Flow Control Valve - Rheem RTGH-RH10DV Service Manual

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Main components Replacement Instructions
Flow Control Valve
7.
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. Remove two clips connected to the Flow Control
Valve and remove the wire connection to the Flow
Control Valve.
Chapter 5 Replacement Instructions
9. Loosen this nut from HEX pipe.
10. Remove the flow valve in the direction of the arrow.
11. Replace the Flow Control Valve 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. Open the gas shut off valve.
14. Turn the power on.
15. Open water valves (Hot water and DHW).
16. Turn the unit on and ensure proper operation.
NOTE
1. Check wire condition connected to flow valve.
2. Make sure the o-ring is inserted correctly
when assembling the pipe.