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4. If replacing a water level sensor:
a. Disconnect the lead by removing the keps nut holding it in place.
b. Remove the screw in the sensor flange.
c. Carefully pull the failed sensor from the probe block and replace with the new sensor.
d. Reattach the lead and reverse Steps 1-3 to complete the procedure.
5. If replacing the probe:
a. Mark the wiring harness leads and disconnect them from the probe leads at the push-on
connectors.
b. Remove the two screws in the probe bracket.
c. Carefully pull the probe from the probe block and replace with the new probe.
d. Reattach the leads and reverse Steps 1-3 to complete the procedure.
6.3.6 Replacing the Pressure Regulator
1. Drain the cookpot and disconnect the cooker from the electrical power supply.
2. Turn off or disconnect the water supply to the cooker. Disconnect the incoming water line where
it connects to the cooker.
3. At the rear of the unit, remove the two screws securing the access panel in place and pull it back
over the water lines sufficiently to allow access to the connections inside.
Loosen this compression fitting.
Loosen this compression fitting.
Disconnect incoming
water lines from nipples.
Remove these two screws and
remove the access panel.
4. At the regulator, loosen the compression fitting on the water line to the solenoid valve. Loosen
the compression fitting at the faucet inlet manifold. Remove the regulator from the unit.
5. Recover the fittings from the failed regulator and install them on the replacement using thread
sealer on all connections.
6. Reverse Steps 1-4 to reinstall the regulator, being sure to apply thread sealer to all connections.
7. Adjust the regulator to not more than 40 PSI (2.8 Kg/cm
2
).