Carrier 58DE - Manual (Page 4)

LINE-TO-LINE WIRING DIAGRAMS
Figure 7—Units Equipped for Cooiing
Figure 8—Heating-Only Units
TABLE IV-SPEED SELECTOR
Wire/Speed Tap No.
White/Common C
Black/Hi 1
Blue/Med-Hi 2
Yellow/Med-Lo 3
Red/Lo 4
IX. CARE AND MAINTENANCE
WARNING: Never store ajaytbing on, or in contact
furnace, sucii as;
1. Spray or aerosol cans, r^s, brocsas, dust ok ^ yacaiaan
cleaners, or other cleaning tools.
2. Soap powders, bleaches, ^»axes or other deai^ ctss-
pound^ plastic or plastk containeis, gasoline Icadsene,
cigarette lighter finid, dry cleaning fiuids, or ether
volatile fiuids.
3. Faint thinners and other pahsthig compoundsi p^pe®
bags or other paper products.
For continuing high performance, and to minimize possible
equipment failure, it is essential that periodic maintenance
be performed on this equipment. Consult your local Dealer
as to the proper frequency of maintenance and the
availability of a maintenance contract.
The ability to properly perform maintenance on this equip­
ment requires certain mechanical skills and tools. If you do
not possess these, contact your Dealer for maintenance.
WARNING: Turn off gas and electrical supply to
perfoiming any maintenance
The minimum maintenance that should be performed on
this equipment is as follows:
1. Check and clean or replace air filter each month or as re­
quired.
2. Check blower motor and wheel for cleanliness and
lubrication each heating and cooling season. Clean and
lubricate as necessary.
3. Check electrical connections for tightness and controls
for proper operation each heating season. Service as nec­
essary.
WARNING: As widvany mecharucal eqtupmeai,pera«Kli»-
jury can result from sharp metal edge«, etc,; be
careful when removing parts, , . : .s
A. Air Filters
Each furnace accommodates two filters which are installed
above the furnace in the return air plenum. See Figure 9.
To clean or replace the filters, proceed as follows:
1. Remember to disconnect electric power before removing
access panels.
2. Remove front access panel.
3. Remove filter/blower access doors located beside flue
pipe. See Figure 9.
4. Remove filters from return air plenum. Replace or clean
as needed.
5. Some furnaces are equipped with permanent washable
filters.
a. Clean with tap water.
b. Rinse and let dry.
c. No oiling or coating of filter is required.
d. Reinstall filters with cross-sectional binding facing
blower.
CAUTION: Never operate unit without filters or with access
panels removed. Daunage to blower motor may result.