Robertshaw RS8210 - Temperature Units Selection; Time Format Selection; ELEC;GAS System Selection

WIRING
10
Installation Note:
Do not overtighten terminal block screws, as this can damage the terminal block.
A damaged terminal block can keep the thermostat from tting on the subbase
correctly or cause system operation issues. Max Torque = 6in/lbs.
Terminal Designations
Heat Pump System
1 HEAT 1 COOL / 2 HEAT 1 COOL
Conventional System
1 HEAT 1 COOL / 2 HEAT 1 COOL
RH/R
Transformer power Transformer Power
C
Transformer Common Transformer Common
B
Reversing Valve
Energized in HEAT
Energized in HEAT
0
Reversing Valve
Energized in COOL
Energized in COOL
G
Fan Relay Fan Relay
W/E
First Stage of Emergency HEAT First Stage of HEAT
W2
Second Stage of HEAT/
EMERGENCY HEAT
Second Stage of HEAT
Y
First Stage of HEAT and COOL First Stage of COOL