Whirlpool Gold WGFM195 Installation Instructions Manual page 44

Symptoms of
Abnormal Associated
Operation LED Code Fault Description Possible Causes
Furnace fails to 2 flashes
operate.
Integrated
control module
diagnostic LED
is flashing
2 flashes.
Induced draft 3 flashes
blower runs
continuously
with no further
furnace
operation.
Integrated
control module
diagnostic LED
is flashing
3 flashes.
Circulator 4 flashes
blower runs
continuously.
No furnace
operation.
Integrated
control module
diagnostic LED
is flashing
4 flashes.
Induced draft 5 flashes
blower and
circulator
blower runs
continuously.
No furnace
operation.
Integrated
control module
diagnostic LED
is flashing
5 flashes.
44
Pressure switch Induced draft blower
circuit is closed. pressure switch
contacts sticking.
Induced draft
blower is not Shorts in pressure
operating. switch circuit.
Pressure switch Pressure switch hose
circuit is not blocked, pinched or
closed. connected improperly.
Induced draft Blocked flue and/or inlet
blower is air pipe, blocked drain
operating. system or weak induced
draft blower.
Incorrect pressure
switch setpoint or
malfunctioning switch
contacts.
Loose or improperly
connected wiring.
Primary limit or Insufficient conditioned
auxiliary limit air over the heat
circuit is open. exchanger. Blocked
filters, restrictive
ductwork, improper
circulator blower speed,
or failed circulator
blower.
Faulty primary limit
switch.
Loose or improperly
connected wiring.
Flame sensed Short to ground in flame
with no call for sense circuit.
heat.
Corrective Actions
Replace induced draft
blower pressure
switch.
Repair short.
Inspect pressure
switch hose. Repair/
replace, if necessary.
Inspect flue and/or
inlet air piping for
blockage, proper
length, elbows and
termination.
Check drain system.
Correct as necessary.
Correct pressure
switch setpoint or
contact motion.
Tighten or correct
wiring connection.
Check primary limit
switch. Replace if
necessary.
Check filters and
ductwork for blockage.
Clean filters or remove
obstruction.
Check circulator
blower speed and
performance. Correct
speed or replace
blower if necessary.
Tighten or correct
wiring connection.
Correct short at flame
sensor or in flame
sensor wiring.
Notes and
Cautions
Turn off power
prior to repair.
Replace pressure
switch with
correct
replacement part.
Turn off power
prior to repair.
Replace pressure
switch with
correct
replacement part.
Replace induced
draft blower with
correct
replacement part.
Turn off power
prior to repair.
Replace primary
switch with
correct
replacement part.
Replace
circulator blower
with correct
replacement part.
Turn off power
prior to repair.