25
A. Water Heater Location
❑ Close to area of vent termination.
❑ 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.
❑ 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. Venting
❑ Vent pipe material should be category III and meet
UL1738 in US and ULC.636 in Canada.
❑ Vent connector(s) pitched downward to termination
(¼" per foot of length minimum) See page 14.
❑ Vent connector(s) securely fastened together with
high temperature silicone (500°F)
(260°C)
and air-
tight.
❑ All 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.
G.
❑❑
Air Intake Pipe
❑ Connected to the air intake tee/vent termination
and heater.
❑ All vent runs are properly supported.
❑ Maximum and minimum vent lengths are
observed.
❑ Connected securely together and airtight.
Installation Check List