FOR SERVICE TECHNICIAN'S USE ONLY

FOR SERVICE TECHNICIAN’S USE ONLY NOTE: This sheet contains important Technical Service Data.

W10580509C

Tech Sheet

Do Not Remove Or Destroy

WARNING

DANGER

Electrical Shock Hazard

Electrical Shock Hazard

Disconnect power before servicing.

Only authorized technicians should perform diagnostic voltage measurements.

Replace all parts and panels before operating.

After performing voltage measurements, disconnect power before servicing.

Failure to do so can result in death or electrical shock.

Failure to follow these instructions can result in death or electrical shock.

Voltage Measurement Safety Information When performing live voltage measurements, you must do the following: ■

Verify the controls are in the off position so that the appliance does not start when energized.

■

Allow enough space to perform the voltage measurements without obstructions.

■

Keep other people a safe distance away from the appliance to prevent potential injury.

■

Always use the proper testing equipment.

■

After voltage measurements, always disconnect power before servicing.

SPECIFICATIONS Lower Spray Arm Rotation: 12 to 40 rpm Upper Spray Arm Rotation: 12 to 30 rpm

Electrical Supply: (Under load) 60 Hz, 120 VAC. Supply Water Flow Rate: To fill 2 qt (1.9 L) in 27 seconds, 120 psi maximum, 20 psi minimum. Supply Water Temperature: 120˚ F (49˚ C) (Before starting a cycle, run water from sink faucet until hot.) Water Charge: 1.58 gal. (6.0 L) Approximate

REPAIR KITS Vinyl Touch-Up Kits: 675576 (Blue), 676453 (White), 676455 (Gray)

Control Assembly Control Assembly Pinch to release Pin 1

Rotate Control panel snap locks control in place

Connector Box

Connector Brace (To remove, pinch arms and rotate)

Rast Connector Pinout Pin 1

Buttons on bottom of control housing slide into keyhole slots on control panel to support the control

Meter Check of Loads and Fuses 2.

Fuse Service Check: F9 = Small-triac Load Fuse Check operation of loads during Service Diagnostics Cycle. ■ If any of the triac loads work, F9 Fuse is OK. If all triac loads fail to work, F9 Fuse could be open. See “Fuse Resistance Check.”

What To Do If Fuse Open: 1. 2.

Fuse Resistance Check: 1.

Measure resistance of fuse F9. Fuse is on bottom of control board, but can be checked from top side (see “Control Pinout” diagram). ■ If < 3 ohms, fuse is OK. ■ If > 3 ohms, fuse is open.

Unplug dishwasher or disconnect power.

1

Inspect and check resistance of all loads on fuse. If any loads are open, shorted, or have evidence of overheating or pinched wires, replace loads and/or repair wires.

Schematic shown with door switch and all other normally-open contacts open. *Denotes energy-efficient components. Do not substitute.

Wiring Diagram

Most used test points on PC board for multimeter checks

Electronic Control* CCU1 PC Board 7¹⁄₂" x 3³⁄₁₆" (190.28 mm x 81.01 mm) 2-sided FR4

Micro Pin

Power Supply 13V (+8V) Level 1-3 W Level 2-4.4 W VCC (N) Level 3-7.4 W REF (-5V) Return Line 13-volt relays coils goes through door switch

P2

1 2

In factory Programming Port (on top surface of PCB) 3 4 (depopulate in production; use pads)

13V Fan Load (Current) Sense

P12

13V

Foam Drive Turbo Drive

1

Opt Sig

2

4

3

6 5

P13

O.W.I.* (NTC, Foam, and Turbidity Sensor)

Wide Data

VCC

Beeper

13V

7 6 5 4 3

P1A P1B

REF

P3

Wide Data 2 1 VCC

(Wide Out)

Capacitive Touch Keyboards 4-Pin P1-VCC P4-REF

LED Displays 14-Pin Mechanical Push-Button Boards and Active Overlays 20-Pin

P1A and P1B User Interface Connector Options

Temporary connection port for development tools (and future service tools)

2

Analog NTC Input Input

1

P12-6

P12-4

Digital Input

3

P12-5

Y

P12-3

Analog Input

1

Y

P12-1 P12-2

Y

P11

3

Y Y Y

N Line

1

R P11-6 (Spare) Future

R P11-5 (Spare) Future

R

Pilot L1 Test Pad for all Triac Loads

3

3 2 1

4

P11-4 R P11-3

P10

1

3 39K

2

R P11-2

Softener Salt Sensor (Closed when empty) (not all models)

1

R P11-1

P9

3

3

Flow Meter Optional (not many models)

1

Vent Wax Motor (not all models) Fan Motor (not all models)

Red strip on connector

Door Open Detection

1

1

Dispenser Wax Motor

BR P10-1

BR P10-3 BR P10-4 BR P10-5

P8

3

3

P9-5 P9-6 Door Switch

P9-3

V V Dispenser Solenoid OR 5 1

V

Load (Current) Sense for Drain, Vent, and all other Triac loads on Pilot

BR P6-7

K4 Motor Relay

1

P9-1 V

P7

3

1

(Spare) Future

R (Spare) 3 Future

R P8-6 Black strip on connector

AC Input Overfill/Leak Detection (and Pilot Relay Detection)

1 Softener Regen Valve (not all models)

P8-1

P8-3 P8-4

Micro Pin Motor Sense Circuit is different for high versus low power motors

3

BR P6-9 Fill Valve*

TurboZone Wax Motor (not all models)

R

R

Optional Micro Pin

P6

1 1

1

BU P7-6

W2

Fuse F9

3

3

3

BU P7-3 BU P7-4

Fuse F8 P5

G

BR P6-1 Drain Motor

BR P6-6 Overfill (Float) Switch

BU P7-1

Sense

K2 Pilot Relay

N 3 4

L1 2

L1 A-Sync Wash Motor Pump with Chopper

BR P6-4

K1

P4-1

HTR-N Relay

P4-2 W

BR BR P6-3

K3

BK

HTR-L Relay

P4

This option no fuse, jumper only

1

LBU P5-1

Micro Pin

Line N

BU-R P4-3 Thermostat (Hi-Limit) N.C. BU-R BU-R Heater Element

LBU P5-2

BK

W

BK W

Ferrite (1 Loop)

BU-W P4-4

Service Diagnostics Cycle

NRM HIT

NRM HIT

NRM HIT

7

6

NRM

5 NRM

HIT

HIT

DRY DRY DRY DRY DRY DRY DRY 1HR 1HR 1HR 1HR 1HR 1HR 1HR STA STA STA STA STA STA STA STA STA STA STA STA STA STA STA RUN RUN RUN RUN RUN RUN RUN RUN RUN RUN RUN RUN RUN RUN RUN (SAN) (CLN) (CLN) (CLN)

