| 1. Check the clutch facings and at presence with them of traces of oil or mechanical damages replace a coupling disk. | 2. Check the riveted joints friction linings to the disc clutch. In the presence of defects, replace the clutch disc. | | 3. Check the protrusion of the friction linings over heads of rivets. If the protrusion is less than acceptable, replace the clutch disc. The protrusion: 0.3 mm | | 4. Insert a disc clutch on the mandrel in the centers, and the indicator of hour type measure its palpation. If palpation above admissible, replace a coupling disk. Heartbeat: 0.7 mm |
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