Supporting transmission

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Support transmission with special tools 23 4 050 or 00 2 030.

Secure transmission to mounting with tensioning strap (1).

Tasks are described in TRANSMISSION BRACKET .

After completion of work, check transmission oil level.

Fig 1: Supporting Transmission Using Special Tools (23 4 0500

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Release screws (1) and nuts (2) and remove cross-member.

Tightening torque, see 2 32 3AZ/4AZ in 22 32 TRANSMISSION MOUNTS .

Fig 2: Identifying Screws And Nuts On Cross-Member

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Remove propeller shaft from transmission.
Release centre bearing.
Tie propeller shaft to one side.

Tasks are described in 26 11 000 REMOVING AND INSTALLING COMPLETE PROPELLER SHAFT (CONSTANT-VELOCITY JOINT) .

NOTE: Pressure line of clutch slave cylinder remains connected.

IMPORTANT: Relieve tension on clutch slave cylinder slowly; otherwise air will be drawn in through sealing sleeve.

Release nuts and remove clutch slave cylinder.

Tightening torque, see 21 52 5AZ in 21 52 CLUTCH OPERATION (HYDRAULIC) .

Fig 3: Locating Clutch Slave Cylinder Nuts

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Lift off retainer (1).

Clamp off shift rod (2).

Installation:

Grease shift rod.

Grease, refer to GEAR SHIFT MECHANISM - OPERATING FLUIDS .

Make sure shims (3) are in correct position.

Fig 4: Lifting Off Retainer

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Unlock bearing pin (1) in direction of arrow and remove.

Fig 5: Removing Bearing Pins

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Lift out shift arm (1).

Installation:

Grease bearing pins (1).

Grease, GEAR SHIFT MECHANISM - OPERATING FLUIDS

Fig 6: Lifting Out Shift Arm

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Release screws.

Tightening torque 23 00 1AZ .

IMPORTANT: Do not allow transmission to hang on transmission input shaft when removing and installing, as the clutch disc will be deformed. Pull out transmission towards rear and remove.

Fig 7: Locating Transmission Screws

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Installation:

Check that fitting sleeves are correctly seated.

Replace damaged fitting sleeves.

Fig 8: Identifying Fitting Sleeves

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Installation:

Check lubrication of transmission input shaft for sticky consistency. If grease is sticky, clean input shaft and replace clutch disc. See 21 21 CLUTCH DISC AND DRIVE PLATE .

Check clutch disc for friction rust in splines and replace if necessary. See 21 21 500 REMOVING AND INSTALLING/REPLACING CLUTCH (SAC)

Mechanically remove existing grease and lining abrasion from splines of clutch disc (with a cloth).

Fig 9: Locating Transmission Input Shaft Lubrication

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Installation:

Greasing specification:

Remove and clean release bearing and release lever. See 21 51 500 REMOVING AND INSTALLING OR REPLACING CLUTCH RELEASE BEARING/LEVER .
Push on grease scraper ring 21 2 240 as far as it will go.
Grease splines (1) of input shaft with a brush.

Grease, GEAR SHIFT MECHANISM - OPERATING FLUIDS .

Detach grease scraper ring.

Fig 10: Identifying Grease Scraper Ring And Splines

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