H8908A/B HUMIDISTAT H8908C/D DEHUMIDISTAT
DUCT INSTALLATION
1. Choose a location on the duct.
ALTERNATE LOCATION
RETURN
AIR
6 in. (152 mm)
MINIMUM
BEST
LOCATION
RETURN AIR DUCT
Fig. 3. Duct installation locations.
2. Apply sticker template to duct and drill holes for
mounting screws. Cut along the dotted line of the
template with metal shears or tin snips.
Fig. 4. Drill and cut holes in duct.
3. Run two-fan, low-voltage wire to the mounting loca-
tion on the duct. See Fig. 5.
IMPORTANT
Use rated 18-22 gauge wire. Leave approximately
6 in. of wire to properly connect the humidistat.
RETURN
TWO-FAN 18-22 GAUGE WIRE
Fig. 5. Run wire to the mounting location.
69-1341EF—01
RETURN
AIR
15 in. (381 mm)
MINIMUM
M13369
M24800
SUPPLY
M24720
REMOTE MOUNT INSTALLATION
1. Choose a location in the living area.
NOTE: Select a location clear of drafts or excessive
humidity. Avoid mounting near doors or win-
dows, or in bathrooms or kitchens. See Fig. 6.
Fig. 6. Choose a location in the living area.
2. Cut 1 in. diameter wire hole in wall.
3. Run two-fan, low-voltage wire to the mounting loca-
tion in the living area.
IMPORTANT
Use rated 18-22 gauge wire. Leave approxi-
mately 6 in. of wire to properly connect the humi-
distat.
Fig. 7. Run wire to the mounting location.
2
M24718
M24721