Gas Control Disassembly/Assembly - Bradford White HE440S*F Service Manual

Gas Control Assembly
Gas Control Disassembly / Assembly
Following the steps below allows for the removal of the gas control from the
temperature sensor well without removing the temperature sensor well from the tank.
Step 1. Move the gas control power switch to the "OFF"
position.
Step 2. Unplug the water heater 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.
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Gas control power
switch
Blower (water heater)
power cord
Pilot and main feed-
lines
Gas control
Spark igniter/flame
sensor wire
Wire harnesses