0:15

0:15

1:00

1:00

0:15

2:00

0:15

2:00

1:00

0:10

0:08

0:13

0:08

0:13

3

1

2

NRM

NRM HIT

HIT

DRY

0:51

4

DRY DRY 1HR 1HR STA STA STA STA RUN RUN RUN RUN (SAN) (CLN)

1:21

NRM HIT

8

1:21

NRM HIT

11 10 9

2:00

NRM

0:01

0:10

1:21

TOTAL TIME (MAX.): 21:36

1:21

0:06

INTERVAL TIME (min:sec)

NRM NRM NRM NRM NRM HIT HIT HIT HIT DRY DRY DRY DRY 1HR 1HR 1HR STA STA STA STA STA STA STA RUN RUN RUN RUN RUN RUN RUN SAN (CLN) CLN CLN CLN CLN CLN ALL

1:21

NORMAL HI TEMP HEATED DRY 1 HR WASH START/RESUME RUNNING NOTE 5 SANITIZED NOTES 4,5 CLEAN ALL OTHER CYCLE, OPTION, AND STATUS LEDs

12

0:30

26 25 24 23 22 21 20 19 18 17 16 15 14 13

1:21

INTERVAL CYCLE, OPTION, AND STATUS LEDs

SOIL SENSING INTERVALS AND SENSOR CHECKS APF enabled intervals (APF is OWI turbidity was >: “Bulk” in previous interval) NOTE OWI (soil sensor) check intervals NOTE NOTE: OWI has thermistor built in - see below THERMISTOR (TEMPERATURE SENSOR) CHECK INTERVAL NOTE SALT LEVEL REED SWITCH/ FLOWMETER INPUT TEST NOTE

4 4

OWI

S T A N D B Y

OWI

OWI

THR

5

SRM

(APF)

6

1 NOTES

1

1

PLT PLT PLT PLT PLT VNT VNT VNT VNT VNT (APF) WSH WSHWSH (APF)

DRN DRN DRN FAN HTR

HTR

SERVICE ERROR 1

1

PLT PLT PLT PLT PLT PLT PLT PLT PLT PLT PLT VNT VNT VNT VNT VNT VNT VNT VNT VNT VNT VNT FIL FIL FIL FIL WSH WSH WSH WSH WSH WSH DSP TZ TZ

SERVICE ERROR 2

CUSTOMER ERROR 4

2

CUSTOMER ERROR 3

CUSTOMER ERROR 1

PILOT RELAY VENT (NOT ALL MODELS) FILL* WASH MOTOR DISPENSER (DETERGENT/RINSE AID) TURBO WASH WAX MOTOR DRAIN MOTOR* DC FAN MOTOR (IF PRESENT) HEATER REGEN (IF PRESENT) *APF purges are alllowed in APF enabled intervals. APF Purge: 2 drain pulses, 5 sec. FILL and DRAIN, then 5 sec. FILL.

CUSTOMER ERROR 2

LOADS

REG 3

7 4

3 4

5

4

4

6 4

4

Service Diagnostics Cycle Notes

: 1

To invoke the Diagnostics Cycle, perform the following while in standby: ■ Press Start to wake up the control panel. ■ Press any 3 keys in the sequence 1-2-3-1-2-3-1-2-3 with no more than 1 second between key presses. ■ The Service Diagnostics Cycle will start when the door is closed. ■ To rapid advance 1 interval at a time, press the Start/Resume key. Rapid advancing may skip sensor checks as some checks require 2 complete intervals. NOTE: While in the Diagnostic Cycle, the Start/Resume feature is turned off (for example, Auto Resume after door interrupts) and the Start/Resume key becomes an interval advance key. ■ Invoking Service Diagnostics clears all status and last run information from memory and restores defaults. ■ Drain and wash motors will pulsate on and off. ■ Last run cycles and options returned to default. ■ Reset OWI calibration values to the default values. ■ Forces OWI (Optical Water Indicator) calibration cycle on next customer cycle. NOTE: Calibration cycle may add additional rinses prior to the final rinse to assure clear water and then calibrates the OWI during the fill at the beginning of the final rinse. ■ Operating state returns to standby upon completing or terminating the service diagnostics cycle.

2

Turn on all LEDs immediately upon receiving the entry sequence (even if the door is open) for 5 seconds as a display test. Turn off all LEDs for 1 second prior to reporting customer error history.

3

Press Hi Temp key in this interval to clear customer error history. If the Hi Temp key does not respond, the control panel is in sleep mode. Open and close the door to wake up the control panel and then press Hi Temp key to clear error history.

4

OWI (Optical Soil Sensor) checks ■ Check OWI sensor for the presence of water during the interval 14 and turn on the Clean LED in interval 13 if water is detected. ■ Check OWI for the presence of air during drain interval 5 and turn on the clean LED in interval 4 if air is detected. ■ Check OWI sense for the presence of bulk soil during pause interval 9; execute APF and turn on clean LED in interval 8 if bulk soil is detected.

5

Thermistor (temperature sensor) checks - turn clean LED on if thermistor is in its normal temperature range (32°F to 167°F [0°C to 75°C]). Turn sanitized LED on if fill temperature is above 85°F (29°C).

6

Turn on Sanitized LED in this interval to indicate that the Salt Level Reed Switch is closed.

7

Turn on Clean LED in this interval to indicate that vent current is detected.

Customer Cycle Operation To quickly advance through customer cycles, invoke the Rapid Advance mode by pressing HI TEMP - HEATED DRY - HI TEMP - HEATED DRY, after starting cycle. Then press START/RESUME to advance cycle interval.

NOTE: Rapid Advance mode is automatically enabled in the Service Diagnostic cycle but must be manually invoked in customer cycle.

3

Control Pinout Meter Check Of Loads And Fuses Load must be connected for triac to operate correctly. Meter checks best made at the control. Ω of F9 Triac Fuse

(Top) W2 P5 P6

P7

P8

P10

P9

P11

P12

P13

(OWI) P12 (Wide Out) P13 -4 -3 -2 -1

-2 -1

P4

P5

-6

-1

-9 -1 P7 BU

P6 BR

-6

-1

-6

-1

P8 R

-1 -3 -5 -1 -2 -4 -6

-5 -6 P9 V

P11 R

P10 BR

-1 -3 P12 Y

Dishwasher Strip Circuits ■ ■

The following individual circuits are for use in diagnoses. Do not continue with the diagnosis of the appliance if a fuse is blown, a circuit breaker is tripped, or if there is less than a 120-volt power supply at the wall outlet.

