41
Single-stageHeat Pump
2-wire Heat Only
Jumper
X
OR Heat
Mode
Cool
Mode
Connect to Proper Reversing
Valve Terminal. See Table A
System
Selector
STD HP
–
Wallplate
Terminals
Rh
Y/O
W/B
Rc
G
Fan
Relay Reversing
Valve Compressor
Contactor
Y1
Heat Pump
24V Supply
Jumper
XX
X
Wallplate
Terminals
Rh
Rc
Heat 24V or
Millivolt Supply HeatRelay
orValve
X
Y/O
W/B
Y1
G
System
Selector
STD HP
–
X - No Connection