BIG ASS FANS FR127A-A2 Mode D'emploi page 30

Install Airfoils
7
Moving clockwise, align each airfoil on the fan hub and secure
it with the airfoil hardware (Fig. 7). Make sure the sticker color
on each airfoil matches the corresponding sticker color on
the fan hub!
Fig. 7
Airfoil
28
8
Attach the lower cover as shown (Fig. 8).
Fig. 8
Grommet
M5 Screw
Install Lower Cover
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Lower Cover
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