Service and Adjustment (cont'd)
TERMINAL
COVER ON
UPPER
THERMOSTAT
7.Disconnect the two wires on the element and unscrew the old element from the tank.
8.Clean the area around the element opening. Remove any
sediment from or around the element opening and inside the tank.
9.If you are cleaning the element you have removed, do so by scraping or soaking in vinegar or a
AWARNING
Replacement elements must (I) be the same voltage and
(2)no greater wattage than listed on the model rating p ate affixed to the water heater.
10.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 tightly using an element wrench.
11.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.
12.Open the cold water supply valve to the water heater.
NOTE: The cold water supply valve must be left open when the water heater is in use.
13.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.
A CAUTION
Never use this water heater unless it is completely 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
14.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 10 through 14.
15.Reconnect the two wires to the element and then check to
make sure the thermostat remains firmly against the surface of the tank.
19
