VDL Futura FHD2 E6, Руководство по ремонту

Страница: 75 / 184

0
Futura FHD2/FMD2 E6
DIAGNOSIS
2 - 7
Systems
2
DD1020_01
2.3 CLUTCH
2.3.1 THE COUPLING IS NOT RELEASED
2.3.2 THE CLUTCH PEDAL DOES NOT RETURN
2.3.3 THE CLUTCH PEDAL GETS STUCK WHEN IT IS
DEPRESSED
Possible cause Remedy
The liquid level in the hydraulic system is too low. Check the hydraulic system for leaks.
Top up the hydraulic liquid.
Bleed the hydraulic system.
The pedal is incorrectly set. Check the pedal setting.
The clutch release assembly’s levers have broken off. Check the clutch for broken levers.
Replace the clutch release assembly.
The wrong clutch release assembly has been fitted. Fit the correct clutch release assembly.
The clutch fork has broken. Check the clutch fork.
Replace the clutch fork.
The clutch release assembly is heavily contaminated or
corroded. Clean the entire clutch.
The clutch booster is faulty. Check the clutch booster.
Replace the clutch booster.
The thrust bearing has been fitted incorrectly. Check whether the thrust bearing has been fitted cor-
rectly.
Fit the thrust bearing correctly.
The clutch housing has come loose from the gearbox. Check the clutch housing's bolts.
Possible cause Remedy
The pedal return spring is broken. Replace the spring.
The clutch pedal bearing ring is worn. Check the bearing and, if necessary, replace it.
Contamination in the hydraulic system. Clean the system and fill with new liquid.
Air in the hydraulic system. Bleed the system.
Possible cause Remedy
Leak in the hydraulic system. Check the system.
Air in the hydraulic system. Bleed the hydraulic system.
The declutch bearing has been fitted incorrectly. Fit the declutch bearing correctly.
The hinged points of the fork or the fork itself knock. Check the hinged points and the fork and, if necessary,
replace them.
The clutch booster is faulty. Repair and/or replace the clutch booster.
The sliding bush knocks or has broken off. Check the sliding bush and, if necessary, replace it.