32 41 430 Replacing ARS Expandable Hose Section 1 (From Hydraulic Pump To Expandable Hose) (N55)

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Special tools required:

32 1 270

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 expansion tank.

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

Necessary preliminary tasks:

Remove FAN COWL with electric fan.
Lower FRONT AXLE SUPPORT .

Release screws (1) from flange.

Tightening torque: 37 13 8AZ .

Release holder in front axle support (see arrow) of pressure line (2).

Tightening torque: 32 41 12AZ .

Fig 1: Screws And Holder

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Release holder (1) on front axle support on right.

Tightening torque: 32 41 12AZ .

Fig 2: Holder On Front Axle Support

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Undo screws (1) on rear line clamp on engine.

Fig 3: Screws For Rear Line Clamp

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Undo nut (2) behind vane pump on transmission oil sump.

Fig 4: Nut Behind Vane Pump On Transmission Oil Sump

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Unfasten plug connection (1) and disconnect.

Release hose clamp (2) and detach intake pipe from vane pump.

Undo screws (3) and pull expandable hose off vane pump.

Tightening torque: 32 41 13AZ .

Release screws (4).

Tightening torque: 32 41 14AZ .

Installation note:

Replace sealing rings.

Replace hose clamp (2).

Align intake pipe by way of "P" marking to connection on vane pump.

Make sure hydraulic lines are laid without tension and with sufficient distance to adjoining components.

Fig 5: Plug Connection, Hose Clamp And Screws

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Remove expandable hose towards rear (transmission end)

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.

After installation:

Carry out START-UP DYNAMIC DRIVE OPERATION .
Check line connections for tightness.