Noritz NRC663-FSV Owner's Manual
Also see for EZTR40: Startup guideInstallation manualOwner's guide
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Contents
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10Initial OperationBefore the first use of your water heater, make the following preparations.Follow steps 1 through 4.1 Open the water supply valve.Open a hot water fixture to confirm thatwater is available, and then close thefixture again.3 Open the gas supply valve.Hot water fixture2Plug into power.CLOSED4OPENDo not touch with wet hands.Please check the following when you use the water heater for the first time after the installation.Usually, the hot water is supplied by opening the hot water if gas, water, and electric power aresupplied (if there is a remote controller, it should be turned ON). |
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