5
A
PRIL
/25/2013
General
Installation Codes
Installations must comply with local building codes, or in their absence, the latest edition of the
national regulations and procedures as listed below.
General Installation and Gas Codes
Heaters must be installed only for use with the type of gas appearing on the rating plate, and the
installation must conform to the National Fuel Gas Code, ANSI Z223.1/NFPA 54 in the US and
CAN/CGA B149.1 and B149.2
Installation Codes
in Canada.
This heater maybe approved for either indoor or outdoor installation. Not for use in residential
dwellings, refer to Rating plate.
Gas Supply Lines
Gas supply pipe sizing must be in accordance with the National Fuel Gas Code, ANSI
Z223.1/NFPA 54 in the US and CAN/CGA B149.1 and B149.2
Installation Codes
in Canada.
A 1/8" NPT plugged tap must be installed in the gas line connection immediately upstream of the
burner farthest from the gas supply meter to allow checking of system gas pressure.
Electrical
All heaters must be electrically grounded in accordance with the National Electric Code,
ANSI/NFPA 70 in the US, and the Canadian Electric Code, CSA C22.1 in Canada, and must
comply with all local requirements.
S
ERIES
DECO-T
UBE
