Section 1: Approvals And Codes; Approval Listings And Codes; Appliance Certification; Installation Codes - Heat & Glo Townsend I Installer's Manual

1
Approvals and
Regulations
1
Approval Listings
and Codes
MODEL LABORATORY
Townsend I & II Underwriters
Laboratories

Installation Codes

Installation must conform to local codes. In the absence of local codes installation
must conform with the current National Fuel Gas Code ANSI Z223.1 (in the United
States) or with the current installation code CAN/CGA - B149 (in Canada).
The appliance when installed must be electrically grounded in accordance with
local codes; in absence of local codes, with the current National Electric Code
ANSI/ NFPA NO. 70 (in the United States) or with the current CSA C22.1 Cana-
dian Electric Code (in Canada).

High Altitude Installations

These units are tested and approved for elevations from 0-2000 feet. (In the United
States) and 0-4500 feet (in Canada).
When installing this unit at an elevation above 2000 feet, (in United States) it may
be necessary to decrease the input rating by changing the existing burner orifice
to a smaller size. Input should be reduced 4 percent for each 1000 feet above sea
level. Check with your local gas company for help in determining the proper ori-
fice size.
When installing this unit at an elevation above 4500 feet (in Canada), check with
local authorities.
Consult your local gas company for assistance in determining the proper orifice
for location.

Appliance Certification

The Heat-N-Glo gas stove models discussed in this
Installers Guide have been tested to certification
standards and listed by the applicable laboratories.
TYPE
Vented Gas
Fireplace Heater
CERTIFICATION
STANDARD
ANSI
Z21.88• CSA2.33