Introduction
Vented wall furnace is shipped ready to install in a 2" x 4" stud wall,
with studs 16" (406mm) center to center. Always consult your local
Building Department regarding regulations, codes or ordinances
which apply to the installation of a vented wall furnace.
Instructions to Installer
1.
Installer must leave instruction manual with owner after instal-
lation.
2.
Installer must have owner fill out and mail warranty card sup-
plied with furnace.
3.
Installer should show owner how to start and operate furnace
and thermostat.
Warning:
Any change to this furnace or its control can be dangerous.
This is a heating appliance and any panel, door or guard
removed for servicing an appliance must be replaced prior
to operating the appliance.
General Information
This series is design certified in accordance with American National
Standard / CSA Standard Z21.86 and CSA 2.32 by the Canadian
Standards Association, as a Vented Wall Furnace and must be
installed according to these instructions.
Any alteration of the original design, installed other than as
shown in these instructions or use with a type of gas not
shown on the rating plate is the responsibility of the person
and company making the change.
Important
All correspondence should refer to complete Model No., Serial No.
and type of gas.
Notice: During initial firing of this furnace, its paint will bake out and
smoke will occur. To prevent triggering of smoke alarms, ventilate
the room in which the furnace is installed.
Model
Input BTU/HR (KW/H)
Height
Width
Depth
Gas Inlet Pipe
Vent Pipe Type B Oval
Accessories
Blower Kit
Rear Register Kit
Out-of-the-Wall Kit
Attention: When the GWTW-2, Out-of-the-Wall kit is used the GWTR-1 Rear Register kit cannot be used.
12425-16-0811
INTRODUCTION
Installation in Residential Garages
Gas utilization equipment in residential garages shall be installed
so that all burners and burner ignition devices are located not less
than 18" (457mm) above the floor.
Such equipment shall be located, or protected, so it is not subject
to physical damage by a moving vehicle.
Qualified Installing Agency
Installation and replacement of gas piping, gas utilization equipment
or accessories and repair and servicing of equipment shall be
performed only by a qualified agency. The term "qualified agency"
means any individual, firm, corporation or company which either in
person or through a representative is engaged in and is responsible for
(a) the installation or replacement of gas piping or (b) the connection,
installation, repair or servicing of equipment, who is experienced in
such work, familiar with all precautions required and has complied
with all the requirements of the authority having jurisdiction.
State of Massachusetts: The installation must be made
by a licensed plumber or gas fitter in the Commonwealth of
Massachusetts.
The installation must conform to local codes or, in the absence of
local codes, with the National Fuel Gas Code ANSI Z223.1/NFPA
54* Natural Gas and Propane Installation Code, CSA B149.1.
*Available from the American National Standards Institute, Inc., 11
West 42nd St., New York, N.Y. 10036.
High Altitudes
For altitudes/elevations above 2,000 feet (610m), input ratings
should be reduced at the rate of 4 percent for each 1,000 (305m)
feet above sea level. Canadian High Altitudes for locations having
an elevation above mean sea level between 2,000 feet (610m) and
4,500 feet (1370m), the manifold pressure is to be decreased from
3.5" w.c. (.871kPa) to 3.0" w.c. (.747kPa) for Natural Gas and from
10.0" w.c. (2.49kPa) to 8.0" w.c. (1.992kPa) for Propane Gas.
SPECIFICATIONS
GWT-25
25,000 (7.3)
66 1/8" (1679mm)
16" (406mm)
6" (152mm)
1/2"
4" (102mm)
GWTB-2
GWTR-1
GWTW-2
GWT-35
35,000 (10.3)
66 1/8" (1679mm)
16" (406mm)
6" (152mm)
1/2"
4" (102mm)
GWTB-2
GWTR-1
GWTW-2
Page 5