Service manual

8. Turn off the gas to the water heater. Remove the manometer connection. Reinstall the
pressure port plug. Turn on the gas to the water heater and check for gas leaks around
test port with a leak solution.
9. Reinstall the front cover and place the unit back into operation.
10. Verify the proper water temperature, as set on the controller at your outlets. If controllers are
not being used the output temperature should be 120°F, for residential models or 140˚ for
commercial models.
WARNING
Dip switched #7 and #8 (combustion control switches) MUST
be returned to the "OFF" position, after setting pressures.
Figure #1 Figure #2
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