Bradford White PV Series Service Manual page 31

PV Series
Gas Control Removal From Water Heater
Step 1. Position the gas control power switch to the "OFF" position
and unplug heater from wall outlet.
Step 2. Drain the heater to a point below the gas control level.
Step 3. Turn off the gas supply to the water heater and disconnect
gas piping from the gas control.
Step 4. Disconnect wire harnesses from the gas control.
Step 5. Remove the outer jacket burner access door.
Step 6. Right side inner door removal.
a. Remove (2) hex drive screws from RIGHT side inner
door.
b. Remobe (2) hex drive screws from FLANGE SECTION of
inner door.
c. Remove right side inner door and set aside. Be careful
not to damage gasket material in inner door.
Step 7. Removal of Gas Control
a. Disconnect main burner feedline and pilot tube.
b. Remove Gas Control from water heater by rotating
counter clockwise. DO NOT use a wrench on the Gas
Control body, damage to the Gas Control may occur. If
necessary, use a length of ½" NPT pipe threaded into the
gas inlet of Gas Control.
Step 8. Install new Gas Control into water heater.
a. Install new Gas Control into water heater by rotating
Clockwise. DO NOT use a wrench on the Gas Control
body, damage to the Gas Control may occur. If
necessary, use a length of ½" NPT pipe threaded into
the gas inlet of the Gas Control.
b. Reattach main burner feedline , pilot tube and pilot wire.
PV SERVICE PROCEDURE VII
Flammable Vapor/Simulative Resistance
Device Testing
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