Series TA/TX/TXR
Page 5
Jan 07, 2015
Introduction
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.
Venting
Refer 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 for proper location, sizing and installation of vents as well as
information on clearance requirements when penetrating combustible walls for venting purposes.
