HE120 BY-PASS DRUM HUMIDIFIER
69-1860EF—01 16
STEP 10: INSTALL HUMIDISTAT
WARNING
Hazardous Voltage.
Can cause personal injury of equipment damage.
Do not cut or drill into any air conditioning or electrical
accessory.
CAUTION
Sharp Edges Installation Hazard.
Can cause personal injury.
Wear gloves and safety glasses.
NOTE: The Humidistat included with this kit can be mounted
on the return air duct (recommended) or mounted on
a wall inside the home. Instructions are included for
both wall and duct mounting.
Duct Mounting (Recommended):
IMPORTANT
If mounting near an elbow area, keep the control
8 in. upstream from the elbow so the element is
exposed to the normal airflow. See Fig. 3 on page 5.
1. Locate the Humidistat in the return air (cold) duct at
least 8 in. upstream from the Humidifier or the Humidi-
fier Bypass Collar.
2. Remove the backing on the Humidistat Mounting Tem-
plate and adhere the Humidistat mounting template in a
horizontal position on the duct. See Fig. 36.
Fig. 36. Securing Mounting Template.
3. Refer to Fig. 37, and use the following steps to cut the
Humidistat mounting hole.
a. Drill a 1/2 in. hole in the center of the template.
b. Use tin snips to cut the opening along the dotted
lines.
c. Drill four 7/64 in. mounting holes
Fig. 37. Cutting Humidistat opening.
4. Remove the protective backing from the Humidistat
Gasket and mount the Gasket on the shaded area of
the template. See Fig. 38.
Fig. 38. Installing Gasket.
M13606
DRILL A 1/2 IN. (13 mm)
HOLE IN CENTER
OF TEMPLATE.
USE A TINSNIP
TO ENLARGE
THE OPENING TO
THE D0TTED LINE.
DRILL FOUR
7/64 IN. (3 mm)
MOUNTING HOLES.
TEMPLATE
GASKET
M13607
MOUNT GASKET
ON SHADED AREA
OF TEMPLATE.
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