MAINSHAFT PARTS ASSEMBLY


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1.  Disassemble in the order shown in the figure.

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1
Clutch hub
2
Synchronizer key
3
Clutch hub sleeve
4
Synchronizer key spring
5
Main shaft
6
2nd gear
7
2nd synchronizer component
8
1st/2nd clutch hub component
9
5th gear
10
5th synchronizer component
11
5th/6th clutch hub component
12
Snap ring
13
1st synchronizer component
14
Bearing race
15
Bearing
16
1st gear
17
Washer


Clutch Hub, Clutch Hub Sleeve Assembly Note

1.  Assemble the clutch hub with the surface which has the clutch hub groove facing the direction shown in the figure.

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―  1st/2nd clutch hub: Transmission case side
―  5th/6th clutch hub: Extension housing side

2.  Assemble the clutch hub sleeve with the surface which has the clutch hub sleeve marking facing the direction shown in the figure.

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―  1st/2nd clutch hub sleeve: Transmission case side
―  5th/6th clutch hub sleeve: Extension housing side


1st Synchronizer Component, 2nd Synchronizer Component Assembly Note

1.  Align the projection of each synchronizer cone with the positions of the gear and clutch hub grooves as shown in the figure and assemble.

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1st/2nd Clutch Hub Component Assembly Note

1.  Assemble the 1st/2nd clutch hub component using the SST and a press.

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5th/6th Clutch Hub Component Assembly Note

1.  Assemble the 5th/6th clutch hub component using the SST and a press.

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Caution
•  While lifting up the 5th synchronizer component to verify the position of the 5th synchronizer component, assemble the 5th/6th clutch hub component. If it is assembled with the position of the 5th synchronizer component deviated, the 5th synchronizer component could be damaged.