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46
CARE AND
MAINTENANCE
FIRE OR EXPLOSION HAZARD
Failure to follow this warning could result in personal
injury, death and/or property damage.
Never store anything on, near, or in contact with the
furnace, such as:
1. Spray or aerosol cans, rags, brooms, dust mops,
vacuum cleaners, or other cleaning tools.
2. Soap powders, bleaches, waxes or other cleaning
compounds, plastic or plastic containers, gasoline,
kerosene, cigarette lighter fluid, dry cleaning f luids,
or other volatile fluids.
3. Paint thinners and other painting compounds, paper
bags, or other paper products.
!
WARNING
For continuing high performance and to minimize possible
equipment failure, periodic maintenance must be performed on
this equipment. Consult your local dealer about proper frequency
of maintenance and the availability of a maintenance contract.
ELECTRICAL SHOCK AND FIRE HAZARD
Failure to follow this warning could result in personal
injury, death or property damage.
Turn off the gas and electrical supplies to the unit before
performing any maintenance or service. Follow the
operating instructions on the label attached to the
furnace.
!
WARNING
CARBON MONOXIDE POISONING AND
FIRE HAZARD
Failure to follow this warning could result in personal
injury, death and/or property damage.
Never operate unit without a filter or with filter access door
removed.
!
WARNING
CUT HAZARD
Failure to follow this caution may result in personal injury.
Sheet metal parts may have sharp edges or burrs. Use care
and wear appropriate protective clothing, safety glasses and
gloves when handling parts and servicing furnaces.
CAUTION
!
The minimum maintenance on this furnace is as follows:
1. Check and clean/replace air filter each month or more
frequently if required. Replace if torn .
2. Check blower motor and wheel for c leanliness each
heating and cooling season. Clean as necessary.
3. Check electrical connections for tightness and controls for
proper operation each heating season. Service as
necessary.
4. Inspect burner compartment before each heating season
for rust, corrosion, soot or excessive dust. If necessary,
have furnace and burner serviced by a qualified service
agency.
5. Inspect the vent pipe/vent system before each heating
season for rust, corrosion, water leakage, sagging pipes or
broken fittings. Have vent pipes/vent system serviced by a
qualified service agency .
6. Inspect any accessories attached to the f urnace such as a
humidifier or electronic air cleaner. Perform any service or
maintenance to the accessories as recommended in the
accessory instructions.
CLEANING AND/OR REPLACING AIR FIL
TER
The air filter arrangement will vary depending on the application.
The filter is exterior to the furnace casing.
NOTE: If the filter has an airflow direction arrow, the arrow
must point towards the blower.
Table 15 – Filter Size Information (In. / mm)
FURNACE
CASING
WIDTH
In. (mm)
FILTER SIZE (In. / mm)
FIL TER TYPE
Side Return B ottom Return
14---1/2
(368)
16 x 25 x 3/4
(406 x 635 x 19)
14 x 25 x 3/4
(356 x 635 x 19)
Washable*
17---1/2
(445)
16 X 25 X 3/4
(406 x 635 x 19)
16 X 25 X 3/4
(406 x 635 x 19)
Washable*
21 ( 533)
16 x 25 x 3/4
(406 x 635 x 19)
20 X 25 X 3/4
(508 x 635 x 19)
Washable*
24 ( 610)
16 x 25 x 3/4
(406 x 635 x 19)
24 X 25 X 3/4
(610 x 635 x 19)
Washable*
* Recommended
Media cabinet filter procedures :
NOTE: Media cabinet is included with single--stage deluxe
furnace.
1. Turn off electrical supply to furnace before removing filter
access door.
2. Remove filter cabinet door.
3. Slide filter out of cabinet.
4. If equipped with permanent, washable 3/4--in. (19 mm) fil-
ter, clean filter by spraying cold tap water through filter in
opposite direction of airflow. Rinse filter and let dry.
Oiling or coating of the filter is not recommended. See
Table 15 for size information.
5. If equipped with factory--specified disposable media filter,
replace only with media filter having the same part
number and size. For expandable replacement media, refer
to the instructions included with the replacement media. If
equipped with accessory KGAFR0301ALL external filter
rack, See Table 15.
6. Slide filter into cabinet.
7. Replace filter cabinet door.
8. Turn on electrical supply to furnace.
BLOWER MOTOR AND
WHEEL
ELECTRICAL SHOCK HAZARD
Failure to follow this warning could result in personal injury
or death.
Blower access door switch opens 115--v power to control.
No component operation can occur unless switch is closed.
Caution must be taken when manually closing this switch
for service purposes.
!
WARNING
58PHA