Installing the water heater:
A. Indoor Water Heater Location
❑
Close to area of vent termination .
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Indoors and protected from freezing temperatures .
❑
Proper clearance from combustible surfaces observed .
❑
Sufficient fresh air supply for proper operation of
water heater .
❑
Air supply free of corrosive elements and
flammable vapors .
❑
Provisions made to protect area from water damage .
❑
Sufficient room to service heater .
❑
Combustible materials, such as clothing, cleaning
materials, rags, etc . clear of the heater and
vent piping .
❑
Water heater is properly attached to the wall .
B. Water Supply
❑
Water supply has sufficient pressure .
❑
Air purged from water heater and piping .
❑
Water connections tight and free of leaks .
❑
Water filter is clean and in place .
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Materials used are as instructed in this manual .
❑
Water pipes are insulated and protected from
freezing .
C. Gas Supply
❑
Gas type matches rating plate .
❑
Gas supply pressure is sufficient for the water heater .
❑
Gas line equipped with shut-off valve, union and
sediment trap .
❑
Approved pipe joint compound used .
❑
Soap and water solution used to check all connections
and fittings for possible gas leak .
❑
Gas Company inspected installation (if required) .
D. Relief Valve
❑
Pressure Relief Valve properly installed and discharge
line run to open drain .
❑
Discharge line protected from freezing .
E. Co-Axial Venting
❑
Vent pipe material should be category III and meet
UL1738 in US and ULC S636 in Canada .
❑
Connector(s) pitched (1/4” per foot of length
minimum) DOWNWARD or UPWARD to
termination . If UPWARD, a condensate trap must be
installed close to the heater . See page 13 and 14 .
❑
Connector(s) securely fastened together with high
temperature silicone (500°F [260°C]) and
air-tight .
❑
All co-axial vent runs are properly supported .
❑
Vent terminal is properly installed .
❑
Sufficient combustion air is available .
❑
Maximum and minimum vent lengths are observed .
F. Electrical Wiring
❑
Voltage matches rating plate .
❑
Water heater is properly grounded .
❑
Supply cord and/or wiring meets all local codes .
Installation Check List
24
