Nissan X-Trail 32. Manual — part 2027
TM-66
< UNIT DISASSEMBLY AND ASSEMBLY >
[6MT: RS6F94R]
MAINSHAFT AND GEAR
MAINSHAFT AND GEAR
Exploded View
INFOID:0000000010842467
Mainshaft front bearing outer
race
Mainshaft front bearing inner race
Mainshaft
1st main gear
1st inner baulk ring
1st synchronizer cone
1st outer baulk ring
1st-2nd coupling sleeve
Insert key
1st-2nd synchronizer hub
2nd outer baulk ring
2nd synchronizer cone
2nd inner baulk ring
2nd main gear
Bushing
3rd main gear
Mainshaft adjusting shim
4th main gear
5th main gear
6th main gear
Mainshaft rear bearing inner race
Mainshaft rear bearing outer race
Snap ring
Mainshaft rear bearing adjusting
shim
: Always replace after every disassembly.
: Select with proper thickness.
: Apply gear oil.
: Replace the parts as a set.
SFIA3293E
MAINSHAFT AND GEAR
TM-67
< UNIT DISASSEMBLY AND ASSEMBLY >
[6MT: RS6F94R]
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Disassembly and Assembly
INFOID:0000000010842468
DISASSEMBLY
CAUTION:
• Fix mainshaft in a vise with back plate, and then remove gears and snap rings.
• For removal of snap ring, set snap ring pliers and flat pliers at
both sides of snap ring. While expanding snap ring with snap
ring pliers, move snap ring with flat pliers.
• Disassemble gear components putting direction marks on the
parts that never affect any functions.
1.
Remove snap ring
.
2.
Remove 6th main gear and mainshaft rear bearing inner race, as per the following procedure.
a.
Set a separator (commercial service tool) to 6th main gear.
b.
Remove mainshaft rear bearing inner race
and 6th main gear
, using the drift (A) (SST: ST33052000).
3.
Remove 4th main gear and 5th main gear, as per the following procedure.
a.
Set a separator (commercial service tool) to 4th main gear.
b.
Remove 4th main gear
and 5th main gear
, using the drift
(A) (SST: ST33052000).
4.
Remove mainshaft adjusting shim.
SCIA1755J
PCIB1745E
PCIB1744E
PCIB1743E
TM-68
< UNIT DISASSEMBLY AND ASSEMBLY >
[6MT: RS6F94R]
MAINSHAFT AND GEAR
5.
Remove 1st main gear
, 1st-2nd synchronizer hub assembly
, 2nd main gear
, and 3rd main gear
, as per the following
procedure.
a.
Set a separator (commercial service tool) to 1st main gear.
b.
Remove 3rd main gear, busing, 2nd main gear, 2nd inner baulk
ring, 2nd synchronizer cone, 2nd outer baulk ring, 1st-2nd syn-
chronizer hub assembly, 1st outer baulk ring, 1st synchronizer
cone, 1st inner baulk ring, and 1st main gear, using the drift (A)
(SST: ST33052000).
c.
Remove insert keys and 1st-2nd coupling sleeve from 1st-2nd
synchronizer hub.
6.
Remove mainshaft front bearing inner race, as per the following procedure.
a.
Set a separator (commercial service tool) to mainshaft front bearing inner race.
b.
Remove mainshaft front bearing inner race
,, using the drift
(A) (SST: ST33052000).
ASSEMBLY
CAUTION:
• Select mainshaft rear bearing adjusting shim, as per the following procedure when replacing main-
shaft adjusting shim, 6th main gear, 5th main gear, or 4th main gear.
- Replace mainshaft adjusting shim.
• If new mainshaft adjusting shim is thinner than previous one, offset the thickness difference by
selecting thicker mainshaft rear bearing adjusting shim.
• If new mainshaft adjusting shim is thicker than previous one, offset the thickness difference by
selecting thinner mainshaft rear bearing adjusting shim.
- Replace 6th main gear, 5th main gear, or 4th main gear.
• Measure the thickness of the main gear used before and the new main gear.
• Increase the thickness of the mainshaft rear bearing adjusting shim, if the difference is smaller than
0.025 mm (0.0010 in).
• Replace transaxle assembly when replacing mainshaft.
• For installation of snap ring, set snap ring pliers and flat pliers
at both sides of snap ring. While expanding snap ring with
snap ring pliers, move snap ring with flat pliers.
PCIB1742E
PCIB1741E
SCIA1755J
MAINSHAFT AND GEAR
TM-69
< UNIT DISASSEMBLY AND ASSEMBLY >
[6MT: RS6F94R]
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1.
Install mainshaft front bearing inner race
, using the drift (A)
(SST: ST36720030).
CAUTION:
Replace mainshaft front bearing outer race and mainshaft
front bearing inner race as a set.
2.
Apply gear oil to 1st inner baulk ring, 1st synchronizer cone, 1st
outer baulk ring, 2nd inner baulk ring, 2nd synchronizer cone,
and 2nd outer baulk ring.
CAUTION:
• Replace 1st inner baulk ring, 1st synchronizer cone, and
1st outer baulk ring as a set.
• Replace 2nd inner baulk ring, 2nd synchronizer cone, and
2nd outer baulk ring as a set.
3.
Install insert keys and 1st-2nd coupling sleeve to 1st-2nd synchronizer hub.
CAUTION:
Replace 1st-2nd synchronizer hub and 1st-2nd coupling sleeve as a set.
4.
Assemble 1st main gear
, 1st inner baulk ring, 1st synchro-
nizer cone, 1st outer baulk ring, 1st-2nd synchronizer hub
assembly
, 2nd inner baulk ring, 2nd synchronizer cone, and
2nd outer baulk ring then install bushing
, using the drift (A)
(SST: KV32102700).
5.
Install 3rd main gear
and 2nd main gear
, using the drift (A)
(SST: KV32102700).
6.
Measure dimension “L” as shown in the figure. Select mainshaft
adjusting shim
according to the following list, and then install
it to mainshaft.
Unit: mm (in)
PCIB1733E
PCIB1734E
PCIB1735E
: Mainshaft
: 3rd main gear
Dimension “L”
Mainshaft adjusting shim thickness
147.690 – 147.666 (5.8146 – 5.8136)
1.500 (0.0591)
147.665 – 147.641 (5.8136 – 5.8126)
1.525 (0.0600)
147.640 – 147.616 (5.8126 – 5.8116)
1.550 (0.0610)
147.615 – 147.591 (5.8116 – 5.8107)
1.575 (0.0620)
147.590 – 147.566 (5.8106 – 5.8097)
1.600 (0.0630)
147.565 – 147.541 (5.8096 – 5.8087)
1.625 (0.0640)
147.540 – 147.516 (5.8086 – 5.8077)
1.650 (0.0650)
PCIB1736E
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