Hydro Cat 5015B
Service Manual
SWEEP SYSTEM
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BROOM BEARING REPLACEMENT
There are sealed ball bearings in the idler hub (on the right end of the broom) and in the drive hub (on the left
end of the broom). Whenever the broom is removed for service, these bearings should be checked. Binding,
noisy operation or excessive play indicate that the bearings should be replaced.
To remove the idler arm assembly (on the right end of the broom) . . .
1
Open the lower access door on the right side of the machine and the inner broom housing door.
2
See Figure 2. Loosen the locknut and turn bolt “C” clockwise to move the head of the bolt away from the
idler arm.
3
Remove the (2) “B” bolts and the self locking nut “D”. Pull the idler arm assembly away from the broom.
FIGURE 3
E
G
F
Front
To remove the drive hub assembly (on the left end of the broom) . . .
1
Remove the sweeping broom.
2
Open both access doors on the left side of the machine.
3
See Figure 3. Remove the belt tension spring “E”.
4
Remove the cotter pin that holds the broom
lift cable “F’ onto the drive hub arm.
5
Remove the (2) “G” bolts that hold the drive
hub arm in place.
6
Being careful not to damage the belt, slide
the drive hub assembly out of the broom
housing.
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