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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
junction box.
Removal
1. Turn "OFF" the electrical power to the water heater at the
AWARNING
HAZARD OF ELECTRICAL SHOCK! Before removing any access panels or servicing the water heater, I 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. I 2. 3, Remove the access panel and the insulation blocL Lift out the tab as shown below to unclip the terminal cover from the thermostat. The terminal cover can now be removed from the thermostat.
HAZARD OF ELECTRICAL SHOCK! Before removinc any access panels or servicing the water heater make sure the electrical supply to the water heatel is turned "OFF". Failure to do this could result in DEATH, SERIOUS BODILY INJURY, OR PROPERTY DAMAGE.
AWARNING
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 valveshould 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.
I
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LOWERHERMOSTAT T WITHOUT IGH H LIMIT
UPPERRLOWER O THERMOSTAT WITH HIGHLIMIT
4. Remove the two wires attached to the thermostat.
ACAUTION
I
5. Removethethermostatfrom behindthe thermostat racket. b 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-openlng. If wires are now looped, re. . 3 Pt * o cut and strip ware /s toast_ughtlengtharldmsert. 18
Never use this water heater unless it is completely I full water. To prevent damage to the tank and heating element, the tank must be filled with water. I Water must flow from the hot water faucet before
