Installing the Humidistat
1. Find the mounting template included in the H8908 Humidistat Installation
Instructions.
2. Apply the template to the return
duct (see Fig. 3 on page 6). Make
sure the template is level before
drilling. (Use of a small level is rec-
ommended.)
3. Remove base bracket from the H8908.
4. Slide the foam gasket onto the base.
(See Fig. 14.)
5. Position the base bracket on the duct
with the arrow up.
6. Secure the base bracket to the duct
using the four 1 in. (25 mm) mounting
screws provided with the humidistat.
(See Fig. 15.)
7. Connect the low-voltage wires to the leads and replace the H8908 case.
See Fig. 16.
Fig. 14. Slide the foam
gasket onto the base.
NOTE: For wall mounting instructions, see the H8908 Installation Instructions.
HE240, HE280 HUMIDIFIER AND INSTALLATION KIT
Fig. 13. Humidistat base and rear view.
M24733
13
HUMIDISTAT BASE
WIRE SLOT
HUMIDISTAT WIRES
Fig. 15. Secure the
base bracket to the duct.
REAR OF HUMIDISTAT
M20179
M29879
69-2685ES—01