Wiring Diagram - Fantech SER 450 Manuel D'installation

WIRING DIAGRAM

WIRING DIAGRAM TO
FURNACE
FOR A FURNACE
CONNECTION TO
A COOLING SYSTEM:
As per building codes and installation requirements for combustion appliances:
Air return ducts, or openings for air return, should not be placed in enclosed spaces containing combustion
appliances that are subject to spillage.
(CONT'D)
Standard Furnace Interlock Wiring
FOUR
WIRE
TWO WIRE
heating only
W
R
G
C
Y
FURNACE
24-VOLT
TERMINAL BLOCK
TWO
WIRE
Standard Furnace Interlock Wiring (w/Damper)
FOUR
WIRE
TWO WIRE
heating only
W
R
G
C
Y
FURNACE
24-VOLT
TERMINAL BLOCK
TWO
WIRE
THERMOSTAT
TERMINALS
W R G Y
COOLING SYSTEM
THERMOSTAT
TERMINALS
W R G Y
COOLING SYSTEM
(TERMINAL LABELING MAY VARY)
SHUTOFF
DAMPER
1 3
COIL
CONTROL RELAY
17
RV-CTRL
24VAC
RV-CTRL
24VAC
C R
SHUTOFF
DAMPER
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