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H8908A/B HUMIDISTAT; H8908C/D DEHUMIDISTAT
69-1341EF—07 2
DUCT INSTALLATION
1. Choose a location on the 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.
Fig. 5. Run wire to the mounting location.
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.
ALTERNATE LOCATION
RETURN
AIR
RETURN
AIR
6 in. (152 mm)
MINIMUM
15 in. (381 mm)
MINIMUM
BEST
LOCATION
RETURN AIR DUCT
M13369
M24800
M24720
TWO-FAN 18-22 GAUGE WIRE
SUPPLY
RETURN
M24718
M24721