Bradford-White Corp Flammable Vapor Ignition Risistant Water Heaters Defender, TheBradford White

TheBradford White

DEFENDER

Safety System®

SERVICE PROCEDURE RG-VI

Gas Control

Testing, Disassembly & Replacement (Honeywell)

GAS CONTROL REPLACEMENT

Rotate knob counter-clockwise to the “OFF” position.

Step 1. Rotate knob of the Gas Control to the “OFF” position.

Step 2. Turn off gas supply to water heater.

Step 3. Disconnect gas supply line from Gas Control.

Step 4. Turn off water supply and drain water heater completely.

Step 5. Remove outer jacket burner access door.

Step 6. Right side inner door removal.

a)Disconnect red wire leads from resettable thermal switch.

b)Remove (2) hex drive screws from RIGHT side inner door.

c)Remove (2) hex drive screws from FLANGE SECTION of inner door.

d)Remove right side inner door and set aside. Be careful not to damage gasket material on inner door.

Resettable Thermal Switch

RemoveWire Connection

Wire Tie

Hex Drive Screws

Right and Left Side Inner Door.

Hex Drive Screws at

Flange Area of Inner Door

Step 7. Removal of Gas Control.

a)Disconnect main burner feedline, pilot tube, piezo igniter wire, inner door wire (red) and thermopile wire (white) from Gas Control.

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 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 gas inlet of Gas Control.

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