Nissan Sentra. Manual - part 855

TM-56

< UNIT DISASSEMBLY AND ASSEMBLY >

[6MT: RS6F94R]

MAINSHAFT AND GEAR

1. Install mainshaft front bearing inner race (1) using Tool (A).

CAUTION:

Replace mainshaft front bearing outer race and mainshaft

front bearing inner race as a set.

Do not reuse mainshaft front bearing inner or outer race.

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. Install 1st main gear (1), 1st inner baulk ring, 1st synchronizer

cone, 1st outer baulk ring, 1st-2nd synchronizer hub assembly

(2), 2nd inner baulk ring, 2nd synchronizer cone, and 2nd outer

baulk ring.

5. Install bushing (3) using Tool (A).

6. Install 3rd main gear (1) and 2nd main gear (2) using Tool (A).

7. Measure dimension (L) as shown in the figure. Select mainshaft

adjusting shim (1) according to the following list, and then install

it to mainshaft.

Unit: mm (in)

Tool number : ST36720030 (

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Tool number : ST32102700 (

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)

PCIB1733E

PCIB1734E

Tool number : KV32102700 (

—

)

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)

PCIB1736E

MAINSHAFT AND GEAR

TM-57

< UNIT DISASSEMBLY AND ASSEMBLY >

[6MT: RS6F94R]

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8. Install 4th main gear (1) using Tool (A).

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) using Tool (A).

CAUTION:

Replace mainshaft rear bearing inner race and mainshaft

rear bearing outer race as a set.

12. Install snap ring.

CAUTION:

Do not reuse snap ring.

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 : KV32102700 (

—

)

Dimension (L)

Mainshaft adjusting shim thickness

PCIB1737E

Tool number : KV32102700 (

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PCIB1738E

Tool number : KV32102700 (

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PCIB1739E

Tool number : ST30901000 (J-26010-01)

PCIB1740E

TM-58

< UNIT DISASSEMBLY AND ASSEMBLY >

[6MT: RS6F94R]

MAINSHAFT AND GEAR

Inspection

INFOID:0000000009759298

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 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 excessive

wear, uneven wear, bend, and damage. Replace if necessary.

Bearing

Check bearing for damage and uneven rotation. Replace if neces-

sary.

CAUTION:

• Replace mainshaft front bearing outer race and mainshaft

front bearing inner race as a set.

• Replace mainshaft rear bearing inner race and mainshaft rear

bearing outer race as a set.

PCIB1775E

SCIA1753J

SCIA0608J

SPD715

REVERSE IDLER SHAFT AND GEAR

TM-59

< UNIT DISASSEMBLY AND ASSEMBLY >

[6MT: RS6F94R]

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REVERSE IDLER SHAFT AND GEAR

Exploded View

INFOID:0000000009759299

Disassembly

INFOID:0000000009759300

1. Remove reverse output gear (1).

1.

Reverse output gear

2.

Snap ring

3.

Reverse baulk ring

4.

Return spring

5.

Needle bearing

6.

Seal washer

7.

Reverse idler shaft

8.

Spacer

9.

Reverse input gear

10.

Lock washer

11. Spring washer

JPDIC0425GB

PCIB1760E