9.8. Search and elimination of malfunctions
Search and elimination of malfunctions
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Sign
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Probable cause
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Elimination method
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Coupling pro-slipping
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Insufficient gap of a pedal of coupling | Adjust a coupling pedal gap | |
| Contamination of the hydraulic drive of coupling | Clear or replace details | ||
| Excessive wear of a clutch plate | Replace a clutch plate | ||
| Jamming of a disk on vents of a main shaft or oil on frictional slips | Replace a clutch plate | ||
| The disk or flywheel is damaged press | Replace press a disk or a flywheel | ||
| The diaphragm spring is weakened or broken | Replace press a disk | ||
| Gear shifting is complicated | Excessive free wheeling of a pedal of coupling | Adjust a free wheeling of a pedal of coupling | |
| Leak of liquid from the hydraulic drive of coupling | Define the place of leak and eliminate it | ||
| Wear or corrosion of a clutch plate | Replace a clutch plate | ||
| Excessive distortion of a clutch plate | Replace a clutch plate | ||
| Coupling noise | When coupling is not used | Insufficient free wheeling of a pedal of coupling | Adjust a free wheeling of a pedal of coupling |
| Excessive wear of a clutch plate | Replace a clutch plate | ||
| Emergence of noise after coupling separation | Wear or damage of the bearing of switching off of coupling | Replace the coupling switching off bearing | |
| Emergence of noise at coupling separation | Lack of lubricant on the surface of the basic plug | Grease the surface of the basic plug | |
| In an inadequate way are installed the coupling switching off bearing | Repair | ||
| Emergence of noise at the movement of the car with partially included coupling | The directing plug is damaged | Replace the directing plug | |
| The pedal of coupling is pressed hardly | There is not enough coupling pedal lubricant | Repair | |
| There is not enough lubricant on clutch plate vents | Repair | ||
| There is not enough lubricant on the coupling switching off shaft lever | Repair | ||
| There is not enough lubricant on a forward cover of bearing knot | Repair | ||
| Transfers join hardly or do not join absolutely | Insufficient free wheeling of a pedal of coupling | Adjust a free wheeling of a pedal of coupling | |
| The coupling switching off cylinder is faulty | Repair or replace | ||
| Excessive beating of a clutch plate | Repair or replace | ||
| Vents of a main shaft of the transmission are polluted or rusted | Repair | ||
| The clutch plate is faulty press | Replace press a clutch plate | ||
| Coupling pro-slipping | Insufficient gap of a pedal of coupling | Adjust a coupling pedal gap | |
| Contamination of the hydraulic drive of coupling | Clear or replace details | ||
| Wear of a clutch plate | Replace a clutch plate | ||
| The clutch plate is faulty press | Replace press a clutch plate | ||
| Fastening of a fork of switching off of coupling is broken | Repair | ||
| Coupling vibration | The clutch plate is deformed, worn-out or on it oil got | Check a clutch plate | |
| The clutch plate is faulty press | Replace press a clutch plate | ||
| The diaphragm spring is damaged or broken | Replace press a disk | ||
| The damping clutch plate spring is damaged | Replace a clutch plate | ||
| Coupling fastening is weakened | Repair | ||
| Coupling noise | The coupling pedal plug is damaged | Replace the coupling pedal plug | |
| Fastening in a coupling casing is weakened | Repair | ||
| The coupling switching off bearing is worn-out or polluted | Replace the coupling switching off bearing | ||
| Fastening of a fork of switching off of coupling is broken | Repair | ||