25
A. Water Heater Location
q
Close to area of vent termination.
q
Indoors and protected from freezing temperatures .
q
Proper clearance from combustible surfaces
observed.
q
Sufficient fresh air supply for proper operation of
water heater.
q
Air supply free of corrosive elements and
flammable vapors.
q
Provisions made to protect area from water
damage.
q
Sufficient room to service heater.
q
Combustible materials, such as clothing, cleaning
materials, rags, etc. clear of the heater and vent
piping.
q
Water heater is properly attached to the wall.
B. Water Supply
q
Water supply has sufficient pressure.
q
Air purged from water heater and piping.
q
Water connections tight and free of leaks
q
Water filter is clean and in place.
q
Materials used are as instructed in this manual.
q
Water pipes are insulated and protected from
freezing.
C. Gas Supply
q
Gas type matches rating plate.
q
Gas supply pressure is sufficient for the water
heater.
q
Gas line equipped with shut-off valve, union and
sediment trap.
q
Approved pipe joint compound used.
q
Soap and water solution used to check all
connections and fittings for possible gas leak.
q
Gas Company inspected installation (if required).
D. Relief Valve
q
Pressure Relief Valve properly installed and
discharge line run to open drain
q
Discharge line protected from freezing.
E. Venting
q
Vent pipe material should be category III and meet
UL1738 in US and ULC.636 in Canada.
q
Vent connector(s) pitched downward to termination
(¼" per foot of length minimum) See page 14.
q
Vent connector(s) securely fastened together with
high temperature silicone (500°F) (260°C) and air-
tight.
q
All vent runs are properly supported.
q
Vent terminal is properly installed.
q
Sufficient combustion air is available.
q
Maximum and minimum vent lengths are
observed.
F. Electrical Wiring
q
Voltage matches rating plate.
q
Water heater is properly grounded.
q
Supply cord and/or wiring meets all local codes.
G.
q
Air Intake Pipe
q
Connected to the air intake tee/vent termination
and heater.
q
All vent runs are properly supported.
q
Maximum and minimum vent lengths are
observed.
q
Connected securely together and airtight.
Installation Check List
