15
Initial Operation
Before the fi rst use of your water heater, make the following preparations.
Follow steps
1 through 4
1
2
3
4
Open the water supply valve.
CLOSED
CLOSED
OPEN
OPEN
Open a hot water fi xture to confi rm that
water is available, and then close the
fi xture again.
Hot water fi xture
Open the gas supply valve.
Turn on the power.
Ex. WHiXC56, LWHiXC56
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