Dacia SuperNova (engine E7J). Service manual — part 50
CV JH3 - 050
21
MANUAL GEARBOX
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PARTS OF SYSTEMATIC REPLACEMENT
The following parts shall be replaced, if they have been dismounted:
- oil seal rings;
- fastening rings;
- elastic pins;
- primary shaft nut
- the bushing under the pinion of the 5 – th step;
- the outer safety devices of the bearings of the primary and the secondary shafts;
- the gaskets.
PARTS OF SYSTEMATIC REPLACEMENT
CV JH3 - 050
21
MANUAL GEARBOX
21 - 9
NECESSARY SPECIAL TOOLS
C.V. 22-01
Bearings extractor body
C.V. 945
Chuck for mounting the right planetary pinion oil ring
C.V. 946
Chuck for safety mounting
C.V. 551
Device for mounting/dismounting bearings of mechanism casing
C.V. 949
Device for mounting and taking apart the elastic pins of the forks
C.V. 1000
Extractor for the fixed pinion of the 5 th step of the secondary shaft
C.V. 1059
Bushing kit for mounting/dismounting the differential bearings
C.V. 1170
Hub extractor of the 5 th step on the primary shaft
C.V. 1175
Screw for mounting the fixed pinion 5 th step
C.V. 552
Device for extracting the bearing of the secondary shaft on the
clutch – differential crankcase.
C.V. 31-01
Set of punches for elastic pins F 5
C.V. 1162
Chuck for replacing command axle bushings
C.V. 553
Device for dismounting – remounting the clutch shaft bearing
C.V. 554
Bushing for depressing the differential case assembly from the
differential crankcase.
SPECIAL TOOLS
CV JH3 - 050
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MANUAL GEARBOX
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OBSERVATION :
The dismounting and checking of the spare parts must be done on a surface coated
with rubber or soft plastic.
Before taking apart the gearbox from the vehicle, drain the oil from the gearbox.
DISMOUNTING
Dismount :
- hydraulic receiver cylinder;
- the screws locate inside the crankcase.
Dismounting the cap attachment screws.
The back cap of the gearbox is extracted so that its setting surface should stay parallel to the
conjoined surface of the gearbox, because this cap contains an oiling groove situated in the cylinder
bore of the primary shaft.
GEARBOX DISMOUNTING
CV JH3 - 050
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MANUAL GEARBOX
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GEARBOX DISMOUNTING
Engage the 1-St gear with the control lever and the reverse driving by operating the 5-th gear
fork on its axle.
Dismount the primary shaft nut and the secondary shaft screw.
Dismount the fork and the sliding collar of the 5 th step.
Dismount the elastic pin of the 5 th step, by means of the C.V. 3 – 01 mandrel.
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