Water Mixing Valve - Rheem RTGH-RH10DV Service Manual

Chapter 5 Replacement Instructions
Main components Replacement Instructions
8. Water Mixing Valve
1. Close the gas shut off valve.
2. Turn the power off.
3. Place a bucket under the unit and rag under valve
to collect the residual water from the water heater.
4. Disconnect the electrical power to the water heater.
5. Close the both DHW inlet and hot water valve.
6. Open the Hot water faucets completely.
7. Disconnect all the electrical connection to the circuit
board. Loosen the three screws to remove the Circuit
Board and Circuit Board Bracket in one piece.
8. Separate connector connected with water mixing
valve.
9. Remove two clips connected with water mixing
valve and outlet pipe.
10. Separate water mixing valve and outlet pipe.
11. Remove the water mixing valve and replace with new
spare part. Check the o-rings for damage, if damaged,
replace with new o-rings.
12. Assemble in the reverse order as the part was
removed.
13. Switch water valve to open.
14. Switch manual power switch to open.
15. Switch main gas valve to open.
16. Test operation.
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