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D 337 06/05

Dual Zone Manager 337 1 Information Brochure

2 Application Brochure

Choose controls to match application

Design your mechanical applications

3

4

Rough-in Wiring

5

Wiring Brochure Wiring and installation of specific control

Rough-in wiring instructions

6

Data Brochure

Control settings and sequence of operation

Job Record

Record settings & wiring details for future reference

Introduction The Dual Zone Manager 337 is designed to simplify the wiring between tN4 thermostats and zone valves. The 337 has an internal transformer that supplies power to the tekmarNet®4 (tN4) thermostats and connected zone valves. The 337 has two tN4 buses with three zones each. The two buses allow the 337 to operate zones on two different water temperatures.

Features: tN4 Compatible Internal Transformer Three Powered Zone Valve Outputs on tN4 Bus A Three Powered Zone Valve Outputs on tN4 Bus B

• • • •

tN4 C Pmp tN4 Zn Grp B B tNt 1 2 3 4

Two Powered Zone Group Pump Outputs Simple Wiring Time Delay for Thermal Motor Zone Valves CSA C US Certified for use in USA and Canada

C 5

R W Zone A1 6 7

tN4 tNt 8

C 9

R W Zone A2 10 11

tN4 C R W tNt Zone A3 12 13 14 15

tN4 C R W tNt Zone B1 16 17 18 19

tN4 C R W tN4 C R W tNt Zone B2 tNt Zone B3 20 21 22 23 24 25 26 27

Limited power available, see wiring brochure

Dual Zone Manager 337

tN4

Power

Zone A1

Zone Group Pump A

Zone A2

Zone Group Pump B

tektra 996-02

Zone A3 Zone B1

For product literature: www.tekmarcontrols.com

Zone B2 Zone B3

For product instructions, see brochure Input Power: 115 V (ac) ±10% 60 Hz, 15.5 A Relay Rating: 115 V (ac) 5 A All Loads Using Input Power: 15 A 15 A 28 29 Input Power L N

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30 31 Zn Grp Zn Grp Pmp A Pmp B

Caution! Disconnect All Power before Opening Meets Class B: Canadian ICES & FCC Part 15 32 33 Made in Zone A1 Canada C Vlv

Power Fuse: T15 A 250 V

24 V (ac) Fuse: T2.5 A 250 V On/Off A1 A2 A3 B1 B2 B3 A1 Zone Group Pump A Delay A2 A3 Zone Group B1 Pump B Delay B2 B3 Zone Group Pump A Zone Group Pump B

Supply/signal wires 90°C min. 34 35 Zone A2 C Vlv

36 37 Zone A3 C Vlv

38 39 Zone B1 C Vlv

40 41 Zone B2 C Vlv

© 2005

42 43 Zone B3 C Vlv

H7005B

• • • •

D 337 - 06/05

Sequence of Operation 24 V (ac) Powered Outputs

tN4 Bus A and tN4 Bus B

The 337 has an internal transformer that provides powered outputs for up to six 24 V (ac) zone valves and six thermostats.

The 337 provides two tN4 busses. All of the tN4 terminals for the A zones are internally connected. All of the tN4 terminals for the B zones are internally connected. Each bus also has its own Zone Group Pump relay.

The internal transformer has limited power available. Refer to the Job Records to determine the load on the transformer. If the load is too large for the transformer, refer to the Wiring Brochure to add additional power to the system.

Since there are two separate tN4 busses, the zones on bus A can operate at a separate water temperature or at the same water temperature as the zones on bus B. If the zones on bus B are to operate at the same water temperature as bus A, connect bus A and bus B together.

115 V (ac) Powered Outputs The 337 has two internal relays that provide powered outputs for two zone group pumps.

If the zones on bus B are to operate at a separate water temperature than bus A, do not connect bus A and bus B together.

Refer to the Job Records to determine the allowable loads for these relays.

Pump B Demand

Sequence of Operation

To operate the Zone Group Pump B relay externally, a powered signal must be sent to the Pmp B terminal on the 337. Refer to the Wiring Brochure for the proper wiring.

When a thermostat calls for heat, the Zone LED turns on and power is supplied to the zone valve. • If the Zone Group Pump DIP switch is set to On and the Zone Group Pump Delay DIP switch is set to Off, the Zone Group Pump LED and relay turn on. • If the Zone Group Pump DIP switch is set to On and the Zone Group Pump Delay DIP switch is set to On, the Zone Group Pump LED and relay turn on three minutes after the zone valve is powered. • If the Zone Group Pump DIP switch is set to Off, the Zone Group Pump LED and relay are not turned on.

