Clutch, servicing

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NOTE:

Refer to general repair instructions → General repair instructions .
Before replacing the clutch plate and pressure plate Fault-finding No.9 - Defects on the clutch and clutch mechanism.
Observe the notes on removing and installing clutch master cylinder and slave cylinder → Clutch master cylinder and slave cylinder, notes on removing and installing .
On vehicles with SAC pressure plate (self-adjusting clutch) an adjuster ring has to be reset when only the clutch plate is replaced→ Resetting adjuster ring in SAC clutch pressure plate .

To avoid damaging SAC pressure plate when removing and installing, observe assembly instructions for SAC pressure plate → Clutch with SAC pressure plate, removing and installing .
Check that SAC pressure plate is not distorted Check SAC pressure plate for distortion, cracks and burns .
Replace clutch plate and pressure plate if riveted fastening is damaged or loose.
Select the correct clutch plate and pressure plate according to engine code

To avoid damaging dual-mass flywheel during removal, please observe instructions for removal Removing dual-mass flywheel .
Clean input shaft splines and (in the case of used clutch plates) the hub splines. Remove corrosion and apply only a very thin coating of grease for clutch plate splines G000100 to the splines. Then move clutch plate backwards and forwards on input shaft until hub moves freely on shaft. It is important to remove excess grease.
Pressure plates have an anti-corrosion coating and are greased. Only the contact surface may be cleaned, otherwise the service life of the clutch will be considerably reduced.
If the clutch has burnt out, thoroughly clean the bell housing, flywheel and parts of the engine facing the transmission in order to prevent odors.