Sears 153.33535 - Manual (Page 21)

eriodic Maintenance (coni'd)
mperature-Pressure Relief
I ve Operation
temperature-pressure relief valve must be manually
ated at least once a year.
TEMPERATURE-PRESSURE
RELIEF VALVE
DISCHARGE PIPE
•WARNING -
en checking the temperature-pressure relief valve
ration, make sure that (1) no one is in front of or
jnd the outlet of the temperature-pressure relief
e discharge line, and (2) that the water manually dis-
rged will not cause any property damage because the
er may be extremely hot.
fter manually operating the valve, it fails to complete-
eset and continues to release water, immediately
;e the cold water inlet to the water heater, follow the
nine instructions, and replace the temperature-pres-
3 relief valve with a new one.
re to instali and maintain a new properly listed tem-
ure-pressure relief valve will release the manufactur-
rm any claim which might result from excessive tem-
ture or pressure.
-WARNING
e temperature-pressure relief valve on the appliance
ps or discharges periodically, this may be due to
mal expansion. Your water heater may have ai check
le installed in the water line or a water meter with a
ck valve. Consult the Sears Service Center for further
irmation. Do not plug the temperature-pressure
ef valve.
nk (Sediment) Cleaning
Tient build-up on the tank bottom may create varying
Jnts of noise, and if left in the tank will cause prema-
tank failure. In some water areas, you may not be
to drain all sediment deposits by simply draining the
■ In these cases Mag Erad (part no. 3515) can be used
sip remove the sediment deposits. This may be
tod from the Sears Service Center. For ordering, refer
e "Repair Parts" section.
Draining
The water heater should be drained if being shut down
during freezing temperatures. Also periodic draining and
cleaning of sediment from the tank may be necessary.
1. Turn the gas control knob to the "OFF" position.
2. CLOSE the cold water inlet valve to the water heater.
3. OPEN a nearby hot water faucet and leave open to
allow for draining.
4. Connect a hose to the drain valve and terminate to an
adequate drain.
5. OPEN the water heater drain valve to allow for tank
draining.
NOTE: If the water heater is going to be shut down
and drained for an extended period, the drain valve
should be left open with hose connected allowing
water to terminate to an adequate drain.
6. Close the drain valve.
7. Follow instructions in the "Filling The Water Heater"
section.
8. Follow the lighting instructions in the "Lighting" section
to restart the water heater.
Drain Valve Washer
Replacement
NOTE: For replacement, use a '7n" x 'V< a " x V b " thick washer
available at your nearest hardware store. For ordering
replacement washers, refer to the "Repair Parts" section.
1. Turn "OFF" gas supply 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
valve and retighten using a wrench. DO NOT OVER
TIGHTEN.
6. Follow instructions in the "Filling The Water Heater"
section.
7. Check for leaks.
8. Follow the lighting instructions in the "Lighting " sec­
tion to restart the water heater.
Service
If a condition persists or you are uncertain about the
operation of the water heater, let a qualified person check
it out. Call the Sears Service Center.
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