Installing Your Wall Furnace; Locating Wall Furnace And Thermostat - Williams 6008532 Owner's Manual

Installing Your Furnace
The following steps are needed for proper installation and safe
operation of your furnace. If you have any doubts as to any
requirements, always consult your local Heating or Plumbing
lnspector, Building Department or Gas Utility Company regarding
regulations, codes, or ordinances which apply to the installation of
a vented wall furnace. Obtain professional help where needed.
The CHECK AND ADJUSTMENTS on page 24 are vital to
the proper and safe operation of the furnace. Be sure they
are done.
IMPORTANT
For satisfactory and trouble-free operation, be sure to:
Locating Wall Furnace & Thermostat
Consider the following points before attempting to install the
furnace:
CAUTION: Do not make cut-outs in the wall or
ceiling before checking in the attic for ceiling joist
locations and proposed venting.
The counterflow vented wall furnaces are shipped ready to install
on the surface of the wall or recessed up to 9-1/4 inches into the
wall, with studs 16 inches center-to-center or stud space can be
framed to 16 inches, see page 11, Recessed Mounting.
Place the furnace near the center of the space to be heated for
good air circulation. Do not put it behind a door or draperies.
Do not instatl the furnace in a closet, alcove, of small hallway
where the furnace could be isolated by closing doors to the heater
space.
Do not install the furnace in a mobile home, trailer, or recreational
vehicle.
The bottom of the furnace may rest directly on a wood or concrete
floor, If floor is other than wood or concrete there must be a piece
of wood or sheet metal under the furnace that is at teast the same
size as the bottom of the furnace.
On recessed installations the recessed portion rnay have 0 inches
clearance to combustible material.
To provide adequate clearance and service access the front of the
furnace must face the open room. Be sure that gas piping and
electrical wiring can be brought to the location. See sections
covering piping and electrical wiring for your type of furnace
mounting.
Furnace vent must be installed directly to the outdoors so that
combustion gases will not collect inside the building.
Provide an adequate vent or flue in accordance with local codes
or ordinances and instructions provided by the vent pipe
rnanufacturer.
Check the minimum spacing needs as shown on Page 7, Fig. 2
and Page 8, Fig. 3.
The top of the furnace must be at least 2 inches from the ceiling.
See Fig. 2.
1. Locate the furnace properly within the space to be heated.
2. Install the furnace in accordance with local codes or
ordinances and instructions provided. In the absence of local
codes or ordinances, install the furnace to conform with the
current edition of the National Fuel Gas Code, NFPA 54, ANSI
Z223.1/Canadian Installation Code, CAN/CGA B149.
3. Maintain minimum clearance: Floor 0 inches or ceiling 2
inches, side wall 4 inches. For exception to minimum side wall
clearance, as shown on Page 8, Fig. 3.
4. Provide enough
With standard furnace discharge outlet, do not install closer than 4
inches to intersecting wall. See figure as shown on Page 8, Fig.
3B.
When using optional kits 6703 or 6704 maintain clearances as
shown on Page 8, Fig. 3A or 3C.
When using optional kit 6704 maintain clearance as shown in
Figs. 3A and 3F, page 8. Use only optional outlet and grille kits
available from manufacturer.
FIGURE 2 Minimum Clearances
combustion and ventilation
CEILING CLEARANCE 2" MIN
air.