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Figure 48
SERVICE PROCEDURE AG-V
Diptube and Anode
Inspection and Replacement
Page 23
Step 1. Turn the gas control knob to the “OFF” position.
Step 2. Turn off cold water supply to water heater. Connect hose to drain spigot of water heater and route to a
suitable drain. Open a nearby hot water faucet to vent water heater for draining. Open drain spigot of
water heater and allow to drain.
Step 3. Disconnect plumbing system from inlet nipple/diptube.
Step 4. With an appropriate wrench, remove inlet nipple/diptube from the water heater. Use caution not to damage
the nipple threads.
Step 5. Visually inspect inlet nipple/diptube. Inlet nipple/diptube should be free of cracks and any blockage.
The small curved openings should be open and free of any blockage.
Anti-siphon hole located approximately 6" from the bottom of nipple, should be free of any blockage.
Any damage such as cracks, restriction due to deformation or unintentional holes are not field repairable
and the inlet nipple/dip tube must be replaced.
Step 6. Upon completion of inspection or subsequent replacement, reinstall inlet nipple/diptube into water heater.
Reconnect plumbing system to inlet nipple/diptube, resume cold water supply and check for leaks.
Step 7. To resume operation follow the instructions located on the lighting instruction label or the lighting instructions
located in the installation and operation manual.
DIPTUBE INSPECTION AND REPLACEMENT
WARNING
Water heater components and stored water may be HOT when performing the following
steps in this procedure. Take necessary precaution to prevent personal injury.
R
Figure 47
For White Rodgers Control,
depress knob slightly and
rotate clockwise to the “OFF”
position.
For Robertshaw Control,
rotate knob clockwise to the
“OFF” position.
For Honeywell gas
control, rotate knob
counter clockwise to the
“OFF” position.
Figure 46
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