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Service and Maintenance (cont'd)
Draining
The water heater should be drained if being shut down during freezing temperatures. Also periodic draining and cleaning of sediment from the tank may be necessary. 1. Before beginning turn "OFF" the electric power supply to the water heater.
Thermostat
Removal
1. Turn "OFF" the electrical 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 electrical supply to the water heater is turned "OFF". Failure to do this could result in DEATH, SERIOUS BODILY INJURY, OR PROPERTY DAMAGE.
A WARNING HAZARD OF ELECTRICAL SHOCK! Before removing any access panels or servicing the water heater, make sure the electrical supply to the water heater is turned "OFF". Failure to do this could result in DEATH, SERIOUS BODILY INJURY, OR PROPERTY DAMAGE.
2. 2,
Remove the access panel and the insulation block. Lift out the tab as shown below to uncfip the terminal cover from the thermostat. The terminal cover can now be removed from the thermostat.
2. CLOSE the cold water inlet valve to the water heater, 3. OPEN a nearby hot water faucet and leave open to allow for draining. 4. Connect a hose to the drain valve and terminate to an adequate drain or outdoors, 5. OPEN the water heater drain valve to allow for tank draining. NOTE: If the water heater is going to be shut down and drained for an extended period, the drain valve should be left open with hose connected allowing water to terminate to an adequate drain. 6. Close the drain valve. 7. Follow "Filling the Water Heater" instructions in the "Instructions for Installation" section. 8. Turn "ON" power to the water heater.
terminal from thermostat. cover (
ip
LOWER THERMOSTAT WITHOUT HIGH LIMIT
UPPER OR LOWER THERMOSTAT WITH HIGH UMIT
4. Remove the two wires attached to the thermostat.
A CAUTION
Never use this water heater unless it is completely full water. To prevent damage to the tank and heating element, the tank must be filled with water. Water must flow from the hot water faucet before turning "ON" power. 5. Remove the thermostat from behind the thermostat bracket. 6. Disconnect wires from thermostat and slide out ofthebracket. 7. Place the new lower thermostat in the bracket making sure it fits firmly against the tank. 8. Attach the wires to the new thermostat. NOTE: Some of the terminals may require straight-in wiring through an eye-opening. If wires are now looped, re3 /t cut and strip wire/s to a straight length and insert. 17
