GSW POWER VENTED GAS FIRED WATER HEATER User Manual

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water should stop instantly.

 Warning: WATER WILL BE

and water flow can be forceful.

 

If the valve does not

function properly, it must be replaced.

In systems where the relief valve discharges periodically,  this
may be due to thermal expansion or to a thermostat that is
operating at too high a temperature. In a closed water system, an
expansion tank may be required Contact your local plumbing
inspector. For a malfunctioning thermostat, contact your gas
supplier.

Annually inspect the burner and combustion chamber area to
ensure that no debris have fallen on the burner and that no
foreign material has found its way into the combustion chamber.
Observe the flame for proper operation, Sheet metal burners
have no adjustment, so contact your gas supplier if there is a
problem.