ADJUSTING SLIP CLUTCH | 4. Hold | clutch support (19) solid and turn shaft to | |||
The slip clutch is designed to slip so that the gearbox | make sure clutch slips. | ||||
5. If clutch does not slip freely, disassemble and clean | |||||
and driveline are protected if the cutter strikes an | |||||
the inner clutch plate faces (21), flange yoke (17), | |||||
obstruction. | |||||
and clutch support (19). | |||||
A new slip clutch or one that has been in storage over | |||||
6. Reassemble clutch. | |||||
the winter may seize. Before operating the grinder, | |||||
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make sure it will slip by performing the following opera- | 7. Tighten springs (16) until they are compressed to | ||||
tion: | the 1.31 inches shown in Figure 9. | ||||
| 1. Turn off tractor engine and remove key. | 8. If a clutch continues to slip when the springs are | |||
| 2. Remove driveline from tractor PTO. | compressed to the 1.31 inch dimension, check | |||
| friction discs (18) for excessive wear. Discs are | ||||
| 3. Loosen eight 10 mm cap screws (23) to remove all | ||||
| 1/8" when new. Replace discs after 1/16" wear. | ||||
| tension from pressure plate (22). | Minimum disc thickness is 1/16". | |||
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| 15. | Nut |
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| 16. | Clutch spring |
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| 17. | Flanged yoke |
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| 18. | Friction disc |
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| 19. | Clutch support |
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| 21. | Inner clutch plate |
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| 22. | Pressure plate |
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| 23. | M10 x 85 mm Cap screw |
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Figure 9. Slip Clutch Assembly
MAN0155 (Rev. 2/16/2007) | Owner Service 15 |
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