6.2.7 Main Gas Valve
1. Turn off the gas supply to the unit.
2. Disconnect the unit from the power supply.
3. Turn off the water supply to the unit.
4. Disconnect the wiring connector and remove the four screws
marked in the image below.
Figure 15
6.2.8 Water Pressure Sensor
1. Turn off the gas supply to the unit.
2. Turn off the 120V power supply to the unit.
3. Turn off the water supply to the unit. Drain all water from the
appliance.
4. Disconnect the water pressure sensor wire housing.
Figure 22
5. Pull out the water pressure sensor.
6. Replace with new water pressure sensor.
7. Connect the water pressure sensor wire housing.
Note
Always use proper O-rings at the water pressure valve
connection to ensure tight seals.
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