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F
T
-S
W
OR
ROUBLE
HOOTING
PROBLEM
POWER ON
Between 4&1
Between 4&2
Between 4&3
DAMPER OPEN NO
COMBUSTION
Damper Sticks
Damper Rotates Continuously
*If all steps have been tried and the vent damper problems persist, call our technical support at 1-800-742-8368.
IMPORTANT: Damper must be OPEN before combustion can take place.
J
W
P
ITH A
UMPER
IRE IN
LACE
POSSIBLE CAUSE
1. Is gas turned on.
2. Operating limit, pressure control or
low water cut off not on.
3. Blocked vent switch or flame roll out
switch tripped.
4. Loose or broken connection
5. Defective component in appliance
after the vent damper.
1. Something obstructing damper
blade.
2. Damper pipe egg shaped.
Out of round / binding.
3. Crimped end of vent pipe
inserted in too far.
1. Defective damper motor
assembly.
1. Make sure gas is on.
2. Make sure operating limit, pressure
3. Reset or replace blocked vent
4. Tighten, repair or replace
5. Replace defective component in
1. Make sure damper blade is free
2. Adjust damper pipe or replace
3. Properly align and secure vent
1. Replace damper motor
Page 11
RECOMMENDED SOLUTION
control or low water cut off is on.
switch or flame roll out switch.
connection
appliance.
of all obstructions.
vent damper.
pipe making sure damper blade
will touch vent pipe.
assembly.
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