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SELECTmNG A LOCATmON
Carefully study the iocation that you choose for your
humidifier. Install the humidifier so that if the humidifier
or any connection shouM bak, the water wHi not cause
damage. Under no condition is Sears, Roebuck and
Co., and the manufacturer, to be heid iiabie for any
water damage in connection with this humidifier.
NOTE: Never install humidifier in attic or crawi space
where freezing may occur or baking wHi cause water
damage.
Measure the open area on the furnace suppiy air
pbnum (Fig. 1). You wHi need a space 20" wide and
13" high. The humidifier will mount on a supply air
plenum 131/2" wide by overhanging the sides. In
addition, you should have 12" of working area on each
side to make the electrical and water connections.
Place Humidifier
13"$_
Supply Air------_
Plenumis
Warm to
Touch
During
Heating
CycJe Air Conditioner Coil
Duct
Fig. I
NOTE: The easiest and quickest way to service the
humidifier will be from the front. To service from the
front you will need 23" of space in front of the plenum
and only 2" of space below the humidifier (Fig. 2).
FRONT
SERVICING
23" -_ 2"
t
Fig. 2
If you do not have 23" of space in front, the humidifier
must be serviced from the bottom. Servicing from the
bottom will require 71/¢' clearance (Fig. 3).
If you do not have the space needed, or have a
counterfiow furnace, refer to the installations shown
in Fig. 4, 5 and 6.
NOTE: If you have an air conditioning coil in your
supply air plenum, install the humidifier above or to
the slope side of the coil.
CAUTmON: Be careful not to damage coil when
cutting into plenum (Fig. 1).
BOTTOM
SERVICING
71/2''
T
Fig. 3
TYPICAL REMOTE INSTALLATmON
In some cases it is impossible to install the humidifier
directly to the supply air plenum (plenum too small,
horizontal attic furnace, etc.). For remote mounting,
see Fig. 4. Connect the humidifier to the supply air
plenum using the Remote Installation Kit - Sears
Stock No. 9372.
REMOTE INSTALLATIONS
Adaptor
Flanges
Attach 2x4
Supports
in a Secure
Manner
Furnace
Mount Humidifier to
Plenum Stiffener
Fig, 4
Stiffener
to 2x4 Supports
HORmZONTAL FURNACE mNATTmC OR
CRAWL SPACE
Always insure that the humidifier is located in the
living area (closet or utility room) to easily access
for maintenance/servicing and to prevent freezing
or water damage (Fig. 5).
Hot Air Plenum
Attic _ Furnace
/ _ Humidifier
Ceiling
Net/Outlet
Mving Area
Living Area
Inbt/Outbt
Floor _ Humidifier
crew,
Space
Hot Air Pbnum
Fig, 5