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REMOTE WALL THERMOSTAT WIRING DIAGRAMS
LEGEND FOR TSTAT WIRING HARNESS
C Common Terminal
GH Call for High Fan
GL Call for Low Fan
B Reversing Valve
Y Coil for Cooling
W Call for Heat
R 24 VAC Power From Unit
RT5 - Two Speeds Fan T-Stat - Field Provided
-- -- -- Field Wiring
COOL WITH ELECTRIC HEAT
Jumper
Wire
GH GL O B Y W RC RH C
C
GH
GL
B
W
Y
R
24 VAC Connections
RT5 Thermostat
Electronic Control Board
COOL W/O ELECTRIC HEAT
Jumper
Wire
GH GL O B Y W RC RH C
C
GH
GL
B
W
Y
R
24 VAC Connections
RT5 Thermostat
Electronic Control Board
Jumper
Wire
GH GL O B Y W RC RH C
C
GH
GL
B
W
Y
R
24 VAC Connections
Electronic Control Board
HEAT PUMP ONLY AND
HEAT PUMP WITH ELECTRIC HEAT