Group A

tN4 C Pmp tN4 Zn Grp B B tNt 1 2 3 4

C

R W Zone A1 5 6 7

tN4 tNt 8

C

Group B

R W Zone A2 9 10 11

tN4 C R W tNt Zone A3 12 13 14 15

tN4 C R W tNt Zone B1 16 17 18 19

tN4 C R W tN4 C R W tNt Zone B2 tNt Zone B3 20 21 22 23 24 25 26 27

Limited power available, see wiring brochure

Dual Zone Manager 337

tN4

tektra 996-02

Power

Zone A1

Zone Group Pump A

Zone A2

Zone Group Pump B

Zone A3 Zone B1

For product literature: www.tekmarcontrols.com

Zone B2 Zone B3

For product instructions, see brochure Input Power: 115 V (ac) ±10% 60 Hz, 15.5 A Relay Rating: 115 V (ac) 5 A All Loads Using Input Power: 15 A

115 V (ac) L & N

15 A 28 29 Input Power L N

30 31 Zn Grp Zn Grp Pmp A Pmp B

Caution! Disconnect All Power before Opening

Meets Class B: Canadian ICES & FCC Part 15 32 33 Made in Zone A1 Power Fuse: T15 A 250 V Canada C Vlv

D 337 - 06/05

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A1 A2 A3 Zone Group B1 B2 Pump B B3 A1 Zone Group Pump A Delay A2 A3 Zone Group B1 Pump B Delay B2 B3 Zone Group Pump A

Supply/signal wires 90°C min. 34 35 Zone A2 C Vlv

36 37 Zone A3 C Vlv

Group A © 2005

24 V (ac) Fuse: T2.5 A 250 V On/Off

38 39 Zone B1 C Vlv

40 41 Zone B2 C Vlv

Group B

42 43 Zone B3 C Vlv

H7005B

24 V (ac) R & C tN4 Bus A

DIP Switch Settings 24 V (ac) Fuse: T2.5 A 250 V On/Off tN4 C Pmp tN4 Zn Grp B B tNt 1 2 3 4

C 5

R W Zone A1 6 7

tN4 tNt 8

C 9

R W Zone A2 10 11

tN4 C R W tNt Zone A3 12 13 14 15

tN4 C R W tNt Zone B1 16 17 18 19

tN4 C R W tN4 C R W tNt Zone B2 tNt Zone B3 20 21 22 23 24 25 26 27

Limited power available, see wiring brochure

Dual Zone Manager 337

tektra 996-02

Power

Zone A1

Zone Group Pump A

Zone A2

Zone Group Pump B

Zone A3 Zone B1

For product literature: www.tekmarcontrols.com

Zone B2 Zone B3

For product instructions, see brochure Input Power: 115 V (ac) ±10% 60 Hz, 15.5 A Relay Rating: 115 V (ac) 5 A All Loads Using Input Power: 15 A 15 A 28 29 Input Power L N

30 31 Zn Grp Zn Grp Pmp A Pmp B

Caution! Disconnect All Power before Opening Meets Class B: Canadian ICES & FCC Part 15 32 33 Made in Zone A1 Canada C Vlv

Power Fuse: T15 A 250 V

24 V (ac) Fuse: T2.5 A 250 V On/Off A1 Zone Group A2 Pump A A3 Zone Group B1 B2 Pump B B3 A1 Zone Group Pump A Delay A2 A3 Zone Group B1 Pump B Delay B2 B3 Supply/signal wires 90°C min.

34 35 Zone A2 C Vlv

36 37 Zone A3 C Vlv

38 39 Zone B1 C Vlv

40 41 Zone B2 C Vlv

42 43 Zone B3 C Vlv

H7005B

tN4

Zone Group Pump Delay

A1 A2 A3 Zone Group B1 B2 Pump B B3 A1 Zone Group Pump A Delay A2 A3 Zone Group B1 Pump B Delay B2 B3 Zone Group Pump A

Each zone has a corresponding Zone Group Pump Delay DIP switch. Note: The Zone Group Pump Delay only operates if the Zone Group Pump DIP switch is set to On. Zone Group Pump Delay DIP switch set to On: • The Zone Group Pump turns on 3 minutes after the zone calls for heat • The Zone Group Pump turns off 15 seconds after the zone stops calling for heat.

The DIP switches are found on the right hand side of the 337.

Zone Group Pump

Zone Group Pump Delay DIP switch set to Off: • The Zone Group Pump turns on when the zone calls for heat. • The Zone Group Pump turns off when the zone stops calling for heat.

Each zone has a corresponding Zone Group Pump DIP switch. Zone Group Pump DIP switch set to On: • The Zone Group Pump turns on when the zone calls for heat. Zone Group Pump DIP switch set to Off: • The Zone Group Pump does not turn on when the zone calls for heat.

LED Status Indicators Power LED

Zone Group Pump LEDs

Green: • Normal operation.

Green: • The Zone Group Pump relay is on.

Amber: • Power is present but the fuse for the internal 24 V (ac) transformer is blown.

Off: • The Zone Group Pump relay is off.

Off: • No power to the Power Input of the Zone Manager.

Dual Zone Manager 337

Zone LEDs Green: • The zone is on.

