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REASON
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ELIMINATION METHOD
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The pedal of coupling does not come back to a starting position (on cars with a coupling hydraulic actuator)
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| Hit of air in a hydraulic actuator, level of working liquid is lower than norm | Restore the level of working liquid to normal, remove air from a hydraulic actuator. |
| Holding strap of pistons in the main or working cylinder | Replace faulty details, remove air from a hydraulic actuator. |
| Leak of working liquid in the main or working cylinder |
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The pedal of coupling does not come back to a starting position (on cars with the mechanical drive of coupling)
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| Jamming of a cable of the drive of coupling. The self-regulation mechanism (is faulty at its existence) | Replace a cable. |
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The pedal of coupling does not come back to a starting position (all cars)
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| The returnable spring (is faulty at its existence) | Replace a returnable spring. |
| Jamming of a pedal of coupling | To clear and grease a pedal axis. If necessary to replace the plug. |
| Jamming of a fork of switching off of coupling on a coupling case | To clear hinged knot of a fork. To execute necessary repair. |
| Adhesion or the increased friction between details in a coupling basket | To clear and grease places of sliding. To execute necessary repair. |
| The raised side play of the bearing of switching off of coupling on the directing plug, a bearing holding strap | To replace the directing plug and the bearing of switching off of coupling. |
| Breakage of a diaphragm spring of a press disk | To replace a press disk assembled. |
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Too "rigid" pedal of coupling (on cars with the mechanical drive of coupling)
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| Jamming of a cable of the drive a cable stsepleniyakorroziya in a cover. The self-regulation mechanism (is faulty at its existence) | To replace a drive cable. |
| Jamming of a fork of switching off of coupling on a coupling case | To clear and grease hinged connection. To replace the plug. |
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Too "rigid" pedal of coupling (all cars)
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| Jamming of a pedal of coupling | To clear and grease hinged connections. To replace the plug. |
Prevention
Before check disconnect a pusher of the main cylinder or a cable of the drive from a pedal.
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| Jamming of a peripheral spring. Defect of a peripheral spring | To clear and grease hinged connections. To replace a spring. |
| The increased elasticity of a returnable spring (in the presence). The improper returnable spring is established | To establish a returnable spring of the necessary type. |
| Increase of the effort necessary for switching off of coupling because of wear of frictional slips | Inform the customer: the effort of switching off of coupling increases at increase in wear. |
| Adhesion or the increased friction between details in a coupling basket | If the distance from heads of rivets to a surface of a slip exceeds 0,1 mm, then replace the conducted clutch plate. |
| The raised side play of the bearing of switching off of coupling on the directing plug, a bearing holding strap | To clear and grease the interfaced details. To replace the worn-out directing plugs. |
| Wear of contact surfaces of the bearing of switching off of coupling and fork of switching off of coupling | To replace worn-out details. |
| On a press disk improper springs are established | To establish springs with the corresponding number according to the catalog. |
| Jamming of a nave of the conducted clutch plate on vents of a main shaft | If necessary to replace the conducted disk. To clear vents of a nave and a vent of a main shaft of corrosion and the remains of lubricant. To grease with a thin layer of G 000 100 lubricant of a vent of a main shaft. Remove excess of lubricant, moving the conducted disk on vents of a main shaft to both parties. |
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The increased noise at coupling switching off (on cars with the mechanical drive of coupling)
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Noise of transmission get to salon through a coupling drive cable
| To replace antinoise details of a body or to strengthen them additional antinoise protection. |
| Jamming of a cable of the drive of coupling (sticking, the increased friction, unbraiding) | To replace a drive cable. |
| At completely squeezed out coupling pedal the diaphragm spring of a press disk touches the conducted clutch plate (the free wheeling of a pedal of coupling is less than norm) | To adjust a free wheeling of a pedal of coupling. |
| The self-regulation mechanism (is faulty at its existence) | To replace a drive cable. |
| Lubricant of the rubbing surfaces of a press clutch plate and a diaphragm spring is necessary | To grease contact surfaces with a thin layer of G 000 100 lubricant. To replace worn-out details. |
| Jamming of a pedal of coupling, the pedal axis is bent | To clear and grease a pedal axis. If necessary to replace the plug. |
| Jamming of an axis of a peripheral spring because of the increased friction, coaxiality violations | To clear and grease an axis. |
| The increased noise from a returnable spring (if it is provided by a design) | To grease a spring axis. |
| Defect of the bearing of switching off of coupling or holder of the bearing, wear of a contact surface (buckling) | Usually is eliminated with replacement of the bearing. To replace the damaged directing plugs. |
