BIG ASS FANS HAIKU L Guia De Instalacion página 12

FAN INSTALLATION
3. Install airfoils
Make sure sticker color on each airfoil matches corresponding sticker
color on fan hub.
Tighten airfoil screws to 22.1 in·lb (2.5 N·m). Do not use power tools.
Over-tightening screws may cause airfoils to warp and void your
warranty.
Align each airfoil on fan hub, making sure sticker color on airfoil matches
corresponding sticker color on fan hub. Secure airfoils to hub with M5 x 12 mm screws
and tighten screws to 22.1 in·lb (2.5 N·m) in sequence shown (Fig. 3).
Fig. 3
M5 x 12 mm Screw
Airfoil
10
22.1 in·lb (2.5 N·m)
Do not use power tools.