MAINTENANCE 5540F/YB5515 OPERATOR’S MANUAL
6-6 Published 10-21-2011, Control # 055-03
Lubrication Points
Apply grease to the following fitting after the first 20 hours of
operation, thereafter every 50 hours of operation, whichever
occurs first. Use a Lithium Base, E.P. No. 2 bearing grease or
equivalent. Apply enough grease to remove the old grease.
Booms and Main Frame
Location QTY
Mast Bearing (see Figure 6-1) 2
Boom Pivot (see Figure 6-2) 2
Boom Head Sheaves and Pivot (see Figure 6-3) 2
Lift Cylinder Pivots (see Figure 6-5) 2
Drive Train
Location QTY
Steering Knuckles- front axle (see Figure 6-6) 4
Steering Knuckles- rear axle (see Figure 6-7) 4
Steering Link- front axle (see Figure 6-8) 2
Steering Link- rear axle (see Figure 6-9) 2
Steering Cylinder Pivot Ends- front axle (see Figure 6-10) 2
Steering Cylinder Pivot Ends- rear axle (see Figure 6-11) 2
Rear Axle Pivot (see Figure 6-12) 2
Optional Equipment and Accessories
Location QTY
Drop Block (see Figure 6-13) 2
Jib Boom Head Sheave (see Figure 6-14) 1
Jib Boom Deflector Sheave (see Figure 6-15) 1
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