652
Model Code Page
41. Clutch
15. 5. 1993
6000--8750 411 4
8. 11. 1990
2. Checks and adjustments
A. Adjusting clutch pedal free travel up to
tractor ser. no. 659477
Important! Adjusting the free travel with effect from tractor
ser. no. 659478,seepage411/10.
6181---87
1. Pedal free travel should be 20---25 mm, when the clutch is
correctly adjusted.
2. Remove the left hand side plate of the engine compartment.
12,5 mm
3. Adjust the free travel of 10---15 mm to the upper end of the
clutch lever by screwing the wing nut. Now the pedal free
travel should be 20---25 mm.
4. If a new disc is fitted, adjust the distance between the ad-
juster stop and the wing nut to 50---55 mm.
Note! If the free travel can no longer be adjusted (the adjuster
stop touches the nut), the clutch disc must be changed.
B. Checking clutch disc and clutch assem-
bly
MAX. 0,5 MM
Checking axial throw of clutch disc
Mount the disc between the chuck and tailstock on a lathe.
Rotate the disc and measure the axial throw at its outer edge.
Also measure the taper (”dishing”) of the disc. If the throw or
taper is greater than 0,5 mm, change the disc.
0,4---0,8 mm
10,0---11,1 mm
Checking thickness of clutch disc
Thickness, new disc (unloaded) 10,0---11,1 mm.
Axial resilience 0,4---0,8 mm
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