NISSAN LATIO 2011 Service Repair Manual

MT-80
< SERVICE INFORMATION >[RS6F94R]
INPUT SHAFT AND GEARS
INPUT SHAFT AND GEARS
Disassembly and AssemblyINFOID:0000000005929699
GENERAL PRECAUTIONS
• Never reuse snap ring.
• Secure input shaft in a vise with backplate, and then remove gears and snap rings.
• For installation and 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 do not affect any functions.
DISASSEMBLY
1. Remove input shaft rear bearing bolt (1) using Tool (A).
2. Remove input shaft rear bearing (1) according to the following procedures.
a. Set a suitable puller to input shaft rear bearing.
b. Remove input shaft rear bearing using a suitable drift (A).
3. Remove spacer (1), 6th input gear (2), needle bearing, 6th baulk ring, and 5th-6th synchronizer hub assembly (3).
4. Remove insert keys and 5th-6th coupling sleeve from 5th-6th synchronizer hub.
SCIA1755J
Tool number A: KV32300QAM ( — )
JPDIC0449ZZ
JPDIC0111ZZ
PCIB1750E
Revision: May 2010 2011 Versa

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5. Remove snap ring (1) using suitable tool.
6. Remove spacer, 5th baulk ring, 5th input gear (2), and spacer.
7. Remove snap ring (1) using suitable tool.
8. Remove spacer, 4th input gear (2), 4th baulk ring, and 3rd-4th synchronizer hub assembly (3).
9. Remove insert keys and 3rd-4th coupling sleeve from 3rd-4th synchronizer hub.
10. Remove snap ring (1).
11. Remove spacer, 3rd baulk ring, 3rd input gear (2).
12. Set a suitable puller to input shaft front bearing (1), and then remove input shaft front bearing.
INSPECTION AFTER DISASSEMBLY
Input shaft and gear
Check the following items and replace if necessary.
PCIB1754E
PCIB1753E
PCIB1752E
PCIB1751E
Revision: May 2010 2011 Versa

MT-82
< SERVICE INFORMATION >[RS6F94R]
INPUT SHAFT AND GEARS
• Damage, peeling, bend, uneven wear, and distortion of shaft.
• Excessive wear, damage, and peeling of gear.
Synchronizer
• Synchronizer hub and coupling sleeve
Check the following items and replace if necessary.
- Breakage, damage, and unusual wear on contact surface of cou-
pling sleeve, synchronizer hub, and insert key.
- Coupling sleeve and synchronizer hub move smoothly.
• Baulk ring Check contact surface of baulk ring cam and insert key for exces-
sive wear, uneven wear, bend, and damage. Replace if necessary.
Bearing
Check bearing for damage and unsmooth rotation. Replace if neces-
sary.
ASSEMBLY
Note the following procedures, and assemble in the reverse order of disassembly.
CAUTION:
• Replace transaxle assembly when replacing input shaft.
• Never reuse snap ring.
• Check that snap ring is securely installed in a groove.
• Replace 3rd-4th coupling sleeve and 3rd-4th synchronizer hub as a set.
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MTF0041D
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• Replace 5th-6th coupling sleeve and 5th-6th synchronizer hub as a set.
• Be careful to install 3rd-4th synchronizer hub according to the
specified direction.
• Be careful to install 5th-6th synchronizer hub according to the
specified direction.
• Install input shaft front bearing (1) using a suitable drift (A).
• Install input shaft rear bearing (1) using a suitable drift (A) and the Tool (B).
• Apply gear oil to 3rd baulk ring, 4th baulk ring, 5th baulk ring, and 6th baulk ring.
A : 3rd input gear side
B : 4th input gear side
PCIB1748E
A : 5th input gear side
B : 6th input gear side
PCIB1749E
JPDIC0112ZZ
Tool number B: ST36720030 ( — )
JPDIC0113ZZ
Revision: May 2010 2011 Versa

MT-84
< SERVICE INFORMATION >[RS6F94R]
INPUT SHAFT AND GEARS
• Install input shaft rear bearing bolt (1) according to the following
procedures.
CAUTION:
Follow the procedures. Othe rwise it may cause a transaxle
malfunction.
1. Secure the Tool (A) in a vise, and then set input shaft assembly.
2. Install input shaft rear bearing bolt, and then tighten it to the
specified torque of the 1st step. Refer to MT-62, "
Disassembly
and Assembly".
3. Loosen input shaft rear bearing bolt by a half turn.
4. Tighten input shaft rear bearing bolt to the specified torque of the 2nd step. Refer to MT-62, "
Disassembly
and Assembly".
Tool number A: KV32300QAM ( — )
JPDIC0449ZZ
Revision: May 2010
2011 Versa

