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UPV75 Series
Flue Baffle Inspection and Replacement
Step 1.
Position the gas control power switch to the "OFF" position and unplug blower
from wall outlet.
Step 2.
Disconnect vent system from exhaust adapter on top of blower.
Step 3.
Unplug cord sets from the blower (see photo 28).
Step 4.
Remove the three blower mounting screws (1/4"
nut driver) (see photo 28).
Step 5.
Remove blower with gasket
from water heater.
Step 6.
Remove flue baffle from heater
(see photos 29a-b).
Step 7.
Inspect baffle for deterioration and any missing
restrictors. Clean any scale or debris build up.
Replace with a new flue baffle as necessary.
Step 8.
Reinstall the baffle into the flue tube.
Step 9.
Check burner to insure no scale has accumulated
during this operation. See burner cleaning procedure
on page 15.
Step 10. Reinstall the blower onto the water heater.
Connect vent system and cords set to blower.
Plug water heater into a wall outlet.
Step 11. To resume operation follow the lighting
instructions located on the lighting
instruction label or the lighting
instructions located in the installation
and operation manual.
UPV75 SERVICE PROCEDURE XII
Flue Baffle Inspection & Replacement
33
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