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7a. Install main fan unit
If you are mounting the fan directly to angle irons without the upper mount, extension tube, and lower yoke,
skip to step 7b.
The lower safety cables are a crucial part of the fan and must be installed correctly. If you have
any questions, contact Customer Service for assistance.
Attach the main fan unit to the lower yoke brackets with the
Motor Unit Hardware. Do not rest the main fan unit on the
ground. Tighten the bolts to 40 ft·lb (54.2 N·m) using a torque
wrench and 3/4" (19 mm) socket.
After securing the main fan unit to the lower yoke brackets,
tighten the bolts securing the lower yoke brackets to the
extension tube to 40 ft·lb (54.2 N·m) using a torque wrench
and 3/4" (19 mm) socket.
Motor Unit Hardware:
a. (4) 1/2-13 x 1-3/4" GR 8 Bolt
b. (8) 1/2'' Flat Washer
c. (4) 1/2-13 Nylock Nut
Motor Unit & Airfoil
Hardware Board
Secure the two lower safety cables (pre-attached to main fan unit) to the bottom of the extension tube with the
Safety Cable Hardware. Tighten the bolt to 40 ft·lb (54.2 N·m) using a torque wrench and 3/4" (19 mm) socket.
Safety Cable Hardware:
a. 1/2-13 x 4-3/4" GR 8 Bolt
b. (2) 1/2" Flat Washer
c. 1/2-13 Nylock Nut
Industrial Mounting
Hardware Board
14
Lower Safety
Cable
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40 ft·lb (54.2 N·m)
b
40 ft·lb (54.2 N·m)
b
Main Fan
Unit
b
c
ALL RIGHTS RESERVED.
a
c
a
b
40 ft·lb (54.2 N·m)
Lower Safety
Cable
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