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What are the main performance features of ZF commercial vehicle automatic transmissions that you know?2025-03-04 17:01:59
1. Engine output torque can reach up to 2 000 Nm2. New hydraulic torque converter with torsional vibration damper3. New front hydraulic retarder, braking torque can reach 2 650 Nm4. New cooling system (2 heat exchangers) can make the oil pan oil temperature reach 120°C5. New integrated control modu...
How to tell whether the Sachs shock absorber you purchased is genuine or fake?2025-01-16 17:23:20
1.Ordinary cylinder shock absorberThere is a set of steel stamped logos on the lower part of the dust cover, as shown in Figure 3-12.Air spring shock absorber1) The lower end of the air spring piston body is affixed with a Sachs product information label, as shown in Figure 3-22) The air spring lug...
Do you know how to install and remove air springs?2025-01-16 16:57:08
The air spring shock absorber is mainly installed on the cab suspension. The operating rules and precautions are as follows:1.The upper and lower connectors must be tightened with a torque wrench according to the specified torque!2.Non-quick-plug air nozzle connector: The allowable tightening torque...
What are the causes of shock absorber leakage?2025-01-16 16:35:02
Shock absorber leakage mainly refers to the air spring shock absorber with airbag structure. The main reasons for leakage include:1) The airbag interferes with the vehicle wiring harness and the airbag is worn;2) The installation position of the air spring interferes with other metal accessories and...
What are the mechanical damages that can occur to Sachs commercial vehicle shock absorbers?2025-01-16 16:20:02
Mechanical damage to Sachs commercial vehicle shock absorbers includes:1) Connecting rod damage (connecting rod cannot move, connecting rod is pulled out of the outer tube, connecting rod is broken);2) Outer tube damage (outer tube is dented, skewed); Dust cover damage (dust cover is dented, deforme...
How to know if the rubber part at the end of the shock absorber is faulty?2025-01-16 15:30:43
The failure of the end rubber parts includes: breakage, slippage and rubber cracking.1. Breakage: The rubber parts are damaged by abnormal extrusion and aging due to high temperature, etc.Cause of damage: The shock absorber connector is not installed correctly or the temperature of the rubber parts...
How to distinguish abnormal noise of shock absorber？2025-01-16 15:20:34
The abnormal noise of shock absorber is divided into mechanical friction noise and hydraulic noise.Mechanical friction noise: divided into internal and external noise.Internal noise:1) Due to the looseness of the internal parts of the shock absorber, noise is generated and it must be replaced.2) Due...
How do you know when the shock absorber damping force fails?2025-01-16 15:11:57
The damping characteristics of the Sachs shock absorber are closely related to the suspension type of the vehicle and the vehicle usage conditions. Usually, when the vehicle chassis uses leaf springs, the shock absorber is required to adopt a larger asymmetric damping characteristic design, that is,...
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