Reel and Bearing Removal and Installation
Removal (Fig. 58)
3
1.
Remove reel motor from the cutting unit and the cut-
ting unit from lift arm (see Cutting Unit Removal and
Installation).
2.
Place cutting unit on a level working surface.
3.
Remove shield rod (2) from frame by removing both
cap screws (5) and flat washers (4).
2
1
4.
Roller Removal and Installation).
Remove front roller from the cutting unit (see Front
Figure 59
3.
1.
2.
Reel shaft
Drive adapter
Adapter spline
IMPORTANT: Place strips of wood below the reel to
prevent the reel from dropping out of the cutting
unit when the bearing housings are removed.
2.
Inspect reel (1) as follows:
A. Check reel shaft for bending and distortion by
placing the shaft ends in V−blocks. Replace reel if
necessary.
5.
Remove both bearing housings (10) by removing
the tapered lock nuts (8) and tapered screws (14) secur-
ing the housings to the frame. Pull both housings away
from the frame and away from the reel ends.
B. Check reel blades for bending or cracking. Re-
place reel if necessary.
6.
Remove reel (1) with the bearings (12) and grease
seals (13) from the cutting unit.
C. Check drive adapter inside of reel shaft. Adapter
should be free of bending and distortion. Check
splines for excessive cracks and distortion. Replace
reel if necessary (Fig. 59).
7.
(11)
Remove bearing spacer (29) and flat wire spring
from their bearing housings (10). Clean inside of
each housing. Both housings should be free of dirt and
debris.
D. Check service limit of reel diameter (see Reel
Grinding Specifications in Preparing Reel for Grind-
ing).
Note:
If bearings (12) are removed from the reel (1),
replace grease seals (13).
3.
lows (Fig. 58):
Inspect bearings (12) and grease seals (13) as fol-
8.
seals (13) from the reel (1) as follows (see Inspection be-
low):
If necessary, remove bearings (12) and grease
A. Seals must be free of cracks and tears. Replace
seals as necessary.
A. Prevent damage to bearings by pulling on the in-
ner bearing race.
B. Bearing roller balls must be free of deformation
and scoring. Replace bearing if necessary.
B. Use bearing puller to remove bearings and
seals.
C. Bearing must spin freely and have minimal axial
play. Replace bearing if necessary.
Inspection
4.
bearing housing of cutting unit with No. 2 general pur-
pose grease.
Using a hand pump grease gun, fill cavity in the
1.
Inspect splined coupler (32) as follows (Fig. 58):
A. Remove retaining ring (31) and drive coupler
from the reel shaft (1).
B. Clean drive coupler. Coupler should be free of
dirt and debris.
C. Drive coupler should be free of bending and dis-
tortion. Check splines for excessive cracks and dis-
tortion. Replace coupler if necessary.
SPA and 4−Bolt Cutting Units (Rev. A)
Page 7 − 34
Greensmaster 3250−D
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| Language | English |
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