American Water Heater 50-60K BTU Water Heater User Manual


 
14
INSTALLATION CHECKLIST
Water Heater Location
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
oor.
Provisions made to protect the area from water
damage. Drain pan installed and piped to an
adequate drain.
Installation area free of corrosive elements and
ammable materials.
• Suf cient room to service the water heater.
Gas Supply and Piping
Gas supply is the same type as listed on the water
heater data plate.
Gas line equipped with shut-off valve, union, and
drip leg.
Approved pipe joint compound used.
Adequate pipe size and of approved material.
Chloride-free soap and water solution or other
approved means used to check all connections and
ttings for possible gas leaks.
Vent Pipe System
Vent pipe and fittings of approved material.
Acceptable size, length, and number of elbows on
air inlet pipe.
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-Current Edition.
Slope 2” & 3” horizontal piping at a downward pitch
of 1/8” per 5ft. away from the water heater.
Not obstructed in any way.
Vent Termination
Concentric
12” Min. above grade/snow level.
Slope exhaust outlet/air inlet piping at a downward
pitch of 1/8” per 5ft. away from the water heater.
Horizontal
Correct relationship - outlet to inlet.
12” Min. above grade/snow level.
Slope 2” & 3” horizontal piping at a downward pitch
of 1/8” per 5ft. away from the water heater.
Away from corners, other vents, windows, etc.
Vertical
Inlet - 12” Min. above roof/snow level.
Correct relationship - outlet to inlet.
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.
• Heater completely lled with water.
Closed system pressure build-up precautions
installed.
Tempering valve installed per manufacturer’s
instructions, when applicable. (See page 16.)
Electrical Connections
Unit connected to a dedicated power supply.
Unit connected to a 120V electrical supply.
• Proper polarity.
Water heater properly grounded.
Installed in accordance with prevailing provisions of
local codes, or in the absence of such, the current
edition of the National Electric Code, ANSI/NFPA 70.