1. Check the clutch pedal - the pedal should move smoothly, without jamming throughout the stroke.
2. Check the absence of slip or jerks when operating the clutch, and then adjust the drive cable.
3. If the clutch must be a lot of effort, then first check the integrity of the cable and correct proleganiya him on the track, then remove and lubricate the pedal axle (see. Subsection 8.3 and subsection 8.4).