Nissan Cube. Manual - part 949

TM-52

< UNIT DISASSEMBLY AND ASSEMBLY >

[6MT: RS6F94R]

MAINSHAFT AND GEAR

1.

Install mainshaft front bearing inner race (1), 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.

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 the drift (A) [SST: KV32102700 ( - )].

6.

Install 3rd main gear (1) and 2nd main gear (2), using the drift
(A) [SST: KV32102700 ( - )].

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)

PCIB1733E

PCIB1734E

PCIB1735E

2

:  Mainshaft

3

: 3rd main gear

Dimension “L”

Thickness of mainshaft adjusting shim

147.690 – 147.666 (5.815 – 5.814)

1.500 (0.0591)

147.665 – 147.641 (5.814 – 5.813)

1.525 (0.0600)

147.640 – 147.616 (5.813 – 5.812)

1.550 (0.0610)

147.615 – 147.591 (5.812 – 5.811)

1.575 (0.0620)

147.590 – 147.566 (5.811 – 5.810)

1.600 (0.0630)

147.565 – 147.541 (5.810 – 5.809)

1.625 (0.0640)

147.540 – 147.516 (5.809 – 5.808)

1.650 (0.0650)

147.515 – 147.491 (5.808 – 5.807)

1.675 (0.0659)

PCIB1736E

MAINSHAFT AND GEAR

TM-53

< UNIT DISASSEMBLY AND ASSEMBLY >

[6MT: RS6F94R]

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8.

Install 4th main gear (1), using the drift (A) [SST: KV32102700 ( -
)].

9.

Install 5th main gear (1), using the drift (A) [SST: KV32102700 ( -
)].

10. Install 6th main gear (1), using the drift (A) [SST: KV32102700 ( -

)].

11. Install mainshaft rear bearing inner race (1), using the drift (A)

[SST: ST30901000 (J-26010-01)].

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.

Inspection

INFOID:0000000009948891

INSPECTION AFTER DISASSEMBLY

Mainshaft and Gear

147.490 – 147.466 (5.807 – 5.806)

1.700 (0.0669)

147.465 – 147.441 (5.806 – 5.805)

1.725 (0.0679)

147.440 – 147.416 (5.805 – 5.804)

1.750 (0.0689)

147.415 – 147.391 (5.804 – 5.803)

1.775 (0.0699)

Dimension “L”

Thickness of mainshaft adjusting shim

PCIB1737E

PCIB1738E

PCIB1739E

PCIB1740E

TM-54

< UNIT DISASSEMBLY AND ASSEMBLY >

[6MT: RS6F94R]

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 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 bearing inner race and mainshaft rear

bearing outer race as a set.

PCIB1775E

SCIA1753J

SCIA0608J

SPD715

REVERSE IDLER SHAFT AND GEAR

TM-55

< UNIT DISASSEMBLY AND ASSEMBLY >

[6MT: RS6F94R]

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REVERSE IDLER SHAFT AND GEAR

Exploded View

INFOID:0000000009948892

Disassembly

INFOID:0000000009948893

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

: Replace the parts as a set.

Refer to 

GI-4, "Components"

 for symbols not described on the above.

JPDIC0425GB

PCIB1760E