| Defect of contact surfaces of a press disk (bend or breakage of edges of petals of a diaphragm press spring). Violation of centering of the bearing of switching off of coupling | To replace press a disk. To check a condition of the bearing of switching off of coupling and a holder of the bearing. If necessary replace. To check a condition of the aligning plugs. |
| Wear of directing crankshaft bearing (if is available), not coaxiality of installation of the engine and the check point | To replace the bearing, to put lubricant on the basis of a molybdenum disulfide. To check a condition of the aligning plug. |
| The wrong installation of the conducted clutch plate | It is correct to establish the conducted disk. |
| The conducted disk which type does not correspond to this coupling is established | To establish a disk of the necessary type. |
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The gnash at inclusion of transfer or backing, jams the gear shifting mechanism, gear shifting is impossible, coupling does not work (at cars with a coupling hydraulic actuator)
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| Lowering of the level of working liquid. Hit of air in a hydraulic actuator. Leak of liquid from the working or main cylinder, elasticity of walls of a tube of a hydraulic actuator. Wrong adjustment of a fork of switching off of coupling | To check a hydraulic actuator. To restore the level of working liquid, to pump over a hydraulic actuator. To replace faulty details. To restore the level of working liquid, to pump over a hydraulic actuator. It is correct to adjust. |
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The gnash at inclusion of transfer or backing, jams the gear shifting mechanism, gear shifting is impossible, coupling does not work (at cars with the mechanical drive of coupling)
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| Not coaxiality of details | To replace faulty details. |
| The free wheeling of a pedal exceeds norm | To check a free wheeling of a pedal, if necessary to adjust. |
| The drive cable which is not corresponding to this coupling (the increased length) is established | To establish a cable of the drive of the necessary type. |
| Jamming of a cable of the drive | To replace a cable. |
| The self-regulation mechanism is faulty (if is available) | |
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The gnash at inclusion of transfer or backing, jams the gear shifting mechanism, gear shifting is impossible, coupling does not work (for all cars)
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| The insufficient course of a pedal of coupling (stirs a rug or a covering under a pedal). Coupling completely is not squeezed out | Inform the customer. |
| The gnash is caused only by gearing of a gear wheel of a backing | Inform the customer. Before inclusion of a backing to squeeze out a pedal of coupling and to wait 3–6 seconds depending on diameter of the conducted disk. At first have to stop a main shaft of the check point with the conducted disk. |
| Wrong adjustment of the mechanism of gear shifting | To check, if necessary to adjust. |
| Gear shifting lever support lubricant is necessary. Violation of the correct landing of details of the mechanism of gear shifting | To grease the gear shifting mechanism, to replace faulty details. |
| Sticking or the increased friction of the conducted clutch plate on vents of a main shaft. Corrosion of a nave of the conducted disk or damage at installation. Violation of centering of a nave of the conducted disk | To check nave vents for lack of destructions, if necessary to replace the conducted disk. To remove corrosion and the remains of lubricant from a nave and from shlits of a main shaft. On vents of a main shaft to apply very thin film of G 000 100 lubricant. To remove excess of lubricant by movement of a disk on a main shaft in both parties. If the nave is not aligned, then check position of the aligning plugs. Check a condition of the bearing of switching off of coupling, a holder of the bearing, a press disk and the directing crankshaft bearing. If necessary to replace. |
| Too small vystupaniye of a press disk (the disk of improper type is established) | To replace press a disk. |
| Defect of the directing crankshaft bearing. The main shaft of the check point rotates at the switched-off coupling | To replace the directing bearing, to put lubricant on the basis of a molybdenum disulfide. To check a condition of the aligning plugs. If necessary to replace. To check a condition of a main shaft of the check point. |
| Violation of mutual centering of the engine and the check point (there are no aligning plugs), because of which a ring of the conducted disk sdeformirovano | Before installation of the check point to install the aligning plugs. To check a condition of the conducted disk, a press disk and the directing bearing (if is available). If necessary to replace. |
| Defect of the directing crankshaft bearing | |
| Wear of frictional slips because of inclusion of transfer on the raised turns, i.e. switching to a low gear at the high speed of the movement | To replace the conducted disk, to inform the customer. |
| Wear of frictional slips because of deliberate to pro-slipping by coupling at dispersal | |
| Defect of synchronizers and / or mechanism of gear shifting | To repair the check point. |
| Wrong installation of a press disk. Deformation of the conducted disk because of the wrong driving | To check a condition of details. If necessary to replace. Check the provision of adjusting hairpins. If after this replacement the gnash does not vanish, then check a condition of shlits on a nave of the conducted disk and freedom of a provorachivaniye of a main shaft of the check point, to check a condition of the directing bearing (if is available) the crankshaft, to repair the check point. |
| The gnash is distributed on the 2nd transfer, and only at cold transmission | Inform the customer. If necessary replace oil in the check point (see subsection 9.1.2 and subsection 9.2.2), having filled in oil with bigger viscosity (see subsection 1.14). |
