Hubbell Electric Heater Company D Manuel d'utilisateur télécharger pdf (Page 22)

RELIEF VALVE

1. Disconnect power from unit.

2. Shut off incoming water supply.

3. Lift test lever on relief valve to relieve pressure in tank.

4. Disconnect overflow piping.

5. Unscrew relief valve, remove assembly and replace with new one.

6. Connect overflow piping.

7. Turn on incoming water supply and check for leaks.

8. Turn safety switch to ON position.

Test Lever

Overflow Piping Outlet

Tank Connection

Temperature Probe

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Hubbell Electric Heater Company D Manuel d'utilisateur Page 22