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Model 1537Q Wiring Diagram - FIG. 12
12
BLOWER
LIMIT
CONTROL
LOAD
FAN
LINE
LOAD
LIMIT
LINE
BLACK
BLACK
WHITE
WHITE
RED
JUNCTION
BOX
GROUND
BLACK
BLACK
RED
110 VAC
60 HZ
WHITE
BLACK
FORCED
DRAFT
BLOWER
BLUE
BLACK
WHITE
WHITE
BLACK
BLOWER
BLOWER
BLACK
WHITE
FAN CONTROL
CENTER (FRONT)
BLUE
BLACK
BLACK
1
2
3
4
5
6
COIL COIL
BROWN
BLUE
BLACK
R
G
C
WY
FAN CONTROL
CENTER (FRONT)
ROOM
THERMOSTAT
24 VOLT
NOTE: WHEN USING A ROOM
THERMOSTAT, YOU MUST
BREAK OFF JUMPER FOR
LOW VOLTAGE.