John Wood Electric Water Heaters - NEW - Manual (Page 17)

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valve and allow the water heater to drain. Also, open a nearby
hot water faucet to relieve the pressure in the water heater and
to speed draining.
FIGURE 13.
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 fl ow is directed away from any person.
5. Remove the screw securing the outer door, and remove door.
FIGURE 14.
6. Fold up the insulation to expose the thermostat terminal cover.
FIGURE 15.
7. A. Models with lower thermostat without high limit: 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.
FIGURE 16A.
FIGURE 16B.
B. Models with Upper or Lower Thermostat with High
Limit: 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.
FIGURE 17.
8. Disconnect the two wires on the element and unscrew the old
element from the tank.
FIGURE 18.
9. Clean the area around the element opening. Remove any sediment
from or around the element opening and inside the tank.
10. If you are cleaning the element you have removed, do so by
scraping or soaking in vinegar or a deliming solution.
NOTE: Replacement elements must (1) be the same voltage
and (2) no greater wattage than listed on the model rating plate
affi xed to the water heater.