Bradford White eF Series Troubleshooting Manual And Instructions For Service page 37

Blower Testing and Replacement
Blower Replacement Procedure
1 Position main power switch to OFF.
.
2. Disconnect (unplug) water heater from 120 volt power source.
3. Turn OFF gas supply to water heater.
4. Unlatch and remove surround cover from top of heater.
5. Disconnect wire harness from blower.
6. Disconnect intake vent and gas supply from gas valve assembly.
7. Remove the two gas valve mounting screws (Torx bit) located on the venturi mounting flange.
8. Remove the four blower flange mounting screws (5/32 Allen wrench) and
remove blower from transition flange.
9. Remove any residual gasket material from venturi mounting flange and transition flange.
10. Install new blower with new gasket provided. Secure blower in place using screws from step 8.
11. Reconnect gas valve assembly to blower with new gasket provided. Secure gas valve in place using
screws from step 7.
11. Reconnect intake vent and gas line to gas valve assembly and check for gas leaks repair any leaks
found.
13. Reconnect wire harness to blower assembly. Restore 120 volt power supply and 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.
14. Replace the surround cover on the top of t he water heater.
Blower flange
mounting screws
Blower/transition
gasket
Transition
flange
Service Procedure V
120 volt potential exposure. Isolate the appliance and
WARNING
reconfirm power is disconnected using a multi-meter.
Blower
Blower/gas valve gasket
Gas valve assembly
Venturi
mounting
Venturi inlet
flange
Gas valve mounting
screws (2 locations)
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