Figure 4.5
Figure 4.6
Figure 4.7
BLADE REMOVAL AND INSTALLATION FOR THE FOLLOWING BLADES
BLOWER BLADE CAUTION:
THE ENGINE MAY START SIMPLY BY ROTATING THE
BLADES. ALWAYS REMOVE THE SPARK PLUG WIRE PRIOR TO WORKING ON THE
BLADE SIDE OF THE MOTOR.
BLADE REMOVAL PROCEDURES
1. Remove the eight bolts holding the front grill in place and remove the
grill. (
Figure 4.1
)
2. Remove the three cap screws in the center of the fan blade bushing
with an 5/32 hex bit (Allen wrench). (
Figure 4.5
)
3. Insert the cap screws into the adjoining threaded holes in the bushing.
(
Figure 4.6
) Turn the screws in a clockwise manner. Tighten the cap
screws progressively with the wrench. Evenly tighten each cap screw ¼
to ½ a turn successively until the blade slides off of the bushing. (
Figure
4.7
)
4. Insert a small screwdriver into the
bushing slot to release the bushing
from the engine shaft. Be careful not
to damage the end of the jackshaft. Remove the bushing and
blade.
BLADE INSTALLATION
1. Put bushing on motor shaft then tighten the allen screw on the bushing. Put blade on bushing (
Fig. 4.7
). Put
lock washers on the three allen screws and insert into drilled holes of blade. Turn each screw and tighten
evenly.
2. Reinstall front grill.
-7-