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Wiring Diagram
Steady On = Normal Operation
1 Flash = System Lockout (Retries/Recycles Exceeded
2 Flashes = Low Fire Pressure Switch Stuck Closed
3 Flashes = Low Fire Pressure Switch Stuck Open
4 Flashes = Thermal Protective Device Open
5 Flashes = Flame Sensed With Gas Control Valve De-energized
7 Flashes = Low Flame Sense Signal
8 Flashes = Check Igniter Or Improper Grounding
9 Flashes = High Fire Pressure Switch Stuck Open
Continuous Flashes = 115- Volt AC Power Reversed
Equipment GND
Field GND
Field Splice
Switch (Temp.)
Igniter
Pressure Switch
Over-Current
Protection Device
Low Voltage (24V)
Low Voltage Field
High Voltage (115V)
High Voltage Field
Junction
Terminal
Internal To
Integrated Control
Plug Connection
Color
Symbol
Gray
GY
White
W
Black
BK
Red
R
Blue
BU
Orange
OR
Yellow
Y
Green
G
Pink
PK
Azure
A
Violet
V
Brown
BR
Check codes for proper wiring and circuit protection before
installation.
NOTES:
1. Set heat anticipator on room thermostat at 0.7 amps.
2. Manufacturer's specified replacement parts must be used
when servicing.
3. If any of the original wire as supplied with the furnace must be
replaced, it must be replaced with wiring material having a
temperature rating of at least 105ºC. Use copper conductors
only.
Y
On Off
2
nd
Stage
Delay*
Mode*
Heat
Off
Delay*
FS
See
Note 6
See
Note 4
Circulator
Blower
1
2
3
4. If heating and cooling blower speeds are not the same,
5. Unit must be permanently grounded and conform to NEC and
6. To recall the last 5 faults, most recent to least recent, depress
discard jumper before connecting blower leads. Unused
blower leads must be placed on "PARK" terminals of
integrated control or taped.
local codes.
switch for more than 2 seconds while in standby (no
thermostat inputs).
COOL-H
41
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