Titan Leaf Pro, Operation & Maintenance Manual

Page: 47 / 139

Inspection, Service, and Maintenance
6.3.9. FAN
Your leaf machine is equipped with a 30” diameter (standard, 32” diameter optional) balanced fan with AR400
impeller blades, mounted to the shaft with a split taper bushing. Inspect the fan regularly for cracks,
deformations, and uneven wear. DO NOT OPERATE THE MACHINE IF THE FAN IS OUT OF BALANCE.
REMOVAL:
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Disconnect safety interlock
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Remove suction hose
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Remove fan cover face plate on inlet side
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Loosen & remove the three bolts on the split taper bushing that hold the fan in place.
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Reinsert the screws into the two tapped holes on the bushing and tighten. This will free the
fan from the bushing, and the bushing will slide out.
•
Slide fan off of shaft.
INSTALLATION:
•
Clean tapered cone surfaces of taper bushing & fan.
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NOTE: DO NOT USE ANTISIEZE LUBRICANT ON TAPERED CONE SURFACES OR
BOLT THREADS.
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Slide fan onto shaft, with tapped hole side of fan bushing facing out.
•
Slide split taper bushing onto shaft, insert key, position.
•
Install bolts with lock washers into tapped holes in coupler.
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Torque bolts as follows:
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Motor Drive and Fan Driven Pulleys, ½ ”” bolts – 720 in./lbs (60 ft./lbs)
FOR ADDITIONAL INFORMATION SEE PAGE 62