Subaru Legacy IV (2008 year). Manual - part 815

 

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Subaru Legacy IV (2008 year). Manual - part 815

 

 

6MT-73

Main Shaft Assembly

MANUAL TRANSMISSION AND DIFFERENTIAL

11) Install the 5th bushing.

(1) Being careful not to cover the oil holes of the
main shaft and 5th bushing, attach to the main
shaft.

(2) Using the ST, push into the 5th bushing.

ST1

18651AA000

INSTALLER

ST2

398177700

INSTALLER

CAUTION:
Do not apply pressure in excess of 40 kN (4.0
ton, 4.4 US ton, 3.9 Imp ton).

12) Make sure that the 4th drive gear can be turned
smoothly by hand. If it does not turn smoothly, re-
assemble.
13) Apply adequate transmission gear oil to the
main shaft, 5th needle bearing and 5th drive gear
inner surface.

14) Install the 5th needle bearing and 5th drive
gear.

15) Install the 5th baulk ring.

(A) 5th bushing

(B) Main shaft oil hole

(C) Main shaft

(D) 5th bushing oil hole

(E) 4th drive gear

MT-01821

(A)

A

(D)

(C)

(E)

(B)

A

(D)

(A)

A - A

(B)

MT-00567

ST1

ST2

(A) 5th needle bearing

(B) 5th drive gear

MT-00568

(A)

(B)

MT-00569

6MT-74

Main Shaft Assembly

MANUAL TRANSMISSION AND DIFFERENTIAL

16) Install the 5th-6th hub.

(1) Being careful of the install direction of the
5th-6th hub, set to the main shaft.

(2) Using the ST, push into the 5th-6th hub.

ST1

18651AA000

INSTALLER

ST2

398177700

INSTALLER

CAUTION:
Do not apply pressure in excess of 40 kN (4.0
ton, 4.4 US ton, 3.9 Imp ton).

NOTE:
When pushing into the 5th-6th hub, move the outer
baulk ring to match the protrusion of the outer baulk
ring and the cut out on the 5th-6th bushing.

17) Make sure that the 5th drive gear can be turned
smoothly by hand. If it does not turn smoothly, re-
assemble.
18) Attach the 5th-6th shifting insert key at the ap-
propriate position of the 5th-6th sleeve.

NOTE:
• The angle of each shifting insert key is 120°.
• Refer to the following figure to install the shifting
insert key.

19) Attach the 5th-6th sleeve to the 5th-6th hub.

NOTE:
• There are two identification grooves on the 5th-
6th sleeve.
• Place the grooves towards the 5th drive gear,
and attach the 5th-6th sleeve.

(A) Main shaft

(B) 5th-6th hub

(C) 5th drive gear

(A) 5th-6th hub

(B) Outer baulk ring

(C) Cut out on the 5th-6th hub

(D) Protrusion of the outer baulk ring

MT-00570

(A)

(B)

(C)

MT-00571

(D)

(C)

(B)

(A)

(A)

ST1

ST2

(A) Attach the straight part of the shifting insert key 

to the sleeve convex portion.

(B) 5th-6th shifting insert key

(C) 5th-6th sleeve

(A) 5th drive gear

(B) 5th-6th sleeve identification groove (2)

(B)

(C)

MT-01820

(A)

(B)

(A)

MT-00572

(A)

(B)

6MT-75

Main Shaft Assembly

MANUAL TRANSMISSION AND DIFFERENTIAL

20) Install the 6th baulk ring.

21) Apply adequate transmission gear oil to the
main shaft, 6th needle bearing and 6th drive gear
inner surface.
22) Install the 6th drive gear.

23) Install the 6th needle bearing.

24) Being careful not to cover the oil holes of the
6th bushing and the main shaft, set the 6th bushing
to the main shaft.

25) Using the ST, install the 6th bushing.
ST1

18651AA000

INSTALLER

ST2

398177700

INSTALLER

CAUTION:
Do not apply pressure in excess of 40 kN (4.0
ton, 4.4 US ton, 3.9 Imp ton).

26) Make sure that the 6th drive gear can be turned
smoothly by hand. If it does not turn smoothly, re-
assemble.
27) Using the ST, install the inner bearing of the
taper roller bearing.
ST1

18651AA000

INSTALLER

ST2

398177700

INSTALLER

CAUTION:
Do not apply pressure in excess of 40 kN (4.0
ton, 4.4 US ton, 3.9 Imp ton).

(A) 6th bushing oil hole

(B) Main shaft oil hole

MT-00573

MT-00574

MT-00575

MT-01822

(A)

(B)

MT-00577

ST1

ST2

MT-00578

ST1

ST2

6MT-76

Main Shaft Assembly

MANUAL TRANSMISSION AND DIFFERENTIAL

28) Using the ST, install the outer race and the out-
er bearing of the taper roller bearing.
ST1

18651AA000

INSTALLER

ST2

398177700

INSTALLER

CAUTION:
Do not apply pressure in excess of 40 kN (4.0
ton, 4.4 US ton, 3.9 Imp ton).

NOTE:
• Confirm that the outer race is installed in the
proper direction.
• Push in until there is no backlash on the outer
race and the bearing turns smoothly by hand.

29) Make sure that the taper roller bearing turns
smoothly by hand. If it does not rotate smoothly, re-
place the taper roller bearing as a set, and reas-
semble.
30) Attach the lock washer and a new lock nut.

31) Set the main shaft assembly to the ST, and
tighten the lock nut.
ST1

18665AA000

HOLDER

ST2

18664AA000

BASE

Tightening torque:

392 N·m (40.0 kgf-m, 289.1 ft-lb)

32) Using the ST, crimp the lock nut in 4 locations,
with dimensions within A 27

r0.3 mm (1.06r0.01

in).
ST

18668AA000

PUNCH

NOTE:
Do not damage the crimp area of the lock nut.

(A) Outer race

(B) Outer bearing of the taper roller bearing

MT-00579

(B)

(A)

(A)

ST2

ST1

MT-00556

ST2

ST1

MT-00580

A

A

ST

 

 

 

 

 

 

 

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