Unplug dishwasher or disconnect power. Perform resistance checks. To check resistance of a component, disconnect harness leads first.

Door Switch (To Heater)

(To Wash Motor, Vent, and Triac Loads)

(To Heater)

(To Wash Motor)

N.O.

N.O.

N.O.

N.O.

K2 Pilot (L1) Relay

K3 Heater (L1) Relay

K4 Motor (N) Relay

Door K1 Switch Sensing Heater (N) Relay Input 13V

N.O. V P9-5 Door Switch P10-4 Electronic Control P9-6

V

Micro Pin

Micro Pin

Micro Pin

Micro Pin

Ref Electronic Control

Wash/Rinse L1

Motor Power

BK

P4-2

N.O. P5-2

K2 Pilot L1 Relay (Also see Door Switch Circuit)

TURQ (LBU)

Run Winding 3Ω - 7Ω TURQ (LBU)

V P5-1 Pin 2 AUX Pin 3 CAP Winding Y Y 23.5 µF 6Ω - 10Ω Motor and Capacitor (Wash Pump) 120V, 60 Hz, 250W typical 300 W Max.

Electronic Control

Sense Resistor N or Jumper 0Ω N.O. W P4-1 K4 Motor N Relay (Also see Door Switch Circuit) Electronic Control

Water Heating/Heat Dry and Water Sensing with O.W.I. Sensor (Water/Air/Soil/Temperature) Pump is washing and control monitors temperature during water heating periods (see “Wash/Rinse” and “Water Heating/Heat Dry and Water Sensing with O.W.I. Sensor (Water/Air/ Soil/Temperature)” circuits). Heater L1

Electronic Control

Electronic Control BK

N.O. P4-2

N.C. P4-3 BU/R

K3 Heater L1 Relay (Also see Door Switch Circuit)

Electronic Control

P12-6 P12-5 P12-4 P12-3 P12-2 P12-1

BU/R BU/W P4-4 Hi-Limit Heater Element Thermostat 8Ω - 30Ω Opens 120V, 60 Hz 207˚F - 217˚F 785W Wet (97˚C - 103˚C) 500W Dry

Y

Pin 1

Turbidity Drive

Y

Pin 2

Foam Drive

Y

Pin 3

OPT Sig

Y

Pin 4

VCC Pin 5 Ref Pin 6 NTC

Y Y

N.O.

N P4-1 W

K1 Heater N Relay (Also see Door Switch Circuit)

O.W.I. Sensor

Temperature: NTC Thermistor 46KΩ - 52KΩ at 77˚F (25˚C) 11KΩ - 13KΩ at 140˚F (60˚C)

Measure NTC resistance at P12-1 and P12-3 connector disconnected from control.

4

Fill Float Use top hole of jumper (In normal position, Float Switch N Input W2 as test point for F9. holds switch closed.) N.O. BR N.O. BR BR P6-9 P6-7 BR P4-2 P6-4 P4-1 W P6-6 Pin 3 Pin 1 Pin 3 Pin 1 K2 Fill Valve Triac Pilot L1 Relay Fuse P10-1 890Ω - 1,090Ω (Also see Door F9 Overfill 120V, 60 Hz, 6W Electronic Control Switch Circuit) Electronic Control Float Switch No test pad on P6-7. Electronic Control No test pad on P6-4. Recommend using test pad on P6-6. Recommend using test pad on P10-1.

L1 BK

Drain L1

N

Use top hole of jumper W2 as test point for F9. BK

P4-2

N.O.

BR BR P4-1 P6-3 P6-1 K2 Pin 1 Pin 3 Pilot L1 Relay Triac Fuse (Also see Door P10-1 F9 Drain Motor Switch Circuit) Electronic Control 15Ω - 25Ω Electronic Control 120V, 60 Hz, 100W No test pad on P6-3. Recommend using test pad on P10-1.

W

Dispenser (Detergent and Rinse Aid) Electronic Control

Dispenser Wax Motor 1.4KΩ - 2.8KΩ N 120V, 60 Hz, 10W Pin 5 Pin 1 N.O. W V V P4-1 P4-2 P9-3 P9-1 K2 Pin 1 Pin 3 Pilot L1 Relay Fuse Dispenser Solenoid Triac (also see Door P10-1 F9 280Ω - 340Ω Switch Circuit) Electronic Control 120V, 60 Hz, 11W Test pad on P9-3 might crowd P9-1. Recommend using test pad on P10-1.

L1

Use top hole of jumper W2 as test point for F9.

BK

Water Softener Regeneration Valve L1

Use top hole of jumper W2 as test point for F9.

N

N.O.

BK

P4-2

P7-3

K2 Pilot L1 Relay Fuse (Also see Door F9 Switch Circuit) Electronic Control

P10-1

BU BU Pin 1 Pin 3 Regeneration Valve 890Ω - 1,090Ω 120V, 60 Hz, 6W

P4-1

P7-1

W

Triac Electronic Control

No test pad on P7-3. Recommend using test pad on P10-1.

Salt Level Sensing

(Closed when salt low) Salt Level Reed Switch

5V

P11-2

R Pin 1

R N.O.

Pin 2

39 KΩ

Pin 3 (R) Pin 3

Pin 4 Pin 1 (R) Electronic Control

P11-1

Sensor Input

Electronic Control

N.O. (Optional Flowmeter)

Turbozone (not on all models)

BK

N

Use top hole of jumper W2 as test point for F9 N.O.

L1

P4-2

K2 Pilot L1 Relay Fuse (Also see door F9 switch circuit) Electronic Control

P7-4

5

BU BU P4-1 W P7-6 Pin 1 Pin 3 TurboZone Wax Motor Triac 600Ω to 1,800Ω Electronic Control 120V, 60 Hz, 6W

Drying For Heated Dry, heater is also running. See Heater circuit under “Wash/Rinse” and “Water Heating/Heat Dry and Water Sensing with O.W.I. Sensor (Water/Air/Soil/ Temperature)” circuits. Vent (not on all models) Use top hole of jumper W2 as test point for F9.

L1 BK

BK

P4-2

N.O. K2 Pilot L1 Relay Fuse (Also see Door F9 Switch Circuit) Electronic Control

(Red stripe (Red stripe on plug) on plug) BR P10-1 BR P4-1 P10-3 Pin 1 Pin 5 Vent Wax Motor 600Ω - 1,800Ω 120V, 60 Hz, 6W Electronic Control

N W

Fan (not on all models) (Red stripe on plug) P10-5

BR

_

+

BR Pin 3

Pin 1

Electronic Control

P10-4

5V

P11-5

Fan Motor 31KΩ - 41KΩ 5 VDC, 1W

DC Ref

(Red stripe on plug)

Electronic Control

Must measure resistance with correct polarity and disconnected from controls.

