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Troubleshooting Guide (cont'd)
Operational Conditions
RUMBLING NOISE
In some water areas, scale or mineral deposits will build up on
your heating elements. This buildup will cause a rumbling noise.
Follow "Element Cleaning/Replacement" instructions to clean
and replace the elements.
• Remove the two screws securing the access panel and remove
panel,
• Remove the insulation block to expose the opening.
• Reset the high limit by pushing in the red button marked
"RESET".
HIGH TEMPERATURE SHUT OFF SYSTEM
The water heater has a high limit shut off system with a reset
button located in the upper thermostat.
Follow the resetting instructions which refer to the high limit
behind the upper access panel.
NOTE= If your water heater is connected to an "Off Peak"
dock, and uses the "3 wire lead" wiring diagram in the
,.',',_..u_.gDiagram" section, then the water'heater will have a
hi-limit on finth the upper and lower thermostats. Follow
the instructions to reset the M-limit behind the upper and
low.at access ponds.
RESET BUTTON
• Beforebeginning, turn "OFF" dectrical power supply to the
water heater.
• Replace the insulation block so that it completely coversthe
thermostat andelement.
• Replace the accesspanel.
• Turn "ON" electric power to the water heater.
A CAUTION
1
If the high limit must be reset again,.call Sears Service[
Department to find out why the high hmlt turned "OFF"[
the electric power. ]
AWARNING . ]
HAZARD OF ELECTRICAL SHOCKI Before removmg I
any access panels or servicing the water heater, make I
sure the electncai supplyto the water.heater is turned I
"OFF". Failure to do this could result m DEATH, SERI-
OUS BODILY INJURY,OR PROPERTY DAMAGE.
22
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