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Fig. 5—Typical parallel wiring diagram of H808C with T87F/Q539A combination for dehumidification
and mildew control.
H808C
R
1
PROVIDE OVERLOAD PROTECTION AND DISCONNECT MEANS
AS REQUIRED.
2
HEATING DAMPER MOTOR, IF USED.
3
CLOGGED FILTER SWITCH OR COOLING PANEL CONNECTION.
Fig. 6—Typical series wiring diagram of H808C with T87F/Q539A combination for dehumidification and
mildew control.
H808C
R
H
1
PROVIDE OVERLOAD PROTECTION AND DISCONNECT MEANS
AS REQUIRED.
HEATING DAMPER MOTOR, IF USED.
2
3
CLOGGED FILTER SWITCH OR COOLING PANEL CONNECTION.
FILTER
LIGHT
HEAT
3
2
H
X
B
FILTER
LIGHT
HEAT
3
2
X
B
T87F/Q539A INTERNALSCHEMATIC
T87F
R1
W1
Y1
OFF
COOL
HEAT
OFF
O
W
HEATING
RELAY OR
VALVE COIL
COOLING
CONTACTOR
COIL
T87F/Q539A INTERNALSCHEMATIC
T87F
R1
W1
Y1
OFF
COOL
HEAT
OFF
O
W
HEATING
RELAY OR
VALVE COIL
COOLING
CONTACTOR
COIL
3
FIXED
COOL
ANTICIPATOR
TEMPERATURE
FALL
ADJUSTABLE
HEAT
ANTICIPATOR
AUTO
FAN
ON
COOL
Y
G
FAN RELAY
COIL
FIXED
COOL
ANTICIPATOR
TEMPERATURE
FALL
ADJUSTABLE
HEAT
ANTICIPATOR
AUTO
FAN
ON
COOL
Y
G
FAN RELAY
COIL
R
1
M18627
R
1
M18626
69-0821
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