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How To Care For Your Furnace
WARNING
DANGER OF BODILY INJURY OR DEATH
TURN
OFF
ELECTRIC
POWER
SUPPLY
AT
DISCONNECT SWITCH, FUSE BOX OR SERVICE
PANEL BEFORE
REMOVING
ANY DOORS OR
ACCESS OR SERVICE PANELS FROM UNIT.
CABINET FINISH
Clean cabinet with damp rag. Never use abrasive cleaners.
Cabinets are finished in heat resistant baked enamel - DO
NOT refinish with wail paint.
COMBUSTION
AND VENTILATION
AIR
The combustion
and ventilation
air supply must not be
blocked.
Do not put anything in or on the furnace cabinet.
For better circulation
and more effective heating, do not
place obstructive furniture closer than four feet to the front
of the cabinet or two feet to the side of the cabinet.
FURNACE AREA
Keep the area near the furnace clear and free from com-
bustible materials, gasoline, and other flammable liquids
and vapors.
ANNUAL UPKEEP NEEDED
It is recommended that a qualified service technician per-
form these checks at the beginning of each heating
season.
CLEANING AND OILING
Shut off electricity, then remove cabinet door and front
panel. Clean any lint or dirt from fan blades, fan motor,
and exposed air passages. Use a brush. Put 5 drops of
SAE 20 oil in each of the two cups or oil tubes on the fan
motor, See Fig. 30, below.
MOTOR OIL HOLES
FAN
MOIOR
Oft
Ius{S
OR
Oft
CUPS
ON
EACH
END OF
MOIOR
PILOT BURNER
Light
pilot using
instructions
in OPERATING
YOUR
FURNACE
(on Pages 19 thru 24, depending
on your
model).
Pilot flame should surround 5/8 to 1/2 inch of the thermo-
couple tip. Refer to Fig. 32, Page 26. If flame needs
adjusting, do it as follows:
ADJUST PILOT BURNER
See Fig. 31 and 32. (Page 26)
1. Remove
screw
cover over pilot adjusting
screw.
2. Insert small screwdriver, Adjust flame as needed. Turn
screw counterclockwise ( _
) to increase flame,
clockwise ( _
) to decrease.
3. Turn thermostat to highest setting. Main burners should
light quickly and smoothly. Turn thermostat to lowest
setting. Main burners should go out. Pilot should re-
main lit except for electronic ignition models.
4. Replace screw cover over pilot adjusting screw.
BURNER FLAME
Start the furnace and let it operate about 10 minutes then
look at the burner flame. Flames should be soft and blue,
see Fig. 31. If flames appear abnormal, contact the gas
company or a qualified
service technician
immediately.
VENTING SYSTEM
Make sure that no parts of the vent air system are block-
ed, rusted or damaged (including joint gaskets). Clean or
replace before using furnace. See Page 12 and 13 for
proper assembly and reseating of vent-air system.
--25--
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