No test pad on P10-4. Recommend using test pad on P11-5.

Service Diagnostics with Error Codes Entry sequence: Press Start key to wake up the control panel. Press any 3 keys in the sequence 1-2-3-1-2-3-1-2-3 with no more than 1 second between key presses. NOTE: Some models have replaced the “Clean” LED with “Completed.” DISPLAY TEST - ALL LEDs ON

INTERVAL 26

ERROR 1 - MOST RECENT Clean LED Clean LED will flash will flash CLEAN FUNCTION CLEAN PROBLEM Pause code. code. 2 sec. If no error, Clean If no error, Clean LED will stay on LED will stay on solid for 5 seconds. solid for 5 seconds.

INTERVAL 25 Repeat 3 times unless Pause advanced 5 sec. by Start/ Resume key.

ERROR 2 Clean LED will flash CLEAN PROBLEM code. If no error, Clean LED will stay on solid for 5 seconds.

INTERVAL 24 Repeat 3 times unless Pause advanced 5 sec. by Start/ Resume key.

Clean LED will flash CLEAN PROBLEM code. If no error, Clean LED will stay on solid for 5 seconds.

INTERVAL 23 Repeat 3 times unless Pause advanced 5 sec. by Start/ Resume key.

ERROR 4 - OLDEST Clean LED Clean LED will flash will flash CLEAN FUNCTION CLEAN PROBLEM Pause code. code. 2 sec. If no error, Clean If no error, Clean LED will stay on LED will stay on solid for 5 seconds. solid for 5 seconds.

INTERVAL 22 Repeat 3 times unless Pause advanced 5 sec. by Start/ Resume key.

Clean LED will flash CLEAN FUNCTION code. If no error, Clean LED will stay on solid for 5 seconds.

Pause 2 sec.

ERROR 3 Clean LED will flash CLEAN FUNCTION code. If no error, Clean LED will stay on solid for 5 seconds.

Pause 2 sec.

10 seconds pause

Hi Temp LED will be on Press Hi Temp key to clear errors. Hi Temp LED will blink twice to indicate errors have been cleared. If the Hi Temp key does not respond, open and close the door to wake up the control panel. Press Hi Temp key to clear errors. Service Diagnostics Cycle Turns on loads and checks sensors.

INTERVAL 21

INTERVALS 20-3

SERVICE CYCLE ERROR 1 INTERVAL 2 Clean LED Clean LED Repeat will flash will flash 3 times unless CLEAN FUNCTION CLEAN PROBLEM Pause Pause code. code. advanced 2 sec. 5 sec. by Start/ If no error, Clean LED If no error, Clean LED Resume will stay on solid for 5 will stay on solid for 5 key. seconds. seconds.

SERVICE CYCLE ERROR 2 INTERVAL 1 Clean LED Clean LED Repeat will flash will flash 3 times unless CLEAN FUNCTION CLEAN PROBLEM Pause Pause code. code. advanced 2 sec. 5 sec. by Start/ If no error, Clean LED If no error, Clean LED Resume will stay on solid for 5 will stay on solid for 5 key. seconds. seconds.

NOTE: Once error codes are extracted, refer to “Service Error Codes Table” to diagnose and correctly resolve root cause condition

6

FOR SERVICE TECHNICIAN’S USE ONLY Function Code 3Thermistor/ OWI

Service Error Codes Table Example: 6-1 means “Inlet Water” function, “Low/No Water” problem. Function Code 1Control

Problem Code 1Pilot Stuck On

2Control Software Issue

2User Interface

1Stuck Key

Causes

What to Check

Control detected K2 pilot relay stuck closed.

1. Unplug dishwasher or disconnect power. 2. Check all loads on K2 pilot relay for shorts. 3. Replace control and all shorted components. 1. Unplug dishwasher or disconnect power. 2. Replace control board.

Damaged or corrupted memory on control board. Incompatible software components inside micro. Control detected stuck key(s) in keypad or keypad connection. NOTE: If any keys are stuck, the stuck key(s) will be ignored and an error recorded to the service history, but no alert to customer.

Problem Code 1Open

2-Shorted

Check responsiveness of each key. 1. If some keys do not respond, then: - Unplug dishwasher or disconnect power. - Disassemble door and disconnect keypad connection from control or LCD display module. - Verify all other connections to control are made. - Reassemble door but do not close door (leave keypad disconnected). - Plug in dishwasher or reconnect power. - Wait at least 7 seconds for control to power up completely. - Close dishwasher door and monitor control response: A. If control is OK (no longer sees stuck keys with keypad unplugged), it will respond by turning on the drain motor for 2 minutes. Replace keypad and console. B. If control is not OK (still sees stuck keys with keypad unplugged), it will not turn on drain motor. Wait for at least 10 seconds. If still no drain response, then replace control or LCD display module (whichever one the keypad was connected to). 2. If all keys appear OK or intermittent, and keypad is capacitive touch type, then: - Verify tub brackets are screwed to underside of countertop and not hanging over keys (if screw head too close, relocate screw to alternate hole). - Check for evidence of moisture or debris on the surface of the keys. If evident, clean and instruct customer about keeping surface clean. - Check error code history for Fan Error 10-3 as potential cause of condensation on user interface. - Verify presence of vent current if model has a vent wax motor. Refer to “Leaks or Drips On Cabinet or Floor” in the “Troubleshooting Guide” section.

3Failed Calibration

Causes

What to Check

Open connector or component in Temperature Sensing circuit. -Open or faulty temperature sensor. -Temperature sensor input on control. Incoming water temperature above 167°F (75°C). -Shorted connection or component in Temperature Sensing circuit. -Shorted or faulty temperature sensor. -Temperature sensor input on control. 1. OWI failure.

1. Check operation of temperature sensor in Service Diagnostics cycle. 2. Unplug dishwasher or disconnect power. 3. Check all components and connections in the Temperature Sensing circuit with meter. Fix/ replace open connection/ part. 1. Check incoming water temperature. 2. Check operation of temperature sensor in Service Diagnostics cycle. 3. Unplug dishwasher or disconnect power. 4. Check all components and connections in the Temperature Sensing circuit with meter. Fix/ replace open connection/ part. See OWI sensor strip circuit.

