GAS VALVE REPLACEMENT

Turn off gas supply.

Turn off electrical supply.

Disconnect gas & electrical supply.

Remove unit from hangers.

Remove screws securing the rear panel and remove the panel.

Use a 7/8” open end wrench to hold orifice nut.

Remove the existing black pipe and install it in the new valve.

Reverse disassembly order to install new valve.

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DCS DRH48N installation instructions GAS Valve Replacement