The main characteristics are determined for the vehicle in which it is assembled, the pressure the circuit normally works and the functions that have as origin from the steeringThere are a few types, the most common are:
This application is general to the industrial vehicle (bus, lorry or special vehicle) having an hydraulic steering functioning. The main brands are ZF and TRV.For example: MAN, DAF, RVI, MB, IVECO, PEGASO, SCANIA, NISSAN…
It doesn´t need a specific maintenance, you only have to make sure that the circuit does not have a leak and losing oil, and every time it is repaired, the circuit must be cleaned to get the shavings out, that way, it won´t damage the new installed devices.