Rheem 310 Series Service Instructions Manual page 59

Receiver/Filter Drier (Procedure 20)
Wear Personal Protective Equipment when conducting step 2 of this
procedure to reduce the risk of electric shock. Refer to Rheem Safety
Procedure on electrical testing.
1. Isolate the power to the water heater.
2. Remove the access cover and confirm with a multi-meter between Active and
Neutral, then Active and Earth, then Neutral and Earth terminals of the terminal
block that voltage is not present.
3. Remove the air inlet louver (refer to Procedure 10).
4. Recover refrigerant from sealed refrigeration system.
5. Undo the compression nuts on the inlet and outlet of the receiver/filter drier.
6. Cut the cable tie and remove the receiver/filter drier.
7. Fit the replacement receiver/filter drier, secure using a cable tie and retighten the
compression fittings.
8. Pressurise system to 3000kPa and conduct a leak test.
9. Evacuate system to 100 microbar (30") for a period of at least 30 minutes.
10. Recharge system with the correct refrigerant. Refer to "Specifications – Refrigeration
System" table on page 3.
11. Refit air inlet louver and jacket top.
12. Restore power. The refrigeration plant should commence operation after a 30 second
delay.
TM025 Rheem Heat Pump Service Instructions REV: B
Date of Issue: 02/08/07
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