- Before assembly grease all components with lubricant of the recommended grade.
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- Collect knot of the synchronizer 1/2 of transfers according to the tags put in the course of dismantle. Track that the sliding keys correctly were combined with three V-shaped flutes in coupling vents. Locks of springs should not appear opposite (see an accompanying illustration).
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- Collect knot of the synchronizer 3/4 of transfers (taking into account tags). Track combination of keys with flutes. Establish springs (locks in different directions). Hooks on the ends of springs have to get to the corresponding opening in a synchronizer nave.
- Taking into account tags collect knot of the synchronizer of the reverse gear. Track that the coupling was turned by the narrow end to the back party of a nave, and locks of springs were turned in different directions. By means of a mandrel to a napressuyta the holder's plate on a nave aflush with a face surface of the last.
- Establish the blocking ring, a gear wheel of the reverse gear and the roller bearing on assembly of the synchronizer of the reverse gear (observe the adjusting direction of details). Place assembly in a press, having propped up basic plates a nave of the synchronizer and establish the conducted shaft.
- Establish the conducted shaft in a press, having propped up basic plates a gear wheel of the reverse gear, and put on a gear wheel of the first transfer, the bearing and the blocking synchronizer ring a shaft.
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The blocking rings of the first and second transfers are not interchangeable. The ring of the first transfer differs in existence of three admissions in teeth (see an accompanying illustration). |
- Put on a nave of the synchronizer 1/2 of transfers the conducted shaft (use a press and a suitable mandrel). Track that flutes were turned into surfaces of a nave from a gear wheel of the first transfer aside (see an accompanying illustration).
- Measure a side gap between a lock ring and a nave of the synchronizer. Compare result of measurement to standard requirements (see size tables and adjustments at the end of the Management). Pick up a new lock ring of the required thickness.
- Put on the blocking ring of the synchronizer of the second transfer and a gear wheel of the second transfer the conducted shaft. Install the coupling of the bearing of a gear wheel of the third transfer (use a press and a suitable mandrel). Track that the flange of the coupling was turned towards a gear wheel of the second transfer.
- Put on the bearing, a gear wheel of the third transfer and the blocking synchronizer ring the conducted shaft. Establish a shaft in a press, having propped up basic plates its end face.
- Napressuyte on a shaft assembly of the synchronizer 3/4 of transfers. Track that oil flutes in a nave were turned towards a gear wheel of the third transfer.
- Check axial loofahs
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- Measure a side gap between a lock ring and a nave of the synchronizer (see an accompanying illustration). Compare result to data of size tables and adjustments and pick up a new ring of the required thickness.
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by t of gear wheels of the first, second, third and back transfers as it is described above.
- Put on the bearing a main shaft, having tracked that the flute under a lock ring in an external holder was turned from a gear wheel of a main shaft aside, then, having propped up basic plates the bearing, press in it a shaft.
- Put on the remote plug a main shaft and measure a side gap between a lock ring and the plug. Compare result of measurement to standard requirements (see size tables and adjustments at the end of the Management), pick up a new lock ring of the required thickness.
- Establish on an intermediate shaft the holder of a gear ring and measure a side gap between a lock ring and the holder. Pick up a new ring of the required thickness. Remove the holder from an intermediate shaft.
- Grease with dense lubricant a steel ball and establish a ball, a gear ring, a dish-shaped spring and the holder on a forward part of an intermediate shaft. Track that the concave party of a spring was turned towards a gear ring.
- Establish a new lock ring of the required thickness on an intermediate shaft so that it nestled on the holder. Use a suitable mandrel and a napressuyta a lock ring on intermediate before its landing in a flute. Remove a mandrel and check correctness of landing of a ring.
- Napressuyte internal holders of forward and back bearings on an intermediate shaft (use a suitable mandrel). Establish a narrow holder back.
- Establish in a transmission case an intermediate gear wheel of the reverse gear with persistent washers. Track that uvulas of washers got to flutes, and the step party of a gear wheel was turned forward (as well as before dismantling). Establish an intermediate shaft of the reverse gear and a lock uvula. Tighten a fixing bolt with the required effort. Components of an intermediate shaft of the reverse gear are shown on an accompanying illustration.
- Establish the intermediate and conducted shaft in a transmission case. Turn an intermediate shaft so that its combined segment and teeth of a ring appeared opposite to the conducted shaft.
- Establish the blocking ring of the synchronizer and the directing bearing of the conducted shaft (use dense lubricant), then, holding a shaft, combine a flat segment of a gear wheel of the synchronizer of a main shaft with an opening of the top cover, then establish a main shaft by means of the hammer with soft brisk.
- Center an intermediate shaft and by means of the hammer with soft brisk establish an external holder of the forward bearing. Track that bearing it was turned by a razvaltsovanny part of a separator of rollers towards an intermediate shaft.
- Prop up an intermediate shaft and establish an external holder of the back bearing (again use the hammer with soft brisk).
- Press a piece of a firm board in a forward part of an intermediate shaft and turn transmission so that the board rested against a firm support. Put on dense lubricant a persistent washer (a facet on a shaft back), then put on the coupling of the bearing of a gear wheel of the reverse gear an intermediate shaft by means of a suitable mandrel. Track that the persistent washer on was clamped between the coupling and a separator of the bearing.
- Grease sponges of a new epiploon and establish it in a forward cover. Using new laying, establish a forward cover on transmission and tighten bolts of its fastening with the required effort.
