Installation Checklist

Index

Water Heater Location Requirements

•Centrally located with the water piping system. Located as close to the gas piping and vent pipe system as possible.

•Located indoors and in a vertical position. Protected from freezing temperatures.

•Proper clearances from combustible surfaces maintained and not installed directly on a carpeted floor. Sufficient room to service the water heater.

•Provisions made to protect the area from water damage. Properly sized drain pan installed and piped to an adequate drain.

•Installation area free of corrosive elements and flammable materials.

Vent Pipe System

•Draft hood and damper properly installed

•Vent connectors securely fastened with screws and supported properly to maintain 6” (152mm) clearance.

•Vent pipe and fittings of approved material.

•Acceptable size, length, and number of elbows on exhaust outlet pipe.

•Installed in accordance with prevailing provisions of local codes, or in the absence of such, National Fuel Gas Code, NFPA 54, ANSI Z223.1-Latest Edition. Canadian Installations must be performed in accordance with CAN/CSA-B149.1.

•Drafthood or vent pipe should not be obstructed in any way.

Vent Termination

Vertical

•Vertical gas vents must terminate with a listed cap or other roof assembly and be installed according to their manufacturer’s instructions.

Water System Piping

•Temperature and pressure relief valve properly installed with a discharge line run to an open drain and protected from freezing.

•All piping properly installed and free of leaks.

•Water heater completely filled with water.

•A properly sized expansion tank must be installed on all closed systems.

•A tempering valve should be installed per the manufacturer’s instructions.

Gas Supply and Piping

•If using a flexible gas connector, make sure its rating tag matches or exceeds the input of the water heater.

•Adequate pipe size and of approved material.

•Gas supply is the same type as listed on the water heater data plate.

•Gas line equipped with full opening shut-off valve, union and drip leg.

•Approved pipe joint compound used.

•Chloride-free soap and water solution or other approved means used to check all connections and fittings for possible gas leaks.

Electrical Connections

•Unit must be “hard-wired” to a dedicated 120V power supply

•Proper polarity.

•Water heater properly grounded.

•Installed in accordance with prevailing provisions of local codes, or in the absence of such, National Electrical Code, ANSI/NFPA 70 and/or the CSA C22.1, Electrical Code.