2. Drain hose check valve not sealing.

4Wash Motor

3Motor Not Running

1. Loose connection in Motor circuit and/or faulty wash motor.

2. Control Motor Drive circuit or Sense circuit.

5Door Switch

7

1Door Stuck Open

1. Door was not latched within 4 seconds of pressing the Start/Resume key.

1. Run Service Diagnostics to check OWI operation. OWI should see low soil with clear water. 2. Check OWI lens surface. Clean if needed. 3. Unplug dishwasher or disconnect power. 4. Check all connections in Soil Sensing Circuit with meter. Fix/replace bad connection/part. NOTE: Run Diagnostics after replacing new OWI to force calibration on next wash cycle. Dirty water backs into dishwasher after draining. 1. Disconnect drain hose at plumbing connection. 2. Elevate hose above dishwasher and fill with water. If water flows into dishwasher, replace entire drain loop. Install as high as possible and attach to underside of countertop if possible. 1. Check operation of wash motor during diagnostics. 2. Unplug dishwasher or disconnect power. 3. Check resistances of connections in the Wash circuit. - If high resistance, check/ fix loose connections or replace wash motor. 1. Unplug dishwasher or disconnect power. 2. If meter check of Wash Motor circuit shows normal resistance and still not getting power to the wash motor, replace control. Instruct customer. Refer to Use and Care Guide.

Function Code 5Door Switch (cont.)

Problem Code 1Door Stuck Open (cont.)

Causes

What to Check

-Loose connection in Door Switch circuit and/or door switch contacts stuck open and/or door switch contacts stuck open and/or door switch not making contact: -Sloppy door latch assembly, which can be aggravated by high door closure force, keeping strike plate from fully seating. -Door switch (high resistance).

1. Check strike plate and door closure force. Verify door seal is seated properly. Check for interference between dish racks and door. Try bending strike plate down for better engagement. 2. Unplug dishwasher or disconnect power. 3. Check resistances of door switch contacts and all connections in the Door Switch circuit with meter while opening and closing the door latch. - If high resistance with door closed, check/fix loose connections. 4. Measure resistance of door switch contacts while checking mechanical operation of latch assembly. Check for broken plastic pieces on latch assembly. Replace latch if faulty. 1. Unplug dishwasher or disconnect power. 2. Check for 13 VDC from P9-5 to P9-6 by completing the following steps: A. Connect voltage measurement equipment. B. Plug in dishwasher or reconnect power and verify 13 VDC. C. If no voltage is present, unplug dishwasher or disconnect power and replace control. 1. Open and close door and then press Start/ Resume key. If it works now, instruct customer to open door between cycles. 2. Unplug dishwasher or disconnect power. 3. Measure resistance of door switch contacts while checking mechanical operation of latch assembly.

3. If none of the above.

2Door Stuck Closed

6Inlet Water

1Low/No Water (Mechanical Problem)

Control programmed to not start if it suspects the door switch is stuck closed. Control looks for the door switch to open between cycles. -Customer didn’t open the door between cycles or door switch contacts stuck closed. 1. No water to dishwasher. 2. Bowls or pots loaded or flipped and captured wash water. 3. Drain loop detached from tub and/or improper drain connection.

4. Water leaking from dishwasher. 5. Fill valve or water line plugged with debris.

Function Code 6Inlet Water (cont.)

Problem Code 1Low/No Water (Mechanical Problem) (cont.)

2Fill Valve Electrical Problem

3Suds/Air in Pump

4Float Switch Open

Causes

What to Check

6. Overfill switch stuck in “Overfill” position and/or dishwasher not level. 7. Fill valve electrical problem. 1. Loose connection in Fill Valve circuit and/or open Fill Valve Solenoid.

Check other error codes to see if 6-4 also occurred. See 6-4 Error Code.

2. Open fuse on control to fill valve. 3. Fill Valve Drive circuit on the control. 1. Too many suds.

2. Bowls or pots loaded or flipped and captured wash water. 3. Water leaking from dishwasher. 1. Overfill switch stuck in “Overfill” position and/or dishwasher not level. 2. Drain hose check valve not sealing.

Verify water supply is turned on and supply line adequate. Instruct customer on loading. Refer to Use and Care Guide.

3. Fill valve triac on control shorted.

Check for water siphoning out of unit: 1. Allow dishwasher to complete normal fill. 2. Drain for 5 - 10 seconds by pressing CANCEL/ DRAIN. 3. Open door and confirm water does not siphon out of unit. If it does, confirm drain loop is attached to side of dishwasher and drain hose is connected to a drain at least 20" (50.8 cm) off the floor. Check for leaks under dishwasher.

4. Fill valve mechanically stuck open.

Turn off water supply to dishwasher, disconnect water line to inlet valve, and inspect/clean the inlet screen of fill valve, and reconnect water.

8

Check other error codes to see if 6-2 also occurred. See 6-2 Error Code. Unplug dishwasher or disconnect power and check resistances of fill valve solenoid and all connections in the Fill circuit with meter. -Fix/replace open connection/part. Refer to “Fuse Service Check” in “Meter Check of Loads and Fuses” section. Unplug dishwasher or disconnect power and replace control. 1. Allow unit to fill and wash for 1 minute. Open door and check for excessive sudsing. 2. Confirm using proper dishwasher detergent, not hand detergent. 3. Check for excessive rinse aid leakage. Instruct customer on loading. Refer to Use and Care Guide. Check for leaks under dishwasher. Remove any items stuck under the float. Verify that the float moves freely and you hear the “click” of the switch contacts. Check/ adjust levelness of the dishwasher. Water backs into dishwasher after draining and elevates water level. 1. Disconnect drain hose at plumbing connection. 2. Elevate hose above dishwasher and fill with water. If water flows into dishwasher, replace entire drain loop. Install as high as possible and attach to underside of countertop if possible. If still filling while door is open, fill valve is mechanically stuck open (see below). If not filling with the door open, check operation in Service Diagnostics Test Cycle. Advance Service Cycle until detergent dispenser opens. Fill valve should be off. Listen to see if dishwasher is still filling. If still filling, unplug dishwasher or disconnect power and replace control. Confirm dishwasher fills while the door is open. If yes, unplug dishwasher or disconnect power, turn off water to dishwasher, replace fill valve, and turn water back on.

Function Code 6Inlet Water (cont.)

Problem Code 4Float Switch Open (cont.)

6Cool Water

7Flowmeter

8Water Softener Regen Valve Electrical Problem (Water Softener Models Only)

7Heating

1No Heat

Causes

What to Check

5. Too many suds.

1. Allow unit to fill and wash for 1 minute. Open door and check for excessive sudsing. 2. Instruct customer if using improper dishwasher detergent (hand detergent). 3. Disconnect power and replace dispenser if see excessive rinse aid leakage. Refer to “Fuse Service Check” in “Meter Check of Loads and Fuses” section.

