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24. SERVICE PROCEDURE
24.11.6
REVERSE
AND REPLACE
THE END BITS
AND CUTTING EDGES
A
WARNING
It is dangerous
if the work equipment
moves by mistake when the
cutting edges and end bits are being reversed or replaced. Set the work
equipment in a stable condition, then stop the engine and lock the blade
control lever securely with the safety
Reverse or replace the cutting edges before it is worn out to the blade end.
1. Raise the blade to a proper height and apply a block to the frame so as to
prevent fall of the blade.
2. Measure
the wear of
standards given below.
the cutting
edge in accordance
with the wear
Unit: mm (in)
No.
Item
Judgement standard
Measurement
point
Standard dimension
Repair limit
D32E&P
1.
Height of cutting edge (from center
D38E&P
76.2 (3.0)
of bolt mounting hole to end face)
58 (2.3)
D39E&P
101.6 (4.0)
If the cutting edge on both sides is worn out, replace with new one. If it has been
worn out up to the fitting surface, repair the fitting surface and then reverse or
replace.
3. Remove the cutting edge and clean the mounting surface.
4. Reverse or replace the cutting edge when worn out.
u
Nut tightening torque:
455 N*m (335 Ibf ft)
If bolt 0 and nut Q are damaged, replace them with new hardware at the
same time.
3-63
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