Watts tekmar 294 - System Pump and Power Wiring; System Pump Wiring; DHW Pump Wiring; Input Power Wiring

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IOM-T-294 2205 © 2022 tekmar
Provide a 15 Amp circuit for the input power.
• Connect the 115 V (ac) line wire (L) to terminal 55.
• Connect the neutral wire (N) to terminal 56.
Input Power (Terminals 55, 56)
N
L
Power In
L N
55 56
N
G
L
L
NG
Ground
DHW Pump (Terminals 53, 54)
An indirect DHW pump requiring up to 230 V (ac) 5 A, 1/3 hp can be switched
through the DHW Pump terminals.
• Connect the line wire (L) to terminal 53.
• Connect a wire from terminal 54 to the pump L.
• Connect a wire from the pump N back to the power source neutral.
• Ensure the DHW pump is connected to earth ground.
Pump
DHW
53 54
System Pump (Terminals 51, 52)
A system pump requiring up to 230 V (ac) 5 A,
1
⁄3 hp can be switched through
terminals 51 and 52. For simplicity in wiring and troubleshooting, a separate
breaker for each pump is recommended.
• Connect the power source line wire (L) to terminal 51.
• Connect a wire from terminal 52 to the pump Line terminal.
• Connect a wire from the pump Neutral (N) back to the power source neutral.
• Ensure the system pump is connected to earth ground.
N
G
L
L
NG
Ground
Pump
System
51 52