Installation Guide
15FH-W1802
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 attachment screw with rubber washers. (Fig. 14)
2.  Repeat this procedure with the remaining blades. 
Adapter Plate
Screws
Mounting Ring
Screws with rubber washers
Blade
Slot
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 pre-
viously loosened from the mounting ring. Turn the adapter plate 
until the adapter plate locks in place at the narrow section of the 
key holes. (Fig. 15)
3.  Tighten the two mounting ring screws previously loosened and 
the one previously removed to secure the adapter plate.
FIGURE 14
FIGURE 15










