3 of 4 © 2005 D 337 - 06/05
DIP Switch Settings
The DIP switches are found on the right hand side of the 337.
LED Status Indicators
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.
Dual Zone Manager 337
Meets Class B: Canadian
ICES & FCC Part 15
Made in
Canada
Power Fuse: T15 A 250 V
15 A
Zone A1
Zone A2
Power
Zone Group Pump A
Zone A3
Zone B1
Zone B2
Zone B3
tN4
tektra 996-02
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
Caution! Disconnect All
Power before Opening
Limited power available, see wiring brochure
For product literature:
www.tekmarcontrols.com
Zone Group Pump B
1
23456789101112 13 14 15 16 20
H7005B
32 33 34 35 36 37 38 39 40 41 42 43
17 18 19
21 22 23 24
25
26 27
24 V (ac) Fuse: T2.5 A 250 V
28 29 30
31
On/Off
Zone Group
Pump A Delay
Zone Group
Pump A
Zone Group
Pump B Delay
Zone Group
Pump B
A1
A2
A3
B1
B2
B3
A1
A2
A3
B1
B2
B3
tN4 C C CWWRRPmp tN4 tN4 C WRtN4 C WRRtN4 C WtN4 RCWtN4
Input Power Zn Grp Zn Grp Zone A1 Zone A2 Zone A3 Zone B1 Zone B2 Zone B3
Zn Grp B B tNt Zone A1 tNt Zone A2 tNt Zone A3 tNt Zone B1 tNt Zone B2 tNt Zone B3
N
L Pmp A Pmp B
C
Vlv
C
Vlv
C
Vlv
C
Vlv
C
Vlv
C
Vlv
Supply
/signal wires 90°C min.
24 V (ac) Fuse: T2.5 A 250 V
On/Off
Zone Group
Pump A Delay
Zone Group
Pump A
Zone Group
Pump B Delay
Zone Group
Pump B
A1
A2
A3
B1
B2
B3
A1
A2
A3
B1
B2
B3
Dual Zone Manager 337
Zone A1
Zone A2
Power
Zone Group Pump A
Zone A3
Zone B1
Zone B2
Zone B3
Zone Group Pump B
Zone Group Pump
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.
Zone Group Pump Delay
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.
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.
Power LED
Green:
• Normal operation.
Amber:
• Power is present but the fuse for the internal 24 V (ac)
transformer is blown.
Off:
• No power to the Power Input of the Zone Manager.
Zone LEDs
Green:
• The zone is on.
Off:
• The zone is off.
Zone Group Pump LEDs
Green:
• The Zone Group Pump relay is on.
Off:
• The Zone Group Pump relay is off.
Nine LEDs to provide the status of the 337’s outputs.
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