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PILOT/ELECTRODE ASSEMBLY INSPECTION,
CLEANING AND REPLACEMENT
Step 1.
Turn off gas supply to water heater. Rotate gas
control knob to the "OFF" position.
Step 2.
Remove outer jacket door.
Step 3.
Remove burner and right side of inner door
per SERVICE PROCEDURE ED-I, steps
3a through 3g.
Step 4.
Remove burner assembly from combustion chamber.
Step 5.
Remove pilot/electrode assembly from burner (¼" drive tool)
Step 6.
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 7.
Inspect pilot orifice:
a) Remove 7/16" nut from bottom of pilot assembly.
b) Remove pilot tube and pilot orifice.
c) inspect pilot orifice for blockage, must be cleaned or replaced.
Step 8.
Install pilot/electrode assembly to burner, secure with screw from step 5.
Step 9.
Install burner and inner door per SERVICE PROCEDURE ED-I, step 4 through 16.
Step 10.
To resume operation follow the instructions located on the lighting instruction label or the lighting instructions
located in the installation and operation manual.
12
SERVICE PROCEDURE ED-III
Pilot Assembly Inspection, Cleaning
Gas Control Knob Shown In
"OFF" Position
Chamber Door
Temperature
Sensor
Primary Air
Opening
Pilot Orifice
Page 12
and Replacement
Feed Line Nut
Pilot Nut
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