23
PROBABLE CAUSE
• Opening the door has
provided additional oxygen
which has ignited accumu-
lated gases from partially
spent fuel.
• Cast iron damper in
"CLOSED" position.
• Insufficient natural draft
or an obstruction in the flue
system.
• Fire chamber filled to ca-
pacity with unburned fuel.
• Smoke discharge from
loading door while refuel-
ing.
• Furnace is not connected
to return air duct and is
drawing dirt from furnace
room floor and disbursing
through the home.
• Filter box not installed
or no filter in filter box.
• Improper connection
to existing furnace.
• Improperly sized duct-
ing.
• Excessive dirt accumu-
lation in air filter.
• Combustion chamber
SUGGESTED REMEDY
Always open the door cau-
tiously and allow the safety
latch system to perform its
designed function of contain-
ing ignite gases within the fire
chamber.
Open damper.
SEE #8 AND #9
Do not attempt to overload
furnace.
Always pull exhaust by-pass
rod completely forward be-
fore opening fuel door.
Connect to return air duct
system.
Check for proper draft with
gauge. If inadequate,
SEE
#8.
Install filter box on furnace.
Install filter in filter box.
Refer to information in the
manual relating to the proper
installation procedures or
contact your local heating and
cooling contractor.
Refer to information in the
manual relating to proper
ducting procedures or consult
your local heating and cool-
ing contractor.
Check and replace filter.
FILTER 18” X 25” X 1”
Furnace room may be too
TROUBLESHOOTING
PROBLEM
11. Flames discharging from
fuel door during reloading.
12. Excessive dirt accumu-
lation surrounding air regis-
ters within the home.
13. Home does not achieve
comfortable temperature.
Summary of Contents for 1100
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