6. Open fuse F9 to fill valve and other triac loads. Incoming water under 84°F (29°C).

Disconnected or damaged flowmeter.

1. Loose connection in Regen valve circuit, and/or open Regen valve solenoid. 2. Open fuse on control to Regen valve. 3. Regen valve drive circuit on the control. 1. Control programmed to disable heater, but continue running cycles, if it detects a water heating problem. 2. Heater circuit problem: - Open in heater. - Open connection or component in Heater circuit. 3. Heater Drive circuit on the control.

1. Be sure dishwasher is connected to the hot water supply. 2. Confirm temperature at sink (recommend 120°F [49°C]). Instruct customer to run water at sink before running dishwasher. 3. Unplug dishwasher or disconnect power and check all connections and measure resistance in Temperature Sensing circuit. Replace OWI if resistance is high. 1. Disconnect power or unplug unit. 2. Check connections at salt level sensor and at flowmeter. 3. Use meter to check for flowmeter switch closed. Use meter to check salt level sensor. Switch is open when salt reservoir is filled and closed when salt reservoir is low/empty. 4. Disconnect flowmeter and leave salt sensor connected. Apply a magnet to side of the salt tank near the sensor connection to force the switch closed. 5. With the magnet in place, run the complete service diagnostics cycle. If the sanitized LED turns on in interval 3, the control is good; replace the flow water assembly. If the sanitized LED does not turn on, the control input has failed; replace the control. Unplug dishwasher or disconnect power and check resistances of Regeneration valve solenoid and all connections in the Valve Circuit. Fix/replace open connection/part. Refer to “Fuse Service Check” in “Meter Check of Loads” section. Unplug dishwasher or disconnect power and replace control. Running diagnostics clears the control and allows the heater to turn on again. Water heating problem must be corrected, or the control will disable the heater again. See Heater circuit problem below. 1. Unplug dishwasher or disconnect power. 2. Measure resistance of heater and all components and connections in Water Heating circuit/Heat Dry circuit. Fix/replace open connection/part.

Function Code 7Heating (cont.)

Problem Code 2Heater Stuck On

Causes

What to Check

Heater Drive circuit on the control.

8Draining

1Slow Drain

1. Obstructed drain hose or path.

1. Unplug dishwasher or disconnect power and replace control. 2. Inspect heater and connections for overheating/shorting. If evidence of overheating or shorts exists, replace. 1. Unplug dishwasher or disconnect power. 2. Check for blockages from Sump Check Valve to customer’s plumbing. Potential items: plugged garbage disposal or plug not knocked out, drain loop Check Valve stuck and/or plugged hoses. 1. Unplug dishwasher or disconnect power. 2. Remove Drain Pump and check impeller (normally there is some uneven resistance). If it is stripped, replace Drain Pump. Unplug dishwasher or disconnect power and check resistances of drain motor winding and all connections in the drain motor circuit. Fix/replace open connection/part. 1. Unplug dishwasher or disconnect power. 2.Remove drain motor and dislodge debris from impeller. Refer to “Fuse Service Check” in “Meter Check of Loads” section.

2. Drain Pump impeller fractured.

2Drain Motor Electrical Problem

1. Loose connection in Drain Motor circuit and/or open Drain Motor winding. 2.Debris stuck in drain motor impeller.

3Drain Stuck On

10Other

1Dispenser Electrical Problem

3Drying Fan Error

3. Open fuse on control to Drain Motor. 4. Drain Motor Drive Circuit on the control. Drain Motor Drive circuit on the control.

1. Loose connection in Dispenser circuit and/or open dispenser solenoid. 2. Open fuse on control to dispenser. 3. Dispenser Drive circuit on the control. 1. Loose connection in fan circuit, and/ or open fan motor. 2. Fan drive circuit on the control.

Unplug dishwasher or disconnect power and replace control.

9

Unplug diswasher or disconnect power and replace control. 1. Unplug dishwasher or disconnect power and replace control. 2. Inspect Drain Motor and connections for overheating/shorting. If evidence of overheating/ shorting exists, replace. Unplug dishwasher or disconnect power and check resistances of dispenser solenoid and all connections in the Dispenser circuit. Fix/ replace open connection/ part. Refer to “Fuse Service Check” in "Meter Check of Loads and Fuses" Unplug dishwasher or disconnect power and replace control. Unplug dishwasher or disconnect power and check resistances of fan motor and all connections in the fan circuit. Fix/ replace open connections or fan. Unplug dishwasher or disconnect power and replace control.

Troubleshooting Guide NOTES: ■ For resistance checks, refer to “Dishwasher Strip Circuits” section. ■ For checking operation with diagnostics, refer to “Service Diagnostics Cycle” section. Customer Description

Potential Causes

Check

Clean LED Flashes

Control programmed with self diagnostics.

Won’t Run or Power Up (“Dead” Keypad/ Console) - No operation - No keypad response - No LEDs or display

1. No power to unit or bad connection. 2. Loose connections in dishwasher power-up circuit or between keypad(s) and control.

Read function code being displayed to customer and refer to function codes portion of error code table. Run service diagnostics test cycle to read full history of error codes. Check fuses, circuit breakers, and junction box connections. 1. Unplug dishwasher or disconnect power. 2. Check continuity of power connections to control and connections between keypad(s) and control. Verify correct control is installed. Control should have no 4-pin user interface connector present at P1B if it is configured for an LCD model. Unplug dishwasher or disconnect power and replace control. Refer to “Service Error Codes” table.

3. Model has an LCD display and the control has been exchanged for one that is not compatible with the LCD display module. 4.Control detected door switch problem. 5. User interface or control. Won’t Run and LED for Start/ Resume Key is Blinking Slowly

Won’t Run and All LEDs On Won’t Start and Start/ Resume key LED Flashes 3 Times When Start/ Resume Key is Pressed

Won’t Accept Key Presses and Control Lock LED On One or More Keys Won’t Respond or Unusual LED/ Display/Key Behavior

1. By design, if the door is opened or power is interrupted during a cycle, the user must press the Start/ Resume key to resume operation. 2. Start/Resume key not responding. 3. Control detected door switch problem. Software or hardware incompatibility problem with control. Control looks for door to open between cycles. -Customer has not opened door since last cycle. -Door switch contacts stuck closed. Control Lockout feature accidentally turned on by customer. 1. Stuck key or short circuit(s) in keypad or in control’s input lines that read the keys.

