Specifications

TM016 Rheem Gas Permanent Pilot Service Instructions
D.O.I: 01/2006
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Component Replacement
Draining the Water Heater – 90L to 170L models (Procedure 1)
Elevated temperatures may be present during the draining process. Personal
Protective Equipment should be worn to prevent the risk of scalding.
1. Isolate the gas and water supplies to the water heater.
2. Relieve pressure from the water heater through T&PR valve or a hot tap.
3. Disconnect the cold water supply pipe.
4. Fit a drain hose to the cold water connection and run the other end to a drain or safe
location.
5. Open the temperature and pressure relief valve to allow air into the system.
Draining the Water Heater - 620260 and 630260 (Procedure 2)
Elevated temperatures may be present during the draining process. Personal
Protective Equipment should be worn to prevent the risk of scalding.
1. Isolate the gas and water supplies to the water heater.
2. Relieve pressure from the water heater through T&PR valve or a hot tap.
3. Fit a drain hose to the drain cock outlet and run the other end to a drain or safe
location.
4. Open the drain cock.
5. Open the temperature and pressure relief valve to allow air into the system.
Gas Control Replacement Only (Procedure 3)
1. Remove the access door (outdoor models) or the pipe cover (indoor models).
2. Note the current setting on the gas control.
3. Turn the gas control to the off position.
4. Isolate the gas supply.
5. Disconnect the gas line at the gas control.
6. Indoor Models Only: Remove the plastic trim from the front of the gas control.
7. Disconnect the pilot feed pipe, burner feed pipe, igniter lead and thermocouple.
8. Remove the screw retaining the plastic top cover and remove the plastic top cover.
9. Using a screwdriver release the spring clip and withdraw the gas control from the
adapter.
10. Reassemble in reverse order of above.
11. Restore gas supply.
12. Fit new lighting instructions when replacing a non-interlock type gas control
with an interlocked version (refer to page 12).
13. Relight the pilot. Lighting instructions are provided on the access door or on the
front of the water heater, follow the instructions carefully.
Test for gas leaks at all unions using soapy water solution.
14. Turn gas control to setting noted in step 2 and refit access cover.