Thermostat Board Replacement Procedure (Hot Surface Ignition)

Step 1. Position main power switch to “OFF”

Step 2. Disconnect (unplug) water heater from 120 volt power source.

Step 3. Un-latch and remove top surround cover from top of heater.

Step 4. Locate thermostat board on control panel. (see photo at right)

Thermostat

Board

Step 5. Carefully disconnect all wires from thermostat board.

Note: it may be necessary to identify wires for proper re-connection.

Step 6. Remove the two screws (Phillips head screw driver) that secure thermostat board to control panel.

Step 7. Install new thermostat board to control panel using screws from step 6.

Step 8. Carefully reconnect wiring per the wire diagram below. Reconfirm wire connections are correct prior to putting heater back in service

Step 9. Restore 120 volt power supply to water heater and confirm proper operation following the lighting instructions on the lighting instruction label or the lighting instruction located in the installation and operating instruction manual.

Step 10. Replace surround cover on top of heater.

WIRING DIAGRAM

For models starting with CF serial numbers and later.

WARNING

120 volt potential exposure. Isolate the

appliance and reconfirm power is disconnected using a multi-meter.

Mounting

screw locations

WIRING DIAGRAM

For models prior to

CF serial number

40

40

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Image 40
Bradford-White Corp X)(A)(2), EFR160T120*(EN Thermostat Board Replacement Procedure Hot Surface Ignition, Wiring Diagram

EFR160T120*(EN, EF100T250(E)*(N, EF100T399(E)*(N, EF100T300(E)*(N, EF60T125(E)*(N specifications

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