Repset Clutch Kit Fendt

Clutch Sets in Fendt Tractors – Construction, Functionality, and Best Brands

Clutch set in Fendt agricultural tractors is a key element of the drive system, responsible for disconnecting and connecting the engine drive to the power transmission system, allowing for smooth gear shifting and speed regulation. In Fendt tractors, as in other modern agricultural machines, various types of clutches are used, depending on the model and application of the tractor. The clutch sets in these tractors consist of several key components that ensure effective operation of the drive system.

Construction of the Clutch Set in Fendt Tractors

The clutch set in Fendt tractors consists of several basic components:

1. Clutch Disc:

   • This is the main element of the clutch set, which works with the engine flywheel. The clutch disc has a friction surface that allows for the transfer of torque from the engine to the drive system.
   • The disc consists of metal plates covered with friction material (e.g., from Kevlar, carbon, ceramics, or other materials), which provide adequate grip and resistance to high temperatures.

2. Clutch Pressure Plate (Clutch Pressure):

   • The clutch pressure plate is the element that allows for the disconnection and connection of the clutch disc with the flywheel. It is part of the mechanism that, through the use of springs, generates the appropriate clamping force between the clutch disc and the flywheel. When the clutch pedal is pressed, the clamping force is released, and the clutch disc separates from the flywheel.

3. Clutch Bearing:

   • The clutch bearing is the element that allows the clutch disc to rotate freely. This ensures smooth operation of the system and minimizes friction during clutch engagement and disengagement. Clutch bearings can be of various types, depending on the system design (e.g., ball bearings, needle bearings).

4. Release Mechanism:

   • This mechanism transmits force from the clutch pedal to the pressure plate, allowing it to move and disconnect the clutch disc. It is a key element in the hydraulic or mechanical clutch system.

5. Clutch Springs:

   • The springs located in the clutch pressure plate serve to generate the clamping force that allows the clutch disc to engage. Too much or too little clamping force can affect the effectiveness of the clutch, so their condition is crucial.

6. Clutch Housing:

   • The clutch housing is the element that protects the other parts from contamination and mechanical damage. Additionally, the housing allows for easy assembly and disassembly of the individual components of the clutch set.

Functioning of the Clutch Set in Fendt Tractors

The clutch set in Fendt tractors operates as follows:

1. Pressing the Clutch Pedal:

   • When the clutch pedal is pressed, the release mechanism moves the pressure plate, reducing the clamping force of the clutch disc to the flywheel. As a result, the clutch disc separates from the flywheel, allowing for gear changes or stopping the drive.

2. Changing Gears:

   • When the clutch pedal is pressed, the position of the clutch disc relative to the flywheel changes, allowing for smooth engagement or disengagement of the drive. This enables the operator to change gears in the drive system, which is essential for driving the tractor.

3. Releasing the Clutch Pedal:

   • After releasing the clutch pedal, the springs in the pressure plate cause the clutch disc to reconnect with the flywheel, transferring torque from the engine to the drive system and allowing for continued driving.

Symptoms of Clutch Set Wear in Fendt Tractors

Wear of the clutch set in Fendt tractors can lead to problems in the operation of the drive system. Symptoms of clutch set wear include:

1. Difficulties in Engaging Gears:

   • If the clutch is worn, the clutch disc may not fully disconnect from the flywheel, causing problems with engaging gears.

2. Jerkiness When Starting:

   • A worn clutch can cause jerkiness when starting, as it is unable to smoothly transfer torque.

3. Irregular Clutch Pedal Response:

   • If the clutch pedal becomes irregular or requires more force to press, it may indicate wear of the clutch disc, springs, or clutch bearing.

4. High Engine RPM When Starting:

   • A worn clutch may not provide a full connection of the drive, which can lead to high engine RPM when starting without an increase in speed.

5. Noise:

   • Noise or unpleasant sounds during clutch operation may indicate wear of the clutch bearing or disc, which are losing their properties.

How to Replace the Clutch Set in Fendt Tractors

Replacing the clutch set in Fendt tractors is a task that requires advanced mechanical knowledge, as it involves disassembling many elements of the drive system. The replacement process includes the following steps:

1. Preparation:

   • Stabilizing the tractor on a flat surface and engaging the handbrake. Disconnecting the battery and draining fluids (e.g., fuel or hydraulic oil, if required for disassembly).

2. Disassembly of Blocking Elements:

   • Removing shields, fuel tanks, hydraulic lines, drive shafts, and other elements that may block access to the clutch system.

3. Disassembly of the Clutch:

   • Unscrewing the bolts securing the clutch disc and pressure plate, as well as disassembling the clutch bearing. This requires precise and careful action to avoid damaging other system components.

4. Inspection and Cleaning:

   • Checking the condition of the flywheel and other components of the drive system. It is advisable to perform thorough cleaning of the parts.

5. Installation of the New Clutch Set:

   • Installing the new clutch disc, pressure plate, bearing, and other components of the set. All elements must be properly positioned and secured.

6. Testing the System:

   • After installation, starting the tractor and checking the operation of the clutch. It is important to ensure that the clutch pedal operates smoothly and that the drive system functions correctly.

Best Brands and Manufacturers of Clutch Sets for Fendt Tractors

Popular and recognized manufacturers of clutches in Fendt tractors include:

1. Schaeffler (LUK):

   • LUK is one of the leading manufacturers of clutches, offering high-quality clutch sets, including discs, pressure plates, and bearings, which are widely used in agricultural machines, including Fendt tractors.

2. Valeo:

   • Valeo is a global manufacturer of automotive parts, which also offers clutch sets designed for agricultural tractors, characterized by durability and reliability.

3. ZF Friedrichshafen:

   • ZF is one of the main manufacturers of drive system components, including clutches and components for transmission systems, which are used in Fendt tractors.

4. Exedy:

   • Exedy is a renowned manufacturer of clutches, offering solutions for various types of agricultural machines, including tractors.

Summary

Clutch sets in Fendt tractors consist of several key components, such as the clutch disc, pressure plate, bearing, springs, and housing. Proper functioning of the clutch is crucial for the smooth operation of the tractor. Symptoms of clutch wear include difficulties in engaging gears, jerkiness when starting, and noise. The best brands of clutch manufacturers are Schaeffler (LUK), Valeo, ZF Friedrichshafen, and Exedy. Replacing the clutch in Fendt tractors requires precise disassembly and assembly of components, so it should be performed by experienced mechanics.