Care And Maintenance - Bryant 820TA Installation, Start-Up, Operating And Service And Maintenance Instructions

820TA/821TA: Installation, Start-up, Operating and Service and Maintenance Instructions
WARNING
!
ELECTRICAL SHOCK AND FIRE HAZARD
Failure to follow this warning could result in personal injury, death,
and/or property damage.
Turn off the gas and electrical supplies to the furnace and install lockout
tag 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 furnace without a filter or with filter access door
removed.

CARE AND MAINTENANCE

WARNING
!
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 fluids, or other volatile fluids.
3. Paint thinners and other painting compounds, paper bags, or
other paper products. Exposure to these materials could lead to
corrosion of the heat exchangers.
CAUTION
!
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.
For continuing high performance and to minimize possible furnace
failure, periodic maintenance must be performed on this furnace.
Consult your local dealer about proper frequency of maintenance and the
availability of a maintenance contract.
The minimum maintenance on this furnace is as follows:
1. Check and clean air filter each month or more frequently if
required. Replace if torn.
2. Check blower motor and wheel for cleanliness 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.
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
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 furnace 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 Filter
The air filter arrangement will vary depending on the application.
NOTE: If the filter has an airflow direction arrow, the arrow must point
towards the blower.
Media Cabinet Filter Procedures
Perform the following procedure to clean or replace a media cabinet
filter:
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) filter, 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
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.
6. Slide filter into cabinet.
7. Replace filter cabinet door.
8. Turn on electrical supply to furnace.
Table 13 – Filter Size Information - In. (mm)
FURNACE
SIDE
CASING WIDTH
RETURN
16 X 25 X 3/4
14-1/2 (368)
(406 X 635 X 19)
16 X 25 X 3/4
17-1/2 (445)
(406 X 635 X 19)
16 X 25 X 3/4
21 (533)
(406 X 635 X 19)
16 X 25 X 3/4
24 (610)
(406 X 635 X 19)
*. Recommended
Blower Motor and Wheel
The following steps should be performed by a qualified service agency.
NOTE: The blower wheel should not be dropped or bent as balance will
be affected.
To ensure long life and high efficiency, clean accumulated dirt and
grease from blower wheel and motor annually.
The inducer and blower motors are pre-lubricated and require no
additional lubrication. These motors can be identified by the absence of
oil ports on each end of the motor.
38
Table 13 for size information.
FILTER SIZE
FILTER TYPE
BOTTOM
RETURN
14 X 25 X 3/4
Washable
(356 X 635 X 19)
16 X 25 X 3/4
Washable
(406 X 635 X 19)
20 X 25 X 3/4
Washable
(508 X 635 X 19)
24 X 25 X 3/4
Washable
(610 X 635 X 19)
*