All installations and services must be performed by qualified service personnel.
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5. GASKETS/SEALING MATERIALS
Inspect all visible gaskets for signs of degradation or liquid seepage, especially
any seals which were removed as part of the inspection. Replace any suspect
gaskets.
C. HEAT EXCHANGER
Inspect for corrosion, pitting, warpage, deterioration, carbon build-up and loose
gaskets in the flue pipe, burner box and accessible areas of the heat exchanger.
1. CLEANING THE COIL AIR SIDE
a. Remove the blower from the blower compartment. In order to remove the
blower, it will first be necessary to disconnect the furnace from the outside
power supply and disconnect the blower wire harness from the furnace at
the blower pan quick connect.
b. Clean the coil with a vacuum cleaner by going through the blower pan
opening being careful not to bend or damage any of the fins.
c. Once all components are cleaned, they must be re-installed to their factory
produced state. Any seals or joints in the flue system which have been
removed or loosened must be reconnected and sealed if necessary. Do
this in accordance with the installation instructions.
:
The inducer motor mounting plate gasket and the collector box
gasket must be replaced.
D. HOUSE AIR BLOWER
Check and clean the blower wheel, housing and compartment with a vacuum.
Check the motor name plate and follow the motor manufacturers instructions for
lubrication, if required.
IMPORTANT:
Some motors are permanently lubricated
and should not be
oiled.
See motor name plate for specific instructions.
E. RETURN AIR FILTER
The Return Air Filter(s): Provided with this unit is a permanent type filter. This
filter(s) should be inspected and when dirty, cleaned or replaced, if necessary to
assure proper furnace operation. Follow the cleaning, removal and replacement
procedure below.
