Air Pressure Switch - Rheem RTGH-RH10DV Service Manual

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Main components Replacement Instructions
5. Air Pressure Switch
1. Close the gas shut off valve.
2. Turn the power off.
3. Disconnect the electrical connection to the APS.
4. Separate hose from air pressure switch.
Connect a hose to the connector marked 'H' character.
Chapter 5 Replacement Instructions
5. Loosen bracket's two screws and separate
air pressure switch from the cabinet.
6. Replace air pressure switch with new component.
7. Assemble in the reverse order as the part was removed.
8. Open the gas shut off valve.
9. Turn the power on.
10. Open water valves (Hot water and DHW)
11. Turn the unit on and ensure proper operation.