Related Error Code(s)

Customer Description

Potential Causes

Check

One or More Keys Won’t Respond or Unusual LED/ Display/Key Behavior (cont.)

2. Capacitive touch keypad adhesive coming loose from console.

1. Unplug dishwasher or disconnect power. 2. Inspect keypad board for separation from console. Replace keypad and console if separation is seen. 1. Unplug dishwasher or disconnect power. 2. Inspect connections in user interface circuits. Reconnect loose connections. Replace part(s) if pins are damaged or contaminated. Check error history for 10-3 fan error. Refer to “Service Error Codes” table. Verify presence of vent current if model has a vent wax motor. Refer to “Leaks or Drips On Cabinet or Floor” in the “Troubleshooting Guide” section. To wake up the control panel, press the Start or Cancel/Drain key, or open and close the door. 1. Press and verify all keys respond. Instruct customer regarding “sleep mode.” 2. If keys still do not respond, replace keypad and console.

3. Loose connections between keypad and control and/or bent or contaminated connector pins. 4. Excessive condensation on user interface parts due to vent and/ or fan problem.

5. For models with a capacitive touch keypad on the front of unit, control panel is in “sleep mode” where all keys (except Start and Cancel/ Drain) are disabled after 30 seconds of inactivity. 6. Defective user interface.

5-1

1. Unplug dishwasher or disconnect power. 2. Replace UI/console and/or control. Instruct customer. Refer to Use and Care Guide. Dishwasher Beeps Constantly (for Models with Beepers)

See “One or More Keys Won’t Respond.” Refer to “Service Error Codes” table.

5-1

Refer to “Service Error Codes” table.

1-2

Refer to “Service Error Codes” table.

5-2

Instruct customer. Refer to Use and Care Guide (press and hold Control Lock key 5 seconds to turn On/Off). Refer to “Service Error Codes” table.

Long Cycles and/or Stuck in Certain Part of Cycle

2-1

10

1. User opened door during cycle and closed door without pressing Start/Resume to resume cycle.

2. Normal beeper operation is excessive to customer 1. As part of normal operation, the dishwasher pauses 2 or 3 times during the cycle for thermal holds and advances once temperature is met. 2. OWI soil sensor picking high soil cycle too often.

1. Unplug dishwasher or disconnect power. 2. Replace user interface console assembly. Instruct customer. Dishwasher control is designed to beep if dishwasher is in “Cycle Interrupt” mode with door latched. Control will stop beeping when door is opened and/or Start/ Resume key is pressed to resume cycle. Instruct customer how to turn beeper off and on. Press and hold Hi Temp key for 3 seconds (tone sounds). Instruct customer. Explain thermal holds and how the cycle pauses when they occur.

1. Run Service Diagnostics cycle to check if OWI is showing high soil with clear water. 2. Check lens surface. Clean if needed. 3. Unplug dishwasher or disconnect power. 4. Replace OWI and run Diagnostics after installing new OWI to force calibration on next wash cycle.

Related Error Code(s)

10-3

Customer Description

Potential Causes

Check

Long Cycles and/or Stuck in Certain Part of Cycle (cont.)

3. A water heating problem could cause long cycles but will typically cause a “water heating fault.” 4. Heater takes a long time to heat water with low voltage. 5. Incoming water too cold. 6. Suds or air in pump requires repeated wash periods. 7. OWI or NTC sensor problem. 1. Unit is in Sales Demo mode.

Refer to “Service Error Codes” table.

LEDs or Displays Run For Short Time (but No Loads Running) and then Shuts Off

Can Start a Cycle, but Only Runs for a Short Time - Cycle Does Not Complete (Clean LED or Completed May Blink) Will Not Drain, or Excess Water Left in Dishwasher. NOTE: Check Error History. If No Error Codes for Electrical Problems, Problem is Mechanical. Do Not Replace Control. Detergent Not Dispensing or Detergent Left In Dispenser NOTE: Check error history. If no error codes for electrical problems, problem is mechanical. Do not replace control.

2. Open F9 (Triac load fuse) on control disabled loads. 1. Control canceled cycle due to error detected with wash motor, float switch, low water, or suds. 2. Unit in Sales Demo mode. 1. Drain loop check valve not sealing.

2. Customer misunderstands water level after drain. 3. Draining problem. 1. Item in lower rack blocked lid or blocked spray of water to dispenser. 2. Mechanical binding of dispenser lid. 3. Lid latch binding due to excess detergent in mechanism. 4. Dispenser electrical problem. 5. Control canceled cycle before dispensing due to error detected with wash motor, float switch, low water or suds.

Related Error Code(s) 7-1

Customer Description

Potential Causes

Check

Poor Wash

1. Cycle selection of customer not appropriate for dish load. 2. Spray arms not rotating or plugged.

Instruct customer on cycle selection. Recommend “High Temp” option for wash performance boost.

Check for at least 100 VAC at power source. Refer to “Service Error Codes” table. Refer to "Service Error Codes" table.

6-6

Refer to “Service Error Codes” table. Check operation of Cancel key. If there is no Cancel LED response to multiple Cancel key presses, the control is likely in Sales Demo Mode. Run Service Diagnostics Cycle to clear Demo mode. Refer to “Fuse Service and Resistance Checks” in Meter Check of Loads and Fuses” section. Refer to “Service Error Codes” table.

3-1, 3-3

6-3 3. Poor wash due to draining and/or dispensing. 4. Control canceled cycle due to error detected with wash motor, float switch, low water or suds. 5. Soil sensor problem. 4-3, 6-1, 6-2, 6-3, 6-4, 8-3

Run Service Diagnostics cycle to clear Demo mode. 1. Disconnect drain hose at plumbing connection. 2. Elevate hose above dishwasher and fill with water. If water flows into dishwasher, replace entire drain loop (install as high as possible). Instruct customer. Sump will normally have about 1" (2.4 cm) of water remaining after cycle. Refer to “Service Error Codes” table.

Film or Spots On Glasses and/or Dishes

6. Heating problem. 7. Softener problem (on some models). 1. Customer not using rinse aid or dispenser empty. 2. RInse aid dispenser problem. 3. Hard water leaving film on dishes.

8-1, 8-2

Instruct customer on proper dish loading.

1. Unplug dishwasher or disconnect power. 2. Check/replace dispenser. Instruct customer on proper dispenser filling.

4. Detergent carryover or oversudsing.

Refer to “Service Error Codes” table.

10-1

Refer to “Service Error Codes” table.

