Possible Cause Operation
Oil or grease on disc friction surfaces Check and clean
Clutch does not disengage and drags
CLUTCH DOES NOT DISENGAGE AND DRAGS
Possible Cause Operation
Deformed clutch disc Check/replace damaged components
External controls seized Check the control unit components, adjust correctly and re-
place damaged components
Controls not properly adjusted Adjust
Noisy clutch at engagement and/or disengagement
NOISY CLUTCH WHEN ENGAGING AND/OR DISENGAGING
Possible Cause Operation
Clutch disc with damaged anti-vibration buffer springs Check/replace damaged components
Gearbox
Gears disengage abruptly or are difficult to engage
SPONTANEOUS DISENGAGEMENT AND DIFFICULT ENGAGEMENT
Possible Cause
Operation
Levers and gear tie rods incorrectly adjusted Adjust
Control rod retaining springs fault Replace the springs
Synchroniser coupling teeth or coupling sleeve teeth fault Check/replace damaged components
Incomplete coupling travel Check the components of the selection and gear engaging unit,
replace damaged components
Gears difficult to engage
DIFFICULT COUPLING
Possible Cause
Operation
Levers and gear tie rods incorrectly adjusted Adjust
Synchronisers or coupling sleeves fault Check/replace damaged components
Sliding problems in internal controls: rods, forks and sleeves Check/replace damaged components
Hardening and/or seizing of levers and tie rod gears Check the unit components, adjust correctly and replace dam-
aged components
Central clutch hardening Check/replace damaged components
Noisy gears
GEARSHIFT NOISE
Possible Cause
Operation
Worn or faulty internal component Check/replace damaged components
Brakes
Troubleshooting PORTER 1.3 16V
TROUBL - 68