Removing the hydraulic pump assembly
Raise the engine with a jack, then remove the mounting bolt (from the underside) hydraulic pump from the pulley side.
Examination
Check the condition of the drive belt for cracks.
Check the condition of the pulley for uneven wear.
Installing the O-Ring
Installing the gland
For installation of an epiploon it is recommended to use the special tool.
- MW990938: rod (draft).
- МВ991203: tool for installing oil seals and bearings.
Installing the hydraulic pump stator ring
Attention! Make sure the hydraulic pump stator ring is properly installed as shown in the figure.
Install the retainer ring as shown in the illustration.
Examination
Check the condition of the flow control valve for blockage.
Check the condition of the pulley and its shaft for wear or damage.
Check the condition of the rotor and blade grooves for «stepped» wear.
Check the condition of the stator ring and blades for «stepped» wear.
Check the condition of the blades for damage.
Return hose installation
Install the return hose so that its marks are located as shown in the figure.
Suction hose installation
Install return hose (from the hydraulic pump), so that its labels are oriented forward.