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Replacing The Thermocouple; Cleaning - Whirlpool 12307 Installation Instructions And Use And Care Manual

Gas water heater with the flame lock safety system
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Replacing the Thermocouple

1. Remove the manifold assembly as directed previously.
2. Remove the retainer clip from the back of the two piece
wire connector and remove the two piece wire connec-
tor from the manifold door (Figure 25).
3. Pull the thermocouple from the pilot assembly (Figure
29).
IMPORTANT: Be careful not to bend or alter the position of
the pilot assembly components.
4. Push the new thermocouple through the holes in the pi-
lot bracket. Insert the thermocouple tube into the holes
provided in the pilot assembly until it clicks into place.
5. Position the new thermocouple through the larger
opening of the two piece wire connector (Figure 25). Be
sure igniter wire is positioned through the small open-
ing of the two piece wire connector.
6. See Replacing the Manifold Assembly.
Figure 25
Thermocouple
Two Piece Wire
Connector
Igniter Wire
Assembly
Two Piece
Wire Connector
Pilot T ube
Figure 26
Thermocouple
Assembly
22
External Inspection & Cleaning of the
Flame-trap
Although not likely to occur, if debris collects on the flame-
trap, use a vacuum, compressed air, or a soft bristle brush
to remove it. NOTE: If unable to inspect or clean the flame
trap from underneath, follow the "Cleaning the Combustion
Chamber and Flame-trap" instructions.
Figure 27
Flame-trap visual inspection
Other fittings
not shown
for clarity
Retainer Clip
Manifold
Door
Cleaning the Combustion Chamber and
Flame-trap
1. Follow procedure outlined in "Removing the Manifold
Assembly".
2. Use a vacuum cleaner/shop vac to remove all loose
debris in the combustion chamber (Figure 28A). Use
compressed air to clear any dust or debris that may
have accumulated in the flame-trap.
3. Reassemble following the procedure under "Replacing
the Manifold Assembly".
Flashlight
Mirror
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