3241... Replacing Pressure Line For Dynamic Drive (rear)

Special tools required:

WARNING: DANGER OF POISONING if oil is ingested/absorbed through the skin!
RISK 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.
Close off pipe connections with seal plugs.

Recycling:

Catch and dispose of hydraulic fluid in a suitable container.

Necessary preliminary tasks:

IMPORTANT: Pressure line and connection on valve block must be fitted with suitable sealing plugs immediately after removal!

Release hollow nuts of pressure lines (1, 2) to front axle oscillating motor with special tool 37 1 151 .

Release hollow nut of pressure line (3) with special tool 13 5 020 .

Fig 1: Hollow Nuts And Pressure Lines

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: When assembling, make sure that only the sealing plugs of the pressure line to be fitted are removed.

Do not damage sealing surfaces of pressure lines.

NOTE: Make sure pressure lines are laid without tension and with sufficient spacing to adjoining components.

Installation sequence for hydraulic lines:

Fig 2: Hollow Nuts And Pressure Lines

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Check seating and position of line holder (1), correct if necessary.

Fig 3: Line Holder

Courtesy of BMW OF NORTH AMERICA, INC.

Release banjo bolt (1).

Seal pressure lines with suitable sealing plugs.

Installation:

Hydraulic lines are not permitted to contact each other or adjoining components.

Tightening torque: 37 14 15AZ

Release screw pins (2), open holder and remove pressure line.

Installation:

Replace screw pins.

Tightening torque: 37 14 22AZ

Fig 4: Banjo Bolt And Screw Pins

Courtesy of BMW OF NORTH AMERICA, INC.

After installation: