4 Wire Heat / Cool
Y1
RH
RC1
RC
Y/O
W/B
G
ermostat Backplate
Wall
Y/O
W/B
G
5 Wire Heat / Cool
Y1
RH
RC1
RC
Y/O
W/B
G
ermostat Backplate
Wall
RC
Y/O
W/B
G
3 Wire Cool Only
Y1
RH
RC1
RC
Y/O
W/B
G
Y1 Heat Valve (SSHP)
RH, 4 Heat 24V Supply
Jumper Wire Only Jumper
RC, R Cool 24V Supply
O, Y/O, M Cool Contactor
W/B, W, W1 Heat Relay / Valve
G, F Fan Relay
ermostat Backplate
Wall
RC
Y/O
G
Single Stage Heat
Pump
Y1
RH
RC1
RC
Y/O
W/B
G
Y1 Heat Valve (SSHP)
RH, 4 Heat 24V Supply
Jumper Wire Only Jumper
RC, R Cool 24V Supply
O, Y/O, M Cool Contactor
W/B, W, W1 Heat Relay / Valve
G, F Fan Relay
ermostat Backplate
Wall
Y1
RC
Y/O
G
2 Wire Heat Only
Y1
RH
RC1
RC
Y/O
W/B
G
ermostat Backplate
Wall
RH
W/B
3 Wire Heat Only
Y1
RH
RC1
RC
Y/O
W/B
G
Y1 Heat Valve (SSHP)
RH, 4 Heat 24V Supply
Jumper Wire Only Jumper
RC, R Cool 24V Supply
O, Y/O, M Cool Contactor
W/B, W, W1 Heat Relay / Valve
G, F Fan Relay
ermostat Backplate
Wall
RC
W/B
G
RC
RC
Y1 Heat Valve (SSHP)
RH, 4 Heat 24V Supply
Jumper Wire Only Jumper
RC, R Cool 24V Supply
O, Y/O, M Cool Contactor
W/B, W, W1 Heat Relay / Valve
G, F Fan Relay
OR
Y1 Heat Valve (SSHP)
RH, 4 Heat 24V Supply
Jumper Wire Only Jumper
RC, R Cool 24V Supply
O, Y/O, M Cool Contactor
W/B, W, W1 Heat Relay / Valve
G, F Fan Relay
RH
Y1 Heat Valve (SSHP)
RH, 4 Heat 24V Supply
Jumper Wire Only Jumper
RC, R Cool 24V Supply
O, Y/O, M Cool Contactor
W/B, W, W1 Heat Relay / Valve
G, F Fan Relay