Check, correct oil level of hydraulic unit

AR77.37-P-3501G

Check, correct oil level of hydraulic unit

28.5.10



Inspecting

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

1

Pivot trunk lid with soft top switch toward rear when Vario roof is closed.

 Then switch off ignition.

2

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

3

Unclip and remove cover (1)

4

Read off oil level at oil reservoir of soft top actuation hydraulic unit (A7/5), correct is necessary

 The oil level should be between the two triangular markings (zone A) on the oil reservoir of the soft top actuation hydraulic unit (A7/5) when the Vario roof is closed and the trunk lid pivoted to the rear.

If it is necessary to correct the oil level:

Correct oil level of soft top actuation hydraulic unit (A7/5)

AR77.37-P-3501-01G



*BA77.37-P-1005-01A



*BF77.37-P-1001-01A



*WH58.30-Z-1001-16A

5

Install cover (1)

6

Move trunk lid down manually and lock in trunk lid lock

7

Switch on ignition and close trunk lid with soft top switch

Number

Designation

Model
170

BA77.37-P-1005-01A

Filler screw on hydraulic unit

Nm

8.0

Number

Designation

Model
170

BF77.37-P-1001-01A

Filling quantities

Soft top hydraulic system oil reservoir

Liters

0.420

Specifications for Service Products

Sheet

BB00.40-P-0343-00A

Number

Designation

WH58.30-Z-1001-16A

Syringe