51
Installation Checklist
Indoor water heaters must be installed indoors�
Outdoor water heaters must be installed outdoors�
Close to area of ventilation termination
(indoor models)�
Protected from freezing temperatures�
Proper clearance from combustible material
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, and rags, clear of the heater and vent
piping�
Water heater is properly attached to the wall�
A. Water Heater Location
B. Coaxial Vent (Indoor Models)
Vent pipe material is Category III and is
manufacturer-approved�
Horizontal vent runs have 1/4 in� per foot of
DOWNWARD slope towards the vent terminal�
Vertical venting is installed as described in the
"Vertical Vent Installation" section�
Connector(s) securely fastened together with high-
temperature silicone (500°F [260°C]) and airtight�
All coaxial vent runs are properly installed�
Vent terminal is properly installed�
Maximum vent length is observed�
Water supply has sufficient pressure�
Air has been purged from the water heater and the
piping�
Water connections tight and free from leaks�
Water filter is clean and in place�
All piping has been assembled as described on
"Water Supply"�
Water pipes are insulated and protected from
freezing, if necessary�
Pressure-relief valve properly installed with
discharge line running to open drain�
Discharge line protected from freezing, if necessary�
C. Water Supply/Relief Valve
Gas type matches listing on rating plate�
Gas supply pressure is sufficient for the water
heater�
Gas line equipped with shut-off valve, union, and
sediment trap as described on "Gas Supply System"�
Approved pipe-joint compound has been used on all
gas pipe connections�
All connections and fittings have been checked for
leaks with a soapy water solution�
Gas company inspected installation (if required)�
D. Gas Supply
Supply cord and/or wiring meets all local codes,
National Electrical Code, ANSI/NFPA 70, in the U�S�,
or Canadian Electrical Code, CAN/CSA C22�1, Part
1, in Canada�
Voltage matches listing on rating plate�
Water heater is properly grounded�
E. Electrical Wiring
Drain hose is attached to the condensate collector,
and condensate is drained as described on
"Draining Vent Condensate"�
F. Condensate
Checklist
INSTALLATION INSTRUCTIONS
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