Repair of a hydraulic pump of a CAT pipelayer, Nikolaevskaya region.

Hydraulic pump repair CAT. Repair of CAT hydraulic pump.Hydromotor repair CAT.
What are the signs to determine the breakdown of the hydraulic pump?
- Increased motor noise, hydraulic shock. Possible reasons: a problem with the gearbox, shaft or couplings.
- The motor works too slowly. A frequent reason is that there is a lack of working fluids in the system. There may be others and malfunctions.
- Increased heating of the hydraulic pump and working fluids. The reason may be a lack ofoil. This also occurs if the filters are clogged. Wear of engine parts can also lead to heating.

Repair of the hydraulic motor includes the following stages:
- disassembly(//tractor-service.com)
- defection
- repair and replacement of control units, valves and regulators
- replacement of elements of the rocking group
- replacement of shafts
- replacement of bearings
- replacement of RTI
- assembly
- test