8’–24’ POWERFOIL
®
X2.0 & POWERFOIL
®
X2.0PLUS FANS
23
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8’–24’ POWERFOIL
®
X2.0 & POWERFOIL
®
X2.0PLUS FANS
3. Attach airfoils to hub
Attach the 10 airfoil retainers with the Airfoil Hardware. Moving clockwise around the fan hub, position the airfoil retainers end over end
as shown. Hole A of the retainer should be positioned over top of Hole B.
Do not tighten the bolts until all the airfoil retainers have been
attached!
Tighten the bolts along the outer perimeter to
29 ft·lb (39 N·m)
using a torque wrench and 1/2” socket. After the outer perimeter bolts
are torqued, tighten the bolts along the inner perimeter to
29 ft·lb (39 N·m)
.
Airfoil Hardware (BAF-Supplied):
a. (20) 5/16-18 x 2’’ Bolt
b. (40) 5/16” Flat Washer
c. (20) 5/16-18 Nylock Nut
a
b
c
b
Installing Airfoils (cont.)
Hole A
Hole B
Airfoil Retainer