A00227
Fig. 16 - Slide Side Filter Out of Furnace
A00228
Fig. 17 - Slide Bottom Filter Out of Furnace
4. Inspect the filter. If torn, replace it.
NOTE: If a washable filter has been replaced with:
a.Factory specified disposable media filter — Do not clean. If dirty, replace only with media filter having the same part number and size. Install with airflow direction arrow pointing towards blower.
b.Electronic Air Cleaner (EAC) — Refer to EAC Owner’s Manual for maintenance information.
5.Wash filter (if dirty) in sink, bathtub, or outside with a garden hose. Always use cold tap water. A mild liquid de- tergent may be used if necessary. Spray water through filter in the opposite direction of airflow. Allow filter to dry.
6.Reinstall clean air filter.
7.Replace filter cabinet door. (See Fig. 18 and 19.)
8.Turn on electrical supply to furnace (See Fig. 11).
A06192
Fig. 18 - Replace Side Filter Cabinet Door
A06193
Fig. 19 - Replace Bottom Filter Cabinet Door
NOTE: If side return ducts are used, 2 filters may be required in some models. The procedure listed above may be used to remove side filters.
!CAUTION
PERSONAL INJURY HAZARD
Failure to follow this caution may result in personal injury.
Use care when cutting support rods in filters to protect against flying pieces and sharp rod ends. Wear safety glasses, gloves, and appropriate protective clothing.
Filters may be field modified by cutting filter material and support rods (3) in filters. Alternate sizes and additional filters may be ordered from your dealer.
| FILTER QUANTITY AND SIZE * |
| ||
FURNACE CASING WIDTH |
| ** | FILTER TYPE* | |
IN (MM) | SIDE RETURN |
| BOTTOM RETURN | |
|
| |||
| IN (MM) |
| IN (MM) |
|
| (1) 16 x 25 |
| (1) 14 x 25 | 3/4” (19 mm) thick washable or |
| ||||
(406 x 635) |
| (356 x 635) | ||
|
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| |
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|
| 3/4” (19 mm) thick washable or |
(1) 16 x 25 |
| (1) 16 x 25 | ||
(406 x 635) |
| (406 x 635) | ||
|
| |||
|
|
|
|
|
| (1) 16 x 25 |
| (1) 20 x 25 | 3/4” (19 mm) thick washable |
21 (533 ) |
| or | ||
(406 x 635) |
| (508 x 635) | ||
|
| |||
|
|
|
| |
| (1) 16 x 25 |
| (1) 24 x 25 | 3/4” (19 mm) thick washable or |
24 (610) |
| |||
(406 x 635) |
| (610 x 635) | ||
|
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| |
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*Recommended |
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**Some furnaces may have 2 filters |
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7