Maintenance of the clutch consists of periodically checking and adjusting the clutch supply, as well as tightening the fastening connections of the pneumatic amplifier and checking the tightness of the drive
A single safety valve maintains pressure in the receivers of the towing vehicle during an emergency decrease in pressure in the supply line of the trailer, and also prevents the release of compressed air from its line when the pressure in the brake drive of the towing vehicle drops, preventing automatic self-braking of the trailer.
Clutch drive of KamAZ vehicle
Clutch drive is remote, hydraulic with pneumatic booster.
The pneumatic booster makes it much easier for the driver to disengage and hold the clutch in the disengaged state.