Installation Guide

16FR-W1804
10. ATTACHING THE FAN BLADES
1. Insert the blade through the slot in the housing. Align the holes in the
blade with the fan motor assembly holes and secure with a blade attach-
ment screw with rubber washers (Fig. 17).
2. Repeat this procedure with the remaining blades.
11. INSTALLING THE ADAPTER PLATE
1. Remove one of the three screws from the mounting ring and loosen the
other two screws (do not remove).
2. Place the key holes in the adapter plate over the two screws previously
loosened from the mounting ring. Turn the adapter plate until the adapt-
er plate locks in place at the narrow section of the key holes (Fig. 18).
3. Tighten the two mounting ring screws previously loosened and the one
previously removed to secure the adapter plate.
FIGURE 18
FIGURE 17
Adapter Plate
Mounting Ring
Screws
Screws with Rubber Washers
Blade
Slot