Pump Wheel For Hydraulic Pump, Removing and Installing

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Pump Wheel For Hydraulic Pump, Removing And Installing

Removing
- Remove hydraulic pump.

NOTE:
- Hydraulic system is sensitive to any ingress of dirt.
- Components must be covered as soon as the system is opened.
- Before removing the hydraulic unit, place a container under pump and catch escaping oil.







- Set hydraulic unit with reservoir down vertically in an suitable container and secure it from tipping over.







- Open toggle bolt so that hydraulic oil can flow out of pump unit into reservoir.
- Remove Torx bolts - 2 - (5 Nm, always replace) and disconnect motor - 1 - from hydraulic pump.







- Remove pump wheel - 1 - from drive shaft - 2 -.
- Remove metal tongue - 3 - from pump housing (metal tongue will be damaged if left in pump housing).
Metal tongue - 3 - is no longer required.

Installing







- Press new pump wheel - 1 - onto drive shaft - 2 -.

Pump wheel fits only in one position on drive shaft.







- Pull off old O-ring - 4 - from hydraulic pump - 5 - and replace with new O-ring.







- Position motor - 1 - with new pump wheel onto hydraulic pump - 5 - and install with new bolts - 2 - (bolts - 2 - are micro-encapsulated, tightening torque 5 Nm).
- Install hydraulic pump.
- Hydraulic system, filling and bleeding.