1. Check press a disk on lack of cracks, пригара and wear of a surface. |
Prevention
Insignificant flutes, scratches and risks remove with a fine-grained emery paper.
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2. Check a diafragmenny spring in places of contact to the bearing of switching off of coupling on lack of wear and cracks. In the presence of defects replace a casing of coupling with a press disk. |
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