BIG ASS FANS Powerfoil 8 Plus, Installation Manual

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12’–24’ POWERFOIL ® 8, 12’–24’ POWERFOIL ® 8 PLUS
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20 Hanging the Fan (cont.)
3. Attach lower yoke (to extension tube)
Attach the lower yoke to the bottom of the extension tube with the
Lower Yoke Hardware as shown.
Tighten the hardware so that it is snug, but not fully tightened.
Lower Yoke Hardware (BAF-Supplied):
a. (2) 1/2-13 x 4-1/2’’ GR 8 Bolt
b. (4) 1/2’’ Flat Washer
c. (2) 1/2-13 Nylock Nut
4. Attach main fan unit (to lower yoke)
CAUTION: The main fan unit is heavy. Use caution when raising it.
ATTENTION : L’unité principale du ventilateur est lourde. La
soulever avec précaution.
Attach the main fan unit to the lower yoke with the Main Fan Unit
Hardware as shown.
Do not rest the main fan unit on the ground! Make
sure the lower cable is positioned between the lower yoke brackets as
shown on the right.
Tighten the bolts to 40 ft·lb (54.2 N·m) using a torque wrench and 3/4”
socket. Do not discard the main fan unit packaging. It should be used if
the fan is ever moved or relocated.
Main Fan Unit Hardware (BAF-Supplied):
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
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After securing the main fan unit to the lower yoke, allow the fan to hang so that the
extension tube is plumb to the ground. When it is properly positioned, fully tighten the
mounting hardware (Lower Yoke Hardware and Extension Tube Hardware) to
40 ft·lb
(54.2 N·m) .
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