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Page 13 of 55
DESCALING THE HEATING ELEMENT:
Scale deposits can affect the heating capability of the element. Heavy scale
can even cause the element to burn out. The element can be descaled
chemically or manually.
1. Remove the heating element (see above).
2. To descale chemically, soak the heating element in white vinegar or
other descaling solution and then rinse well with fresh water.
3. To descale manually, let element dry and then using a non-metallic
brush similar to a tooth brush; brush the residue from the element.
Avoid damaging the surface of the element.
4. Reinstall the element and gasket.
5. Refill tank with water before turning on the power to the water heater.
REPLACING THE HEATING ELEMENT:
1. Disconnect power and drain the water heater (see prior instructions).
2. Remove heating element noting original positions of all connections.
3. Install new element with gasket making sure the new element and
gasket are positioned correctly.
4. Tighten retaining nuts and make the wire connections to their original
locations.
CHANGING THE THERMOSTAT:
1. Turn off the power switch and disconnect the water heater from the
power supply.
2. Drain and remove the water heater. (see page 12)
3. Remove the bottom panel of the water heater.
4. Remove thermostat knob and unscrew two retaining screws. It may be
necessary to pry the knob off of the thermostat spindle. Now remove
front panel.
5. Disconnect the push-pull wire connectors on the thermostat noting
which connector goes to which terminal. Terminals are marked.
6. Remove the thermostat probe from the well.
7. Install new thermostat, attach wires and tighten screws.
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