SWEEPING SYSTEM
TigerCat, Hydro-Retriever 4500
Service Manual
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MAIN BROOM ADJUSTMENTS (continued)
4
Pull idler assembly “B” away from the broom and.pull the broom out of the broom housing.
5
Remove any debris wrapped around idler hub “C”. If the hub doesn’t turn freely, remove it from the idler
assembly and look for debris between the hub and string guard “D”. Also check the “E” idler bearings,
replace them if necessary.
6
From the front of the broom housing, remove any debris wrapped around broom motor “F”. Install a seal
kit or replace the motor if it is leaking hydraulic oil.
7
Inspect the rubber skirts on the sides and the back of the broom housing, replace any skirt that’s torn or
damaged.
8
Inspect the hopper skirt (drags on the floor in front of the main broom). Replace the skirt if it’s torn or
damaged.
9
If the broom is not worn out, remove any debris wrapped around it, flip it (end for end) and slide it back
into the broom housing.
10
Push on the broom and turn it by hand until you feel the lugs on the drive hub engage the hub inside the
broom.
11
Install the idler assembly and the bolts that hold it in place.
Note: If the idler assembly doesn’t fit properly, the hub in the broom is probably not engaged on the drive hub.
Remove the idler and try seating broom on the drive hub again.
12
Close the broom door and check the main broom height adjustment.
Note: The broom height must be adjusted whenever a new broom is installed.
13