4-3, 6-1, 6-2, 6-3, 6-4, 8-3

5. Etching of glass from too much detergent at too high of temperature. 6. Drain loop check valve not sealing.

11

1. Check arm rotation. If arms are blocked by dish item, instruct customer. Also check for correct upper spray arm alignment with docking station located on feed tube back wall. 2. Check nozzles. If they are plugged, clean nozzles and confirm filters installed properly. See “Will Not Drain or Excess Water Left in Unit” or “Detergent Not Dispensing or Detergent Left in Dispenser.” Refer to “Service Error Codes” table.

Refer to “Service Error Codes” table. NOTE: Even if no error code recorded, confirm OWI passes all OWI checks in Service Diagnostics cycle and see checks for Error 3-3. Refer to “Service Error Codes” table. Refer to “Service Error Codes” table. Check rinse aid gauge level on dispenser. Instruct customer how to fill and monitor add or use rinse aid. Refer to “Service Error Codes” table. Check water hardness. If hard, instruct customer to use maximum detergent or try pouring ¹⁄₄ cup (60 mL) of Glass Magic into bottom of dishwasher. Also recommend the 1 HR Wash cycle. For models with water softener: Check for “Add Salt” LED at the end of cycle. If on, add salt and Instruct customer. For models with water softener: Regen valve electrical problem. Refer to “Service Error Codes” table. Check water hardness. If below 10 grains, then instruct customer to use less detergent and recommend the 1 HR Wash cycle. Check water hardness. If below 10 grains, instruct customer to use less detergent and recommend the 1 HR Wash cycle. 1. Disconnect drain hose at plumbing connection. 2. Elevate hose above dishwasher and fill with water. If water flows into dishwasher, replace entire drain loop (install as high as possible and attach to underside of countertop if possible).

Related Error Code(s)

4-3, 6-1, 6-2, 6-3, 6-4, 8-3 3-2, 3-3

7-1 6-8

10-1

6-8

6-3

Customer Description

Potential Causes

Check

Poor Dry

1. Customer not using rinse aid and/or dispenser empty. 2. Customer not using Heated Dry option. 3. Rinse aid dispenser problem. 4. Vent stuck closed due to pilot relay stuck on (not all models). 5. Fan problem (on models with fan). 6. Control canceled cycle due to error detected with wash motor, float switch, low water or suds. 7. Heating problem. 1. Door opened during final rinse or dry. 2. Incoming water too cold. 3. Heating problem. 4. Thermistor/ OWI sensor problem. 5. Intermittent door switch/ latch connection. 6. Line voltage too low to heat fast enough. 7. Air pressure surges in dishwasher due to washing with high suds causes brief opening of door switch contacts during final rinse. 1. Customer uses nondishwasher safe dishes or loads plastic dishes directly over heater. 2. Temperature sensing problem. 3. Water heating problem. Heater stuck on. 4. Water heater displaced from mounting clip and/or pulled off center. 1. Spray arm stalled or blocked and spraying on the door.

Check rinse aid gauge level on dispenser. Instruct customer how to fill and monitor, add or use rinse aid. Recommend use of Heated Dry or Smart Dry to customer. Refer to “Service Error Codes” table.

Sanitized LED Blinks or Incomplete Sanitization Message at End of Cycle (Control Could Not Confirm Sanitization Achieved)

Melted Dishware and/or Spray Arm and/or Dishwasher Always Hot

Noisy Operation

Related Error Code(s)

1-1

Refer to “Service Error Codes” table.

10-3

Refer to “Service Error Codes” table.

4-3, 6-1, 6-2, 6-3, 6-4, 8-3

Refer to “Service Error Codes” table. Instruct customer.

7-1

Refer to “Service Error Codes” table. Refer to “Service Error Codes” table. Refer to “Service Error Codes” table.

6-6

Noisy Operation (cont.)

2. No or low water.

Refer to “Service Error Codes” table.

3. Drains too long.

1. Long drain due to OWI sensor problem. Refer to “Service Error Codes” table for 3-3. 2. Slow drain problem. Refer to “Service Error Codes” table for 8-1. Unplug dishwasher or disconnect power and check resistances of vent wax motor and all connections in the vent circuit. Fix/replace open connection/part. Refer to “Fuse Service Check” in “Meter Check of Loads and Fuses“ section. Unplug dishwasher or disconnect power and replace control. Dishwasher is designed to keep fan running after cycle to avoid moisture buildup in dishwasher. Fan will turn off if door is opened longer than 5 seconds. Instruct customer. 1. Check fan operation during Service Diagnostics test cycle. 2. Unplug dishwasher or disconnect power. 3. Replace fan if fan does not spin freely. Unplug dishwasher or disconnect power and check resistances of vent wax motor and all connections in the vent circuit. Fix/replace open connection/part. Refer to “Fuse Service Check” in “Meter Check of Loads and Fuses” section. Unplug dishwasher or disconnect power and replace control. Refer to “Service Error Codes” table.

4. Loose connection in vent circuit and/ or open vent wax motor. 5. Open fuse on control to vent. 6. Vent drive circuit on the control. 7. Fan runs (makes noise) after cycle completed (on models with fan). 8. Excessive fan noise due to faulty fan (on models with fan).

3-1, 3-2 Leaks or Drips On Cabinet or Floor

Check power source. Confirm at least 100 VAC. 6-3

1. Loose connection in vent circuit and/ or open vent wax motor. 2. Open fuse on control to vent. 3. Vent drive circuit on the control. 4. Fan problem (on models with fan). 5.Too many suds. 6. Leaking dishwasher.

Instruct customer.

Refer to “Service Error Codes” table.

3-1

Refer to “Service Error Codes” table.

7-2

1. Instruct customer if blocked. 2. Check spray arm rotation and inspect for plugged nozzles. If plugged, clean nozzles and confirm filters are installed properly.

Check

7-1

See same checks as for 5-1 Error. Refer to “Service Error Codes” table.

Inspect heater. Adjust back into position if needed.

Potential Causes

10-1

Refer to “Service Error Codes” table.

Refer to “Service Error Codes” table.

Customer Description

7. Unit not level (leaning forward) and water surges over front lip during cycle. 8. Air pressure surge when door is opened and immediately closed while dishwasher is hot can force droplets out of the vent duct.

Refer to “Service Error Codes” table. Check door/tub gasket and all water connections under dishwasher. Refer to “Service Error Codes” table. Check error history for Float Error 6-4. Error 6-4 is likely to occur if unit is significantly out of level and leaning forward. Refer to “Service Error Codes” table. Instruct customer to leave door open a few minutes before re-closing, if opened while dishwasher is hot.

Related Error Code(s) 6-1 6-2 6-3 6-4 3-3, 8-1

10-3 6-3, 6-4 6-1, 6-3

6-4

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