54 34 008 Removing and installing/replacing hydraulic cylinder for left soft-top bow

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Necessary preliminary tasks:

Follow REPAIR INSTRUCTIONS for hydraulic system

IMPORTANT: Hydraulic fluid may emerge from the disconnected lines and the open connections on the hydraulic cylinder.
Protect components and work area with suitable materials (e.g. cloths).

Open convertible top compartment lid until all hydraulic cylinders are completely extended.

Support soft top compartment lid in SERVICE POSITION

Fig 1: Identifying Convertible Top Compartment Lid

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IMPORTANT: Never lift off ball socket with engaged clamp.
Before installation, grease ball socket if necessary.

Installation note:

Pack grease into two opposite positions in socket.

The grease spreads after installation on the ball pin all round in the ball socket.

Dismantling/installing ball sockets:

Push on clamp in direction of groove with screwdriver
Lift off ball socket from ball pin
Slide clamp back
Fit ball socket on ball stud and snap into place with force

Fig 2: Removing/Installing Ball Sockets With Clip
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Disassemble ball heads (1) as described above.

Cut open cable strap (2).

Installation note:

Replace cable strap (2).

Fig 3: Identifying Ball Heads And Cable Strap

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Disconnecting hydraulic lines from cylinder:

Push retainer (1) open at the top and bottom of the cylinder using a screwdriver.

Detach hydraulic lines (2).

IMPORTANT: Protect separation points (lines and cylinder) against dripping fluid, e.g. with a cleaning cloth.
Observe hose markings.

Unclip hall effect sensor (3) and remove it.

Installation note:

Ensure correct engagement of the hall effect sensor latch mechanism.

Fig 4: Detaching Hydraulic Lines

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: