State P6 40 20T4 W - Manual (Page 16)

Periodic Maintenance (cont’d)
Element Cleaning/
Replacement (cont’d)
3. Attach a hose to the water heater drain valve and put the
other end in a floor drain or outdoors. Open the water
heater drain valve. Open a nearby hot water faucet
which will relieve pressure in the water heater and
speed draining.
4. Remove the two screws securing the access panel, and
remove panel.
5. Open the flap of insulation to expose the opening.
16
6. A. Models with lower thermostat without high limit: Lift
out the tab as shown to unclip the terminal cover from
the thermostat. The terminal cover can now be
removed from the thermostat.
2. Turn off the water supply to the water heater at the
water shutoff valve or water meter.
Lift out tab to unclip
terminal cover from
thermostat.
THERMOSTAT BRACKET
TERMINAL COVER
CLIPPED TO THERMOSTAT
AT THIS POINT
PLASTIC TABS ON
BOTH SIDES OF TERMI-
NAL COVER HOLD IT
IN PLACE.
TANK
ELEMENT
LOWER THERMOSTAT
JACKET
JACKET
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 BOD-
ILY INJURY, OR PROPERTY DAMAGE.
WARNING
The water passing out of the drain valve may be
extremely hot. To avoid being scalded, make sure all
connections are tight and that the water flow is direct-
ed away from any person.