Service and maintenance (cont'd), Thermostat adjustments, Upper thermostat – Maytag SERIES NINE HE2940L User Manual
Page 20: Awarning, Temperature-pressure relief valve operation, Lower thermostat, Temperature-pressure relief valve, Thermostat adjustment
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Service and Maintenance (cont'd)
Thermostat Adjustments
If the upper thermostat is adjusted above the factory preset
point of 120°F (Hot), it cannot be set higher than the lower
thermostat setting. Read all warnings in the “Temperature
Regulation” section before proceeding.
UPPER THERMOSTAT
1. Turn “off” the electric power to the water heater at the
junction box.
AWARNING
HAZARD OF ELECTRICAL SHOCK! Before removing
any access panels or servicing the water heater,
make sure the electricai suppiy to the water heater
is turned "OFF". Failure to do this could result in
DEATH, SERIOUS BODILY INJURY, OR PROPERTY
DAMAGE.
2. Take off the access panel.
3. The slotted adjustment (using a screwdriver) can be turned
clockwise
(.r
\) to increase the temperature setting or
counter clockwise
{/'
^ to decrease the temperature
setting.
4. Replace the access panel.
5. Turn “ON” the power supply.
Temperature-Pressure Relief
Valve Operation
The temperature-pressure relief valve must be manually oper
ated at least once a year.
AWARNING
The
temperature-pressure
relief
valve
must be
manually operated at least once a year. Caution
should be taken to ensure that (1) no one is in front
of or around the outlet of the temperature-pres
sure relief valve discharge iine, and (2) the water
manually discharged will not cause any property
damage or bodiiy injury. The water may be
extremely hot.
If after manually operating the valve, it fails to
completely reset and continues to release water,
immediately close the cold water inlet to the water
heater,
follow
the
draining
instructions,
and
replace the temperature-pressure relief valve with
a new one.
LOWER THERMOSTAT
The adjustment dial can be turned clockwise
{/'
\) to
increase the temperature setting or counter clockwise
{jT
^) to decrease the temperature setting.
Failure to install and maintain a new properly listed tempera
ture-pressure relief valve will release the manufacturer from
any claim which might result from excessive temperature or
pressure.
AWARNING
If the temperature-pressure relief valve on the
appliance weeps or discharges periodically, this
may be due to thermal expansion. Your water
heater
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. Do not plug the temperature-
pressure relief valve.
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