32 41 430 Replacing ARS expandable hose part 1 (from vane pump to expandable hose) N74 with EPS steering gear: Notes

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WARNING: DANGER OF POISONING if oil is ingested/absorbed through the skin!
DANGER OF INJURY if oil comes into contact with eyes and skin!

IMPORTANT: Adhere to the utmost cleanliness. Do not allow any dirt to enter the hydraulic system.
Do not draw off hydraulic fluid (risk of contamination).
Close off line connections with seal plug. 32 1 270

Recycling:

Catch and dispose of hydraulic fluid in a suitable collecting vessel.

IMPORTANT: Pressure line and connections must be provided with suitable seal plugs 32 1 270 immediately after removal!

Necessary preliminary tasks:

Remove FAN COWL
Remove underbody protection at FRONT and REAR .
Remove STIFFENING PLATE

Release screws (1) on hydraulic pump from below and detach line (2).

Installation note:

Replace sealing ring.

Tightening torque 37 13 10AZ .

Fig 1: Identifying Hydraulic Pump Line And Screw

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Release holder (1) on power steering pump.

Tightening torque 32 41 16AZ .

Fig 2: Identifying Power Steering Pump Holder Screws

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Release nuts (1) and bolts (2).

Tightening torque 32 41 7AZ .

Fig 3: Identifying Pump Nuts And Bolts

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Release screw (1) on bracket.

Tightening torque 32 41 12AZ .

Fig 4: Identifying Bracket Screw

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Release screws (1) from line flange in engine compartment.

Remove pressure line towards bottom.

Installation note:

Replace sealing ring.

Tightening torque 37 13 8AZ .

Fig 5: Identifying Line Flange Screws

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IMPORTANT: When assembling, make sure that in succession only the seal plugs of the line to be fitted are removed.
When fitting lines, do not tilt connectors (sealing rings!) and connect fully before screwing.
Do not replace sealing rings on hydraulic lines.
Replace affected line if sealing ring is damaged.