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25
G. Condensate Line
❑ Sloped toward drain.
❑ Condensate drain line hoses clamped.
❑ Condensate drain protected from freezing (if
necessary).
❑ Check for leaks in the condensate trap and
line connections.
A. Water Heater Location
❑ In a location where the vent and combustion
air-inlet systems will be within the
requirements specified in this manual.
❑ Indoors and protected from freezing
temperatures.
❑ Proper clearance from combustible surfaces
observed and water heater not installed on
carpeted floor.
❑ 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
base of the heater.
❑ Flammable vapor sensor is not blocked.
B. Water Supply
❑ Water heater completely filled with water.
❑ Air purged from water heater and piping.
❑ Water connections tight and free of leaks.
C. Gas Supply
❑ 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.
❑ Check inlet gas pressure (with main burner
on).
❑ Gas Company inspected installation (if
required).
D. Relief Valve
❑ Temperature and Pressure Relief Valve
properly installed and discharge line run to
open drain.
❑ Discharge line protected from freezing.
❑ Correct power supply (120 V).
❑ Electrical connections tight.
❑ Heater properly grounded and proper polarity
observed.
F. Wiring
Installation Checklist
E. Venting and combustion air-inlet systems
❑ Heater vented separately from all other
appliances.
❑ Blower assembly properly installed.
❑ Proper materials and techniques used in the
installation of the vent and combustion air-
inlet systems.
❑ Vent pipe properly secured to the exhaust
connector of the blower assembly.
❑ Vent and combination air-inlet systems
supported at required intervals.
❑ Appropriate minimum clearances observed.
❑ Precautions taken to prevent moisture damage
around vent termination.
❑ Vapors from vent pipe cement and primer
have dissipated prior to applying electrical
power.
❑ Combustion air-inlet pipe properly secured to
the combustion air-inlet rubber coupling.
❑
Horizontal section of
vent sloped upward.
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