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UPV75 Service Procedure IV – Blower Testing and Replacement
Blower Removal
Step 1. Position gas control power switch to “OFF” position.
Step 2. Unplug blower power cord from wall outlet.
Step 3. Disconnect vent system from exhaust adapter on top of blower.
Step 4. Remove the three blower mounting screws (¼” nut driver).
Step 5. Unplug cord from blower (see picture at right).
Step 6. Remove blower with gasket from water heater.
Blower Installation
Step 1. Clean any debris from jacket head of water heater.
Step 2. Reconnect cord set from Blower Removal, Step 5.
Step 3. Set new blower with gasket in place using locating pins on blower flange to line up with
location holes in jacket head. Be sure not to damage gasket.
Step 4. Secure blower in place using mounting screws from Blower Removal, Step 4.
Step 5. Reconnect vent system to the blower.
Step 6. Plug blower power cord into wall outlet.
Step 7. Position gas control power switch to
the “ON” position.
Step 8. Verify proper blower operation.
Blower mounting
screws
Blower power cord
Locating pins on
blower flange
Pin location holes
in jacket head
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