Temperature-Pressure Relief Valve Operation; Drain Valve Washer Replacement; Housekeeping; Service - Maytag HJ640NBDS User Manual

Direct vent gas water heater
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Service and Maintenance (cont'd)
Temperature-Pressure Relief
Drain Valve Washer
Valve Operation
Replacement
The temperature-pressure
rellef valve must be manually oper-
NOTE: For replacement, use a W_"x Wd'x ½" thick washer
ated at least once a year.
available at your nearest hardwa_ store. For ordering
replacement washers, refer to the "Repair Parts List" section.
TEMPERATURE-PRESSURE
1. Turn "OFF" gassupply to water heater.
2. Follow "Draining" instructions.
3. Turning counter clockwise, remove the hex cap below the
screw handle,
4. Remove the washer and put the new one in place.
5. Screw the handle and cap assembly back into the drain
DISCHARGE PIPE
valve and retighten using a wrench. DO NOT OVER
TIGHTEN.
6. Follow instructions in the "Filling The Water Heater"
Failure to instal/and maintain a new properly listed tempera-
section.
ture-pressure refiefvalve _
release the manufacturer from
7. Check for leaks.
any claim which might result from excessive temperature or
8. Follow the lighting instructions in the "Instructions for
pressure.
Operation" section to restart the water heater.
AWARNING
f the temperature-pressure
relief valve
on the
HANDLEAND
t_
CAP ASSEMBLY
appliance weeps or discharges
periodically,
this
_ay be due to thermal
expansion.
Your water
_"
WASHER
aeater may have a check valve
installed
in the
water line or a water meter with a check valve. Call;
Maytag Customer Service at 1-800-788-8899
for an
authorized servicer for further information.
Do not
plug the temperature-pressure
relief valve.
Housekeeping
AWARNING
When checking
the temperature-pressure
relief
Vacuum around base of water heater for dust, dirt, and llnt on
valve operation, make sure that (1) no one is in front i
a regular basis.
of or around the outlet of the temperature-pressure
I
relief valve discharge line, and (2) that the water
Combustible materials such as clothing, cleaning materials, or
manually
discharged will not cause any property
flammable liquids, etc. must not be placed against or adjacent
damage because the water may be extremely hot.
to the water heater.
If after manually operating
the valve, it fails to com-
To insure sufficient ventilation and combustion air supply,
pletely reset and continues to release water, immedi-
proper clearances from the water heater must be maintained
ately close the cold water inlet to the water heater,
follow the draining
instructions,
and replace the
at all times.
temperature-pressure
relief valve with a new one.
Service
Before calling for repair service, read the Start Up Conditions
and Operational Conditions found in the Troubleshooting
Guide of this manual.
If a condition persists or you are uncertain about the opera-
tion of the water heater, let a qualified person check it out.
Call Maytag Customer Service at 1-800-788-8899
for an
authorized servicer.
4O

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