50203-03 Fan Manual

Fig. 20
Motor Screw
Blade Isolator
Blade Arm
13
BLADE INSTALLATION
20. Partially insert three blade screws along with its
spring washer and at washer to attach one blade
arm to a blade. Tighten each blade screw, starting
with the one in the middle. Repeat this step with
each blade (Fig. 20).
Blade
Blade Arm
Fig. 20
Fig. 19
Motor Screw
Motor Block
21. Insert two previously removed motor screws through
one blade arm and blade isolator and then into the
motor. Tighten motor screws securely. Repeat with
remaining blade arms, making sure to completely
secure each blade arm before proceeding with to the
next (Fig. 21).
Blade Screws and
washers
Blade Screw Spring Washer Flat Washer
19. Remove motor screws from underside of motor and
save for blade arm attachment. Discard the plastic
motor blocks and washers but keep the motor
screws (Fig. 19).
Motor Screw
Motor BlockWasher