Installation; Step 1: Mounting - Hunter DDI Installation Manual

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ADJUSTABLE DOWNROD
!
BEFORE YOU BEGIN
Adjusting Downrod Length
There are three different adjustable downrod length configurations: 2.5 - 4 FT (0.77 - 1.22m) | 4.5 - 6 FT (1.38 - 1.83m) | 6.5 - 10 FT
(1.99 - 3.05m). Each configuration will be shipped from the factory in the shortest configuration but will have all necessary components for
the longest configuration. If a longer length of downrod is necessary for the install, adjust the downrod at ground level before installing
to the building structure.
How to Adjust the Downrod Length:
A
B
Remove the two
Slide the upper and lower tubes apart until
adjustments bolts and
the matching pair of adjustment holes line
hardware.
up to achieve desired length.
A
Do not install downrod with only one bolt or extend downrod beyond where both bolt holes of the inner and outer tubes line up. Do not extend
past warning sticker.
Do not adjust downrod length while downrod is mounted or when the fan is attached to the downrod. Length adjustment
should happen at the ground level.
Beware pinching the motor cable or safety cable while replacing adjustment bolts.
Mounting Adjustable Downrod: Follow mounting instructions starting on page 13.
12
C
D
Replace the two
Torque the adjustment bolts,
adjustment bolts and
clockwise, to 53.8 ft-lbs., until
hardware.
bolts are tightly secured.
ADJUSTMENT
HOLES
B
NOTE
Ensure that bolt is tightly secured to the
downrod and that the washer did not get hung
up on the end of the adjustment bolt, causing
the bolt to be loose.
C

STEP 1: MOUNTING

INSTALLATION

CRUSH HAZARD. To prevent SERIOUS INJURY or DEATH, ALWAYS mount fan directly
from building structure that can withstand double the installed fan weight.
A
B
Secure bracket and
Assemble shims and clamps on one side
downrod to lift and raise
of the bracket per the figure below.
to an I-Beam that is part
Hook the clamp on one side of the
of the building structure.
I-beam and tighten hardware until the
clamp and shim are snug but can still be
moved.
B
C
WARNING: SUPPORT DIRECTLY FROM BUILDING STRUCTURE
C
D
Assemble the opposing
Center the mount under
shim and clamp on to the
the I-beam. Check that
I-beam and Tighten using
clamps have maximum
a 3/4" socket and wrench.
engagement on both
sides and tighten
hardware.
3/4"
socket &
wrench
D
13

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