Bryant 580F User's Information Manual page 5

I. Air Filters
Air filter(s) should be checked at least every 3 or 4 weeks and
changed or cleaned when necessary. Table 1 indicates the
correct filter size for your unit. See Fig. 4 for filter access
panel location.
To replace or inspect filters:
1. Set room thermostat to the lowest temperature
setting and set SYSTEM switch to HEAT or AUTO.
position.
2. Close the manual gas valve.
3. Turn off the electrical supply to the unit and install
lockout tag.
4. Lift up and remove filter access panel.
5. While holding filter, tilt upper filter rack retainer.
6. Remove filters by pulling up and out toward you from
the track.
7. Inspect or replace filters.
8. Return filters to filter track. Note direction of airflow
arrows on filter frame.
9. Replace filter access panel.
10. Reverse Steps 1 through 3.
If you have difficulty in locating your air filter, or if you have
questions concerning proper filter maintenance, contact your
dealer for instructions. When replacing your unit filters,
always use the same size and type of filter that was origi-
nally supplied by the installer.
Units with outdoor air capability have a cleanable filter for
the outdoor air. This filter should be checked annually and
cleaned as necessary with steam or hot water and a mild
detergent. Do not use throwaway filters in place of cleanable
filters.
WARNING: Never operate your unit without fil-
ters in place. Failure to heed this warning may result
in damage to the blower motor and/or compressor. An
accumulation of dust and lint on internal parts of your
unit can cause loss of efficiency and, in some cases, fire.
580F036-072
Fig. 4 — Typical Filter Access Panel Location
—
Table 1 — Indoor-Air Filter Data
UNIT SIZE
580F
036-072
090,102
120,150
NOTE: Replacement filters should be UL (Underwriters' Laboratories)
certified or equivalent.
II. Heat Exchanger
To ensure dependable and efficient heating operation, the
heat exchanger should be inspected by a qualified mainte-
nance person before each heating season, and cleaned when
necessary. This checkout should not be attempted by anyone
not having the required expertise and equipment to do the
job properly. Checking and/or cleaning the heat exchanger
involves removing the gas controls assembly and the flue col-
lector box cover and, when completed, reinstalling the gas
controls assembly for proper operation. Also, the flue collec-
tor box cover must be replaced correctly so that a proper seal
is maintained. Contact your dealer for the required periodic
maintenance.
III. Fans, Belts and Fan Motor
Periodically check the condition of the fan wheels and hous-
ings, belt tension and fan motor shaft bearings. No lubrica-
tion of condenser or evaporator fan bearings or motors is
required or recommended. Adjust or replace components as
necessary.
IV. Evaporator and Condenser Coils
Cleaning of the coils should be done by qualified service
personnel. Contact your dealer for the required annual
maintenance.
V. Condensate Drain
The drain pan and condensate drain line should be checked
and cleaned at the same time the cooling coils are checked by
your dealer.
VI. Compressor
All compressors are factory supplied with a normal charge of
the correct type refrigeration-grade oil in them and should
not require additional oil.
5 —
INDOOR-AIR FILTERS
(Throwaway Fiberglass)
Quantity Size (in.)
2 16 x 25 x 2
4 16 x 20 x 2
4 20 x 20 x 2
FILTER ACCESS PANEL
580F090-150