United States Stove Company 1800GC - Manual (Page 12)

WIRING DIAGRAM FOR SERIES INSTALLATION WITH EXISTING GAS OR OIL FURNACE
LH POINTER
(FAN OFF)
100
CENTER
POINTER
(FAN ON)
150
RH POINTER
(LIMIT OPENS)
200
SAFETY
STOP
SETTING LIMIT CONTROL
50
150
100 200
250
FAN LIMIT
HIGH
LIMIT
CONTROL
WALL
THERMOSTAT
ELECTRICAL BOX
DRAFT
FAN
CENTER
R*
WIRE INTO GAS
VALVE CIRCUIT
Ra
TO GAS
F U R N A C E
FAN
110V POWER SUPPLY
FROM GAS FURNACE
RED
BLACK
BLUE
BLACK
RED
BLACK
BLACK
BLACK WHITE GREEN
TO
"R" TO
"G"
* OPTIONAL 120V RELAY MOUNTED IN GAS FURNACE
ALL WIRING SHOULD BE DONE BY A QUALIFIED ELECTRICIAN ALL WIRING SHOULD BE DONE BY A QUALIFIED ELECTRICIAN ALL WIRING SHOULD BE DONE BY A QUALIFIED ELECTRICIAN ALL WIRING SHOULD BE DONE BY A QUALIFIED ELECTRICIAN ALL WIRING SHOULD BE DONE BY A QUALIFIED ELECTRICIAN
12
WHITE