Nissan Almera Tino V10. Instruction — part 940
SMT191A
Mainshaft and Gears
DISASSEMBLY
NLMT0014
1.
Before disassembly, check 1st and 2nd main gear end plays.
Gear end play:
Refer to SDS, MT-98.
If not within specification, disassemble and check contact sur-
face of gear, shaft and hub. Check clearance of snap ring
groove. Refer to “ASSEMBLY”, MT-76.
SMT638AA
2.
Press out mainshaft rear bearing.
SMT044A
3.
Remove thrust washer and snap ring.
SMT045AA
4.
Press out 5th main gear and 4th main gear.
SMT131AA
5.
Press out 3rd main gear and 2nd main gear.
REPAIR FOR COMPONENT PARTS
RS5F50A
Mainshaft and Gears
MT-74
SMT047A
6.
Remove snap ring.
SMT048A
7.
Remove 1st & 2nd synchronizer hub and 1st main gear.
SMT639AA
8.
Remove mainshaft front bearing.
SMT640A
INSPECTION
NLMT0015
Mainshaft and Gears
NLMT0015S01
I
Check mainshaft for cracks, wear or bending.
I
Check gears for excessive wear, chips or cracks.
SMT637A
Synchronizer
NLMT0015S02
I
Check spline portion of coupling sleeves, hubs and gears for
wear or cracks.
I
Check baulk rings for cracks or deformation.
I
Check insert springs for deformation.
GI
MA
EM
LC
EC
FE
CL
AT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
REPAIR FOR COMPONENT PARTS
RS5F50A
Mainshaft and Gears (Cont’d)
MT-75
SMT420CA
I
Measure wear of 1st and 2nd double baulk rings.
a)
Place baulk rings in position on synchronizer cone.
b)
While holding baulk ring against synchronizer cone as far as it
will go, measure dimensions “A” and “B”.
Standard:
A 0.6 - 0.8 mm (0.024 - 0.031 in)
B 0.6 - 1.1 mm (0.024 - 0.043 in)
Wear limit:
0.2 mm (0.008 in)
c)
If dimension “A” or “B” is smaller than the wear limit, replace
outer baulk ring, inner baulk ring and synchronizer cone as a
set.
SPD715
Bearing
NLMT0015S03
I
Make sure bearings roll freely and are free from noise, cracks,
pitting or wear.
I
When replacing tapered roller bearing, replace outer and
inner race as a set.
SMT996B
ASSEMBLY
NLMT0016
REPAIR FOR COMPONENT PARTS
RS5F50A
Mainshaft and Gears (Cont’d)
MT-76
SMT804BA
SMT472C
1.
Press on 1st main gear, 1st synchronizer cone, inner & outer
baulk rings and 1st & 2nd synchronizer hub.
Refer to the illustration for step 3.
I
Pay attention to direction of 1st & 2nd synchronizer hub.
2.
Select proper snap ring of 1st & 2nd synchronizer hub to mini-
mize clearance of groove and then install it.
Allowable clearance of groove:
0 - 0.1 mm (0 - 0.004 in)
Snap ring of 1st & 2nd synchronizer hub:
Refer to SDS, MT-99.
SMT805B
3.
Install 2nd synchronizer cone, inner & outer baulk rings. Insert
springs and 1st & 2nd coupling sleeve.
4.
Install 2nd main gear.
I
Ensure four protrusions of 2nd synchronizer cone are set in
holes of 2nd main gear.
SMT600CA
5.
Press on 3rd main gear.
6.
Press on 4th main gear.
SMT473CA
7.
Press on 5th main gear.
8.
Select proper snap ring of 5th main gear to minimize clearance
of groove and then install it.
Allowable clearance of groove:
0 - 0.15 mm (0 - 0.0059 in)
Snap ring of 5th main gear:
Refer to SDS, MT-99.
GI
MA
EM
LC
EC
FE
CL
AT
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
REPAIR FOR COMPONENT PARTS
RS5F50A
Mainshaft and Gears (Cont’d)
MT-77
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