BIG ASS FANS powerfoil x2.0, Installation Manual

Page: 33 / 76

8’–24’ POWERFOIL
®
X2.0 WASHDOWN & POWERFOIL
®
X2.0PLUS WASHDOWN
25
WWW.BIGASSFANS.COM ©2012 DELTA T CORP. ALL RIGHTS RESERVED
8’–24’ POWERFOIL
®
X2.0 WASHDOWN & POWERFOIL
®
X2.0PLUS WASHDOWN
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’’ GR 8 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