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Gas Control Removal From Thermal Well
Following the steps below allow for the removal of the gas control from the thermal well
without removing the thermal well from the tank.
Step 1. Move the gas control power switch to the “OFF”
position.
Step 2. Unplug the water heater and Accessory Module from the
wall outlet.
Step 3. Turn off the gas supply to the water heater and disconnect
the gas piping from the gas control.
Step 4. Disconnect the pilot tube
using a 7/16” wrench and the main burner
feedline with a 3/4” wrench from the gas
control.
Step 5. Disconnect the wire harnesses and spark igniter/
flame sense wire from the gas control.
Step 6. Using the gas control service tool, p/n
239-45991-00, available from your BWC parts supplier, insert
the tool into the back of the gas control.
Gas Control Removal
G
as control power
switch
Pilot and main
feedlines
Spark igniter/flame
sensor wire
Gas control
Gas control service
tool
Water heater power cord and
Accessory Module transformer
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