Maintenance Procedures continued…
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)
Fi
ure 4.6
Fi
ure 4.7
Fi
ure 4.8
4. Insert a small screwdriver into the bushing slot
(Figure 4.8) to release the bushing from the
engine shaft. Be careful not to damage the end of
the jackshaft. Remove the bushing and blade.
Maintenance 5.7
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