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PILOT/ELECTRODE ASSEMBLY INSPECTION,
CLEANING AND REPLACEMENT
Step 1. Turn off gas supply to water heater. Rotate knob
of gas control/gas valve
to “OFF” position.
Step 2. Remove outer jacket door.
Step 3. Remove burner and right side inner door per
SERVICE PROCEDURE I, steps 1 through 8.
Step 4 Disconnect thermopile, pilot tube,
and feedline from gas control.
Step 5 Disconnect igniter wire from gas control.
Step 6. Remove pilot/electrode assembly from burner (¼”
drive tool).
Step 7. Inspect pilot for the following:
a) Primary air openings for blockage. Must be free from any
debris (dirt, lint, etc).
b) Kinks or cracks in the pilot tube. If found,
the pilot must be replaced.
Step 8. Inspect pilot orifice:
a) Remove ½" nut from bottom of pilot assembly.
b) Remove pilot tube and pilot orifice.
c) Inspect pilot orifice for blockage, must be cleaned or replaced.
(Honeywell pilot orifice not replaceable, replace pilot assembly)
Step 9. Install pilot/electrode assembly to feedline, secure with screw from step 6.
Step 10. Re-Install burner assembly and right side inner door per SERVICE
PROCEDURE I, steps 9 through 19.
Step 11. To resume operation follow the instructions located on the lighting instruction label or the lighting instruction
s
located in the installation and operation manual.
Primary air
opening
Pilot orifice
SERVICE PROCEDURE III
Pilot Assembly Inspection, Cleaning
and Replacement
For Honeywell Control, rotate knob
counter-clockwise to the “OFF”
position.
10
Feedline nut
Igniter wire
Pilot tube
Thermopile
connections
The Bradford White
10