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120 volt potential exposure. Isolate the appliance
and reconfirm power is disconnected using a
multi-meter.
WARNING
Service Procedure V:
Blower Testing and Replacement
Blower Replacement Procedure
Step 1.
Position main power switch to “OFF”.
Step 2.
Disconnect (unplug) water heater from 120 volt
power source.
Step 3.
Turn off gas supply to water heater.
Step 4.
Un-latch & remove surround cover from top of
heater.
Step 5.
Disconnect the 2 wire harnesses from blower.
Step 6.
Disconnect intake vent and gas supply from gas valve assembly.
Step 7.
Remove the 2 to 3 gas valve mounting screws (Torx bit) located on the venturi mounting flange. (Refer to page
27 for more details.)
Step 8.
Remove The 4 blower flange mounting screws (5/32 Allen wrench) and remove blower from transition flange.
Step 9.
Remove any residual gasket material from venturi mounting flange and transition flange.
Step 10. Install new blower with new gasket provided. Secure blower in place using screws from step 8.
Step 11. Reconnect gas valve assembly to blower with new gasket provided. Secure gas valve in place using screws
from step 7.
Step 12. Reconnect intake vent and gas line to gas valve assembly and check for gas leaks repair any leaks found.
Step 13. Reconnect the 2 wire harnesses to blower assembly, restore 120 volt power supply & gas supply to water
heater and confirm proper operation following the lighting instructions on the lighting instruction label or the
lighting instructions located in the installation and operating instruction manual.
Step 14. Replace surround cover on top of water heater.
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