Install Instructions

Typical heat-only system with fan
Typical 1H/1C heat pump system
Typical cool-only system
Typical heat-only system
L1 (HOT)
L2
24 V common wire may not be present in all systems.
COMPRESSOR
RELAY
HEAT REVERSING
VALVE
COOL REVERSING
VALVE
COMPRESSOR
RELAY
FAN RELAY
FAN RELAY
HEAT RELAY
FAN RELAY
L1 (HOT)
L1 (HOT)
L2
L2
L1 (HOT)
L2
HEAT RELAY
Tips:
WIRING
12