Power

Zone A1

Zone Group Pump A

Zone A2

Zone Group Pump B

Zone A3 Zone B1

Off: • The zone is off.

Zone B2 Zone B3 Nine LEDs to provide the status of the 337’s outputs.

Cleaning the Control The control’s exterior can be cleaned using a damp cloth. Moisten the cloth with water and wring out prior to wiping the control. Do not use solvents or cleaning solutions.

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© 2005

D 337 - 06/05

Limited Warranty and Product Return Procedure Limited Warranty The liability of tekmar under this warranty is limited. The Purchaser, by taking receipt of any tekmar product (“Product”), acknowledges the terms of the Limited Warranty in effect at the time of such Product sale and acknowledges that it has read and understands same. The tekmar Limited Warranty to the Purchaser on the Products sold hereunder is a manufacturer’s passthrough warranty which the Purchaser is authorized to pass through to its customers. Under the Limited Warranty, each tekmar Product is warranted against defects in workmanship and materials if the Product is installed and used in compliance with tekmar’s instructions, ordinary wear and tear excepted. The pass-through warranty period is for a period of twenty-four (24) months from the production date if the Product is not installed during that period, or twelve (12) months from the documented date of installation if installed within twenty-four (24) months from the production date. The liability of tekmar under the Limited Warranty shall be limited to, at tekmar’s sole discretion: the cost of parts and labor provided by tekmar to repair defects in materials and / or workmanship of the defective product; or to the exchange of the defective product for a warranty replacement product; or to the granting of credit limited to the original cost of the defective product, and such repair, exchange or credit shall be the sole remedy available from tekmar, and, without limiting the foregoing in any way, tekmar is not responsible, in contract, tort or strict product liability, for any other losses, costs, expenses, inconveniences, or damages, whether direct, indirect, special, secondary, incidental or consequential, arising from ownership or use of the product, or from defects in workmanship or materials, including any liability for fundamental breach of contract. The pass-through Limited Warranty applies only to those defective Products returned to tekmar during the warranty period. This Limited Warranty does not cover the cost of the parts or labor to remove or transport the defective Product, or to reinstall the repaired or replacement Product, all such costs and expenses being subject to Purchaser’s agreement and warranty with its customers.

Any representations or warranties about the Products made by Purchaser to its customers which are different from or in excess of the tekmar Limited Warranty are the Purchaser’s sole responsibility and obligation. Purchaser shall indemnify and hold tekmar harmless from and against any and all claims, liabilities and damages of any kind or nature which arise out of or are related to any such representations or warranties by Purchaser to its customers. The pass-through Limited Warranty does not apply if the returned Product has been damaged by negligence by persons other than tekmar, accident, fire, Act of God, abuse or misuse; or has been damaged by modifications, alterations or attachments made subsequent to purchase which have not been authorized by tekmar; or if the Product was not installed in compliance with tekmar’s instructions and / or the local codes and ordinances; or if due to defective installation of the Product; or if the Product was not used in compliance with tekmar’s instructions. THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, WHICH THE GOVERNING LAW ALLOWS PARTIES TO CONTRACTUALLY EXCLUDE, INCLUDING, WITHOUT LIMITATION, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, DURABILITY OR DESCRIPTION OF THE PRODUCT, ITS NON-INFRINGEMENT OF ANY RELEVANT PATENTS OR TRADEMARKS, AND ITS COMPLIANCE WITH OR NON-VIOLATION OF ANY APPLICABLE ENVIRONMENTAL, HEALTH OR SAFETY LEGISLATION; THE TERM OF ANY OTHER WARRANTY NOT HEREBY CONTRACTUALLY EXCLUDED IS LIMITED SUCH THAT IT SHALL NOT EXTEND BEYOND TWENTY-FOUR (24) MONTHS FROM THE PRODUCTION DATE, TO THE EXTENT THAT SUCH LIMITATION IS ALLOWED BY THE GOVERNING LAW. Product Warranty Return Procedure All Products that are believed to have defects in workmanship or materials must be returned, together with a written description of the defect, to the tekmar Representative assigned to the territory in which such Product is located. If tekmar receives an inquiry from someone other than a tekmar Representative, including an inquiry from Purchaser (if not a tekmar Representative) or Purchaser’s customers, regarding a potential warranty claim, tekmar’s sole obligation shall be to provide the address and other contact information regarding the appropriate Representative.

tekmar Control Systems Ltd., Canada tekmar Control Systems, Inc., U.S.A. Head Office: 5100 Silver Star Road Vernon, B.C. Canada V1B 3K4 (250) 545-7749 Fax. (250) 545-0650 Web Site: www.tekmarcontrols.com Product design, software and literature are Copyright © 2005 by: tekmar Control Systems Ltd. and tekmar Control Systems, Inc.

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All specifications are subject to change without notice. Printed in Canada. D 337 - 06/05.