BMW 7 Owners & Service Manuals
BMW 7 Series (F01/F02) 2008-2015 Service Manual / Integrated Suspension Systems / Connecting Lines / Removing And Installing/Renewing Pressure Lines For Valve Block (Short)

BMW 7 Series: Removing And Installing/Renewing Pressure Lines For Valve Block (Short)

Notes

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.

Do not draw off hydraulic fluid (risk of contamination).

Close off pipe connections with plugs. 32 1 270

Recycling

Catch and dispose of hydraulic fluid in a suitable container.

Necessary preliminary tasks

  • Remove FRONT RIGHT WHEEL ARCH COVER REAR SECTION
  • Release front right UNDERBODY PANELLING

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

Release screws (2) for pressure lines on valve block.

Tightening torque 37 13 3AZ.

Connecting Lines
Fig. 70: Identifying Valve Block Pressure Line Mounting Screws

Release screw connections (1) and (2) and detach line.

Tightening torque 37 13 5AZ.

Connecting Lines
Fig. 71: Identifying Valve Block Pressure Line Screws Connections

IMPORTANT: When assembling, make sure that in succession only the sealing 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.

After installation

  • Fill and bleed HYDRAULIC SYSTEM
  • Check line connections for leaks
  • Carry out INITIAL DYNAMIC DRIVE OPERATION

REMOVING AND INSTALLING/REPLACING ARS EXPANSION HOSE PART 3

Notes

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.

Do not draw off hydraulic fluid (risk of contamination).

Close off pipe connections with plugs. 32 1 270

Recycling

Catch and dispose of hydraulic fluid in a suitable container.

Necessary preliminary tasks

  • Remove front UNDERBODY PROTECTION

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

Release screws from line flange (1) and (2) and remove line.

Tightening torque 37 13 8AZ.

Connecting Lines
Fig. 72: Identifying Pressure Line Flanges

IMPORTANT: When assembling, make sure that in succession only the sealing 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.

After installation

  • Fill and bleed HYDRAULIC SYSTEM
  • Check line connections for leaks
  • Carry out INITIAL DYNAMIC DRIVE OPERATION

REMOVING AND INSTALLING/REPLACING ARS EXPANSION HOSE PART 4

Notes

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.

Do not draw off hydraulic fluid (risk of contamination).

Close off pipe connections with plugs. 32 1 270

Recycling

Catch and dispose of hydraulic fluid in a suitable container.

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

Connecting Lines
Fig. 73: Identifying ARS Expansion Hoses

ARS expansion hose part 4 overview:

PARTS REFERENCE CHART

  1. Line 1
  2. Line 2
  3. Line 3

Removing line 1:

Necessary preliminary tasks

  • Lower FRONT AXLE SUPPORT

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

Replace sealing ring.

Tightening torque 37 13 8AZ.

Connecting Lines
Fig. 74: Identifying Engine Compartment Line Flange Mounting Screws

Release screw (1) from holder of oil cooler line over front axle carrier.

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

Connecting Lines
Fig. 75: Releasing Front Axle Carrier Pressure Line Holder

Release screw connection (1) on T-piece.

Tightening torque 37 13 5AZ.

Feed out line through wheel arch.

Connecting Lines
Fig. 76: Removing Underbody Protection

Removing line 2:

Necessary preliminary tasks

  • Remove UNDERBODY PROTECTION
  • Release ACTIVE STABILIZER from front axle carrier and tie up
  • Remove front pressure line from active stabilizer
  • Remove ARS EXPANSION HOSE PART 3

Release both nuts (1) from line holder.

Release screw connection (2) and remove line.

Tightening torque 37 13 5AZ.

Connecting Lines
Fig. 77: Identifying Pressure Line Nut And Screw Connection

Removing line 3:

Necessary preliminary tasks

  • Remove UNDERBODY PROTECTION
  • Remove ACTIVE STABILIZER from front axle carrier and hang up
  • Remove front pressure line from active stabilizer
  • Remove ARS EXPANSION HOSE PART 3

Unfasten screw fitting (1).

Tightening torque 37 13 5AZ.

Connecting Lines
Fig. 78: Identifying Screw Fitting

Release screw (1) on line holder.

Feed out line upwards to remove.

Connecting Lines
Fig. 79: Identifying Line Holder Mounting Screw

IMPORTANT: When assembling, make sure that in succession only the sealing 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.

After installation

  • Fill and bleed HYDRAULIC SYSTEM
  • Check line connections for leaks
  • Carry out INITIAL DYNAMIC DRIVE OPERATION

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