Remove/install hydraulic cylinder for trunk lid actuation

AR77.37-P-3550G

Remove/install hydraulic cylinder for trunk lid actuation

27.2.96

14.1.03

Check oil level in hydraulic unit, correct, added

Step 11

 

Remove/Install

Danger!

Risk of injury. Moving parts can pinch, crush or, in extreme cases even sever extremities.

Keep body parts and limbs well clear of moving parts.

AS00.00-Z-0009-01A

Danger!

Risk of injury to skin or eyes from hydraulic fluid spraying out under pressure. Risk of poisoning from swallowing hydraulic fluid.

Depressurize the hydraulic system completely before starting any work on the system. Wear protective clothing and eye protection.

AS00.00-Z-0013-01A

Danger!

Risk of injury from pinching or squeezing when working on partially open Vario roof (stop mode) or in its closing area as a result of the Vario roof suddenly collapsing

Secure Vario roof with a suitable special tool.

AS77.50-Z-0001-01A



Notes for carrying out assembly operations on Vario roof

AH77.30-P-0002-01R

1.1

Remove left side paneling in trunk

When removing left trunk lid actuation hydraulic cylinder (1)

AR68.30-P-4800G

2.1

Remove right side paneling in trunk

When removing right trunk lid actuation hydraulic cylinder (1)

AR68.30-P-4800G

3

Switch on ignition and pivot trunk lid toward rear by actuating soft top switch when Vario roof is closed

 Then switch off ignition.

4

Unlock trunk lid in trunk lid lock by hand and move upward

5

Remove retaining clip (2) and bolt (3)

6

Open bolt retainer (4) in direction of arrow and remove bolt (4)

7

Expose hydraulic lines no. 41 and no. 42 when removing right trunk lid actuation hydraulic cylinder (1) and hydraulic lines no. 43 and no. 44 when removing left trunk lid actuation hydraulic cylinder (1) up to soft top actuation hydraulic unit

 Mark installation position of hydraulic lines and electrical leads tied to hydraulic lines:

 Installation: Observe markings of installation position.

8

Separate hydraulic lines no. 41 and no. 42 when removing right trunk lid actuation hydraulic cylinder (1) and hydraulic lines no. 43 and no. 44 when removing left trunk lid actuation hydraulic cylinder (1) from soft top actuation hydraulic unit

When separating hold a rag around the hydraulic line connections to prevent hydraulic oil from running out.Immediately plug connections on the hydraulic lines and on the soft top actuation hydraulic unit with appropriate plug.

 Pressure is still present in the hydraulic lines when the Vario roof has been moved with the roof switch and the ignition is not switched off



*129589009100

 Installation: Observe line coding of hydraulic lines when connecting.

9

Remove trunk lid actuation hydraulic cylinder (1) until control cable (5) is accessible.

10

Unhook control cable (5) from trunk lid actuation hydraulic cylinder (1) and remove trunk lid actuation hydraulic cylinder (1) with hydraulic lines from trunk

11

Install in the reverse order

12

Check oil level of soft top actuation hydraulic unit, correct

AR77.37-P-3501G