Kenmore 153.320490 HT 40 GAL Water Heater User Manual


 
Service and Adjustment (cont'd)
7. Lift out the tab as shown to unclip the terminal cover from
the thermostat. The terminal cover can now be removed
from the thermostat.
Lift out tab to u_ip
terminal (Awer from
_t
TERMINAL COVER
CLIPPED TO THER-
MOSTAT AT THIS
POINT
LOI_VERTHERHOSTAT
Z
PLASTIC TABS ON
rBOTH SIDES OF
TERMINAL COVER
HOLD IT IN
PLACL
THERMOSTAT
BRACKET
4[-- TANK
_LEMENT
8. Disconnect the two wires on the element and unscrew the
old element from the tank.
12. Close the water heater drain valve by turning the handle to
the right (clockwise). The drain valve is on the lower front
of the water heater.
13. Open the cold water supply valve to the water heater.
NOTE: The cold water supply valve must he left open
when the water heater is in use.
14. To insure complete filling of the tank, allow air to exit by
opening the nearest hot water faucet. Allow water to run
until a constant flow is obtained. This will let air out of the
water heater and the piping.
ACAUTION
Never usethis water heater unlessit iscompletely full of
water. To prevent damage to the tank and heating ele-
ment, the tank must be filled with water. Water must
flow from the hot water faucet before'turning "ON"
power.
15. Check element for water leaks. If leakage occurs, tighten
element or repeat steps 2 and 3, remove element and reposi-
tion gasket. Then repeat steps 11 through 15.
16. Reconnect the two wires to the element and then check to
make sure the thermostat remains firmly againstthe surface
of the tank.
9. Clean the area around the element opening. Remove any
sediment from or around the element opening and inside
the tank.
10. If you are cleaning the element you have removed, do so by
scraping or soaking in vinegar or ade-liming solution.
A WARNING
Replacement elements must(I) be the same voltage and I
(2) no greater wattage than listed on the model rating
p ate affixed to the water heater,
11. A new gasket should be used in all cases to prevent a possi-
ble water leak. (See Element Gasket in the "Parts Order
List" Chart). Place the new element gasket on the thread
side of the cleaned or new element and screw into tank,
securing tighdy using an element wrench.
17. Replace the -terminal cover on thermostat and fold
insulation back over the element.
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