| The increased thickness of the conducted disk | To replace the conducted disk. |
| Sticking of the conducted disk to a flywheel owing to corrosion (the car a long time was not operated, high relative humidity) | To slightly smooth out adjacent surfaces. At strong corrosion to replace details. |
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Coupling slips (cars with a coupling hydraulic actuator)
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| The piston of the main or working cylinder does not come back to a starting position | To replace the main or working cylinder. To replace working liquid, to pump over a hydraulic actuator. |
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Coupling slips (cars with the mechanical drive of coupling)
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| Wrong adjustment of a cable of the drive (insufficient free wheeling of a cable) | To adjust a cable. If necessary to replace with a cable of the necessary type. |
| The self-regulation mechanism (is faulty at its existence) | If necessary to replace a cable. |
| Jamming of a cable | If necessary to replace a cable. |
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Coupling slips (all cars)
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| Are established conducted and press a disk of inappropriate type | To replace with disks of the necessary type. |
| Wear of the conducted disk, burning out of a press disk, formation of furrows owing to an overheat, deformation of a press disk because of the wrong installation, weak effort of a press disk. The wrong driving at normal wear | To replace conducted and press disks. To inform the customer |
| The increased friction of details of transmission, sticking of draft of a pedal | To clear and grease hinged connections, if necessary to repair. |
| Oiling of clutch plates and flywheel. Wear of an epiploon of the crankshaft. Hit of lubricant on the rubbing surfaces because of excessive lubricant of a nave of the conducted disk | To replace the conducted disk. To clear contact surfaces of a press disk and a flywheel. To replace a crankshaft epiploon, to remove excess of lubricant from a main shaft. |
| The wrong installation of the conducted disk | It is correct to establish a disk. To check a condition of the conducted disk. If necessary to replace. |
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Coupling "conducts", breakthroughs at in a start of motion (cars with a coupling hydraulic actuator)
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| Wrong adjustment of coupling | It is correct to adjust. |
| Hit of air in a hydraulic actuator, defects in the main and working cylinders | To replace faulty details. To check the level of working liquid, to pump over a hydraulic actuator, to check existence of leaks. |
| The pusher of the main or working cylinder does not come back to a starting position | To replace faulty details. If necessary to replace working liquid. To pump over a hydraulic actuator. |
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Coupling "conducts", breakthroughs at in a start of motion (cars with the mechanical drive of coupling)
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| Jamming of a cable | To replace a cable. |
| Jamming of a pedal | Before check to disconnect a cable from a pedal. To clear and if necessary to grease hinged connections. If necessary to replace the plug. |
| Jamming or the increased friction of a fork of switching off of coupling | To clear and grease hinged connections. If necessary to replace the plug. |
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Coupling "conducts", breakthroughs at in a start of motion (all cars)
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| Unstable operation of the engine | Check adjustment of the engine, remove the cause. |
| Driving errors: too small turns at dispersal | Inform the client. |
| The conducted disk of inappropriate type is established | To replace a disk. |
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Noise idling
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| Breakage of the damping springs | To replace the conducted disk. |
| On the conducted disk there is no damping plate (the increased noise idling) | To establish the damping plate. |
| Deformation, breakage or ovality of a press disk | To replace press a disk. |
| Unstable operation of the engine | Check adjustments of the engine, remove the cause. |
| Violation of the correct position of the engine because of softness of details of its suspension bracket | Check engine mount details. If necessary replace. |
| Shock-absorbers are faulty | To replace shock-absorbers. |
| Oiling of frictional overlays of the conducted disk, contact surfaces of a press disk and a flywheel | Establish the oil hit reason. If necessary execute repair. To replace the conducted disk. To clear press a disk and a flywheel. |
| The raised side play of the bearing of switching off of coupling on the directing plug (uneven distribution of the effort operating on a diaphragm spring of a press disk) | To replace the bearing and the directing plug. To check a condition of details and hinged connections. |
| Uneven work of a press diaphragm spring because of the raised side play of the bearing of switching off of the coupling causing uneven distribution of effort on a diaphragm contour | To check a surface of a prileganiye of frictional overlays of the conducted disk to a basic surface of a flywheel and a condition of a diaphragm spring. If necessary to replace press a disk. To replace the bearing and the directing plug. |
| Deformation of a basket of coupling in the course of assembly therefore the correct provision of a press disk is violated | To clear a flywheel and press a disk of lubricant. At detection of serious destructions (zadir, traces of an overheat, grooves) to replace. To remove lubricant from a nave and from shlits of a main shaft. To apply a thin film of G 000 100 lubricant on vents of a main shaft. To remove excess of lubricant by movement of the conducted disk on a main shaft in both parties. |