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Manufacturers insist that in the points shown on an accompanying illustration (A) new bolts with a kontryashchy covering were established, however it is possible to use also old bolts, having greased their carving with Loctite 242 sealant (or equivalent to it). |
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- Establish a coupling dome, the lever of switching off and the release bearing. Tighten fixing bolts with the required effort.
- Slightly extend the conducted shaft from a back part of transmission and fill a suitable piece of a board ahead of a gear wheel of the second transfer (see an accompanying illustration) to prevent transfer of load of a main shaft when clothing on conducted bearings and a gear wheel of the fifth transfer.
- Install transmission vertically, оперев a coupling dome on wooden blocks.
- Remove a lock ring from the bearing of the conducted shaft and by means of a suitable mandrel put the bearing and a gear wheel of the fifth transfer on a shaft (components of a back part of the conducted shaft are shown on an accompanying illustration). Track that the bearing was installed by a flute under installation of a lock ring back. The acting part of a gear wheel has to rest against the bearing. Install a lock ring on the bearing.
- Having used a suitable mandrel, install the remote plug and the back bearing on the conducted shaft. Track that the plug was turned by grooves to a gear wheel of the fifth transfer, take a board piece from transmission.
- Measure a side gap between one of With-shaped half rings and the bearing. Compare result to standard requirements. Pick up two half rings of the required thickness and establish on the conducted shaft the holder and a new lock ring.
- Establish the holder of the bearing and previously tighten bolts with secret heads, having temporarily recorded the holder. Tighten all fixing bolts with the required effort. A center punch fuller a secret head of each of bolts in two points.
- Dress the synchronizer coupling on a gear wheel of the fifth transfer of an intermediate shaft (the flat party to a gear wheel). The narrow risks drawn from the inside of the coupling have to are combined with grooves of the sliding keys.
- Establish the sliding keys and springs. The long ends of keys and hooks of springs have to be turned to a gear wheel, and springs - it is correct to enter gearing with keys. In order to avoid a vyskakivaniye of the sliding keys and their springs establish the blocking synchronizer ring on assembly of a gear wheel of the fifth transfer.
- Establish a gear wheel of the fifth transfer of an intermediate shaft and a fork of switching with a rod, having tracked that the end of a rod equipped with a lock ring was turned towards a transmission case. By means of a suitable mandrel put a synchronizer cone on an intermediate shaft.
- Establish a washer on an intermediate shaft and measure a side gap between a lock ring and a washer. Compare result to standard requirements (see size tables and adjustments at the end of the Management) and pick up a new ring of the required thickness.
- Check an axial side play of a gear wheel of the fifth transfer of an intermediate shaft.
- Grease sponges of a new epiploon and by means of a suitable mandrel put an epiploon in a casing of lengthening of transmission.
- Having replaced laying, establish a lengthening casing on transmission and tighten fixing bolts with the required effort.
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Manufacturers insist that in the points shown on an accompanying illustration (A) new bolts with a kontryashchy covering were established, however it is possible to use also old bolts, having greased their carving with Loctite 242 sealant (or equivalent to it). |
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- Make assembly of the top cover (see an accompanying illustration):
- Establish control assembly of the reverse gear and put a fixing pin in a casing, having used the hammer and a drift.
- Establish a fork of switching of 1/2 transfers, the shock lever and a fork of switching of 3/4 transfers to the top cover (observe the order of installation of components remembered in the course of dismantle). Insert a switching rod.
- Establish a fork of turning on of the reverse gear and the lever of inclusion in the top cover (observe the correct order of installation of components).
- Achieve combination of selections in forks of switching, the lever of turning on of the reverse gear, a shock clamp and the shock lever. Make sure that the shock clamp is located between edges in a casing (see an accompanying illustration), then establish new fixing pins.
- Grease face traffic jams of rods of switching with Loctite 587 sealant (or equivalent to it) and establish traffic jams in a casing.
- Grease the fixing ball and a guide and establish the last on the place, insert a ball and a spring into a casing of the top cover. Grease with sealant a cap and a carving of the sensor switch of fires of a backing and strongly screw them in a casing.
- Establish an arm of the selector and the lever in a selector casing, insert a choice rod. Put new cylindrical pins in an arm of the selector and the lever. Grease with Loctite 587 sealant (or equivalent to it) new traffic jams and establish them in a selector casing.
- Establish the directing plate, having tracked that it was turned by a circular flute on a selector casing forward (as it was noted during dismantle). Strongly tighten fixing bolts.
- Grease the fixing plungers and balls and establish them together with springs in a selector casing according to the instruction made in the course of dismantle). Grease with Loctite 587 sealant (or equivalent to it) caps and strongly tighten them.
- Establish a selector casing on the top cover (do not forget to replace laying) and tighten fixing bolts with the required effort.
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Manufacturers insist that in the points shown on an accompanying illustration (A) new bolts with a kontryashchy covering were established, however it is possible to use also old bolts, having greased their carving with Loctite 242 sealant (or equivalent to it). |
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- Having replaced laying, establish assembly of the top cover on transmission, tighten fixing bolts with the required effort.
- Collect a casing of management of the lever of gear shifting:
- Install a rubber saddle on the lever;
- Fill lubricant a nest and the plug on the end of the lever of switching and insert the lever into a nest, having recorded it a new lock ring.
- Establish a spring and the lever in a casing, record a new lock ring.
- Shift on a casing a protective rubber cover (F tag on a casing forward). Establish fixing collars.
- Temporarily install the gear shifting lever on transmission and, turning a main shaft, make sure of freedom of rotation of transmission at any provisions of the lever.
- At assembly of transmission of models 4.2 consider the differences which are available in it (see the Sections Dismantling and General Information).
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