Sharpening is necessary when the reel
cutter (cutting cylinder) reaches a condition
described below.
When the sharpening width (length of
contacting surface of bed knife (bottom
blade)) for the outer diameter of the reel
cutter (cutting cylinder) is greater than the
usage limit.
Outer diameter of reel
cutter (cutting cylinder)
(new part)
Usage limit of
sharpening width for
outer diameter of reel
cutter (cutting cylinder)
163 mm (6.42 in)
3.0 mm (0.12 in)
(factory-recommended)
A
1
ok5ueg-007
Sharpening of Reel Cutter (Cutting Cylinder)_002
1
Reel cutter (cutting cylinder) blade
A
Sharpening width for outer diameter of
reel cutter (cutting cylinder)
When the edges become blunt or the
blade edge cannot be formed with back
lapping
When the reel cutter (cutting cylinder)
becomes worn and its shape conical, or
when blade engagement adjustment
cannot be performed
Replacement of Reel Cutter (Cutting
Cylinder)
Caution
Both the reel cutter (cutting cylinder) and the
bed knife (bottom blade) are edged tools.
Handle them carefully, since they could cut
your hands and feet.
Caution
Wear gloves when touching edged tools to
avoid cutting your hands.
2.
[1]
[2]
[3]
The criteria for replacing the reel cutter (cutting
cylinder) are described below.
However, these criteria are only a reference
and do not guarantee performance like that of
a new reel cutter (cutting cylinder).
When the outer diameter of the reel cutter
(cutting cylinder) is less than the usage limit
New
Usage limit
Dimension A
(Outer
diameter of
reel cutter
(cutting
cylinder))
Dimension B
(Distance
from blade
edge to
outer edge
of reel cutter
(cutting
cylinder)
shaft)
Dimension A
(Outer
diameter of
reel cutter
(cutting
cylinder))
Dimension B
(Distance
from blade
edge to
outer edge
of reel cutter
(cutting
cylinder)
shaft)
163 mm
(6.42 in)
68.8 mm
(2.71 in)
143 mm
(5.63 in)
58.8 mm
(2.31 in)
Note:
The outer diameter of the reel cutter (cutting
cylinder) shaft is 25.4 mm (1.00 in).
B
A
1
2
3
ok5ueg-006
Replacement of Reel Cutter (Cutting Cylinder)_001
1
Reel cutter (cutting cylinder) blade
2
Reel cutter (cutting cylinder) disc
3
Reel cutter (cutting cylinder) shaft
A
Outer diameter of reel cutter (cutting
cylinder)
B
Distance from blade edge to outer
edge of reel cutter (cutting cylinder)
shaft
1.
Maintenance
LH62
・
LH66
Maintenance
Page 5-9
Maintenance Work
