Maytag ELECTRIC WATER HEATER HR630DJLS - Manual (Page 18)

18
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.
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.
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.
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.
Thermostat
Removal/Replacement
1. Turn “OFF” the electrical power to the water heater at
the junction box.
2. Remove the access panel and the insulation block and
pad.
3. 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.
UPPER OR LOWER
THERMOSTAT WITH
HIGH LIMIT
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.
LOWER THERMOSTAT
WITHOUT HIGH LIMIT
4. Remove the two wires attached to the thermostat.
5. Remove the thermostat from behind the thermostat
bracket.
6. Disconnect wires from thermostat and slide out of the
bracket.
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, re-cut and strip wire
3/8” to a straight length
and insert.
Lift out tab to unclip
terminal cover from
thermostat.