MAINSHAFT AND GEARSMT-85
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MAINSHAFT AND GEARS
Disassembly and AssemblyINFOID:0000000005929700
GENERAL PRECAUTIONS
• Never reuse snap ring.
• Secure mainshaft in a vise with backplate, and then remove gears and snap rings.
• For installation and 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.
DISASSEMBLY
1. Remove snap ring (1) using suitable tool.
2. Remove 6th main gear (1) and mainshaft rear bearing inner race (2) according to the following procedures.
a. Set a suitable puller to 6th main gear.
b. Remove mainshaft rear bearing inner race and 6th main gear using the Tool (A).
3. Remove 4th main gear (1) and 5th main gear (2) according to the following procedures.
a. Set a suitable tool to 4th main gear.
b. Remove 5th main gear and 4th main gear using Tool (A).
4. Remove mainshaft adjusting shim.
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PCIB1745E
Tool number A: ST33052000 ( — )
PCIB1744E
Tool number A: ST33052000 ( — )
PCIB1743E
Revision: May 2010 2011 Versa

MT-86
< SERVICE INFORMATION >[RS6F94R]
MAINSHAFT AND GEARS
5. Remove 1st main gear (1), 1st-2nd synchronizer hub assembly
(2) , 2nd main gear (3), and 3rd main gear (4) according to the
following procedures.
a. Set a suitable 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 Tool (A).
c. Remove insert keys and 1st-2nd coupling sleeve from 1st-2nd synchronizer hub.
6. Remove mainshaft front bearing inner race (1) according to the following procedures.
a. Set a suitable puller to mainshaft front bearing inner race.
b. Remove mainshaft front bearing inner race using the Tool (A).
INSPECTION AFTER DISASSEMBLY
Mainshaft and Gear
Check the following items and replace if necessary.
• Damage, peeling, bend, uneven wear, and distortion of shaft.
• Excessive wear, damage, and peeling of gear.
Synchronizer
• Synchronizer hub and coupling sleeve Check the following items and replace if necessary.
- Breakage, damage, and unusual wear on contact surface of cou-
pling sleeve, synchronizer hub, and insert key.
- Coupling sleeve and synchronizer hub move smoothly.
• Baulk ring Tool number A: ST33052000 ( — )
Tool number A: ST33052000 ( — )
PCIB1742E
PCIB1741E
PCIB1775E
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Check contact surface of baulk ring cam and insert key for exces-
sive wear, uneven wear, bend, and damage. Replace if necessary.
Bearing
Check bearing for damage and unsmooth rotation. Replace if neces-
sary.
CAUTION:
• Replace mainshaft front bearing outer race and mainshaft front bearing inner race as a set.
• Replace mainshaft rear bearin g inner race and mainshaft rear
bearing outer race as a set.
ASSEMBLY
CAUTION:
• Select mainshaft rear bearing adjusting shim acco rding to the following procedures when replacing
mainshaft 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 r ear bearing adjusting shim.
• If new mainshaft adjusting shim is thicker th an 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 mainsh aft rear bearing adjusting shim, if the difference is smaller than
0.025 mm (0.0010 in).
• Replace transaxle assembly when replacing mainshaft.
1. Install mainshaft front bearing inner race (1) using the Tool (A).
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 synchronize r 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 synchroni zer hub and 1st-2nd coupling sleeve as a set.
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SPD715
Tool number A: ST36720030 ( — )
PCIB1733E
Revision: May 2010 2011 Versa

MT-88
< SERVICE INFORMATION >[RS6F94R]
MAINSHAFT AND GEARS
4. Install 1st main gear (1), 1st inner baulk ring, 1st synchronizer
cone, 1st outer baulk ring, 1s t-2nd synchronizer hub assembly
(2), 2nd inner baulk ring, 2nd synchronizer cone, and 2nd outer
baulk ring.
5. Install bushing (3) using the Tool (A).
6. Install 3rd main gear (1) and 2nd main gear (2) using Tool (A).
7. Measure dimension (L) as shown. Select mainshaft adjusting shim (1) according to the following list, and then install it to main-
shaft.
Unit: mm (in)
8. Install 4th main gear (1) using Tool (A). Tool number A: KV32102700 ( — )
PCIB1734E
Tool number A: ST32102700 ( — )
PCIB1735E
2: Mainshaft
3 : 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)
147.515 – 147.491 (5.8077 – 5.8067) 1.675 (0.0659)
147.490 – 147.466 (5.8067 – 5.8057) 1.700 (0.0669)
147.465 – 147.441 (5.8057 – 5.8048) 1.725 (0.0679)
147.440 – 147.416 (5.8047 – 5.8038) 1.750 (0.0689)
147.415 – 147.391 (5.8037 – 5.8028) 1.775 (0.0699)
Tool number A: KV32102700 ( — )
PCIB1736E
PCIB1737E
Revision: May 2010 2011 Versa

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9. Install 5th main gear (1) using Tool (A).
10. Install 6th main gear (1) using Tool (A).
11. Install mainshaft rear bearing inner race (1) usingTool (A).
CAUTION:
Replace mainshaft rear bearing inner race and mainshaft
rear bearing outer race as a set.
12. Install snap ring. CAUTION:
Never reuse snap ring.Tool number A: KV32102700 ( — )
PCIB1738E
Tool number A: KV32102700 ( — )
PCIB1739E
Tool number A: ST30901000 (J-26010-
01)
PCIB1740E
Revision: May 2010 2011 Versa