bmw Workshop Repair Guides

BMW Workshop Service and Repair Manuals

3 RA Removing And Installing_replacing Hydraulic Unit (drive) For Retractable Hardtop > < 1 RA Repair Instructions For Hydraulic System Of Convertible Top And Convertible Top |Page 2071
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54 34 ...

Topping up/extracting fluid, checking fluid
level

Note:

No changing of the hydraulic fluid necessary.

The hydraulic fluid does not have to be changed because the

system is filled with life-time fluid.

Only the approved hydraulic fluid may be used in the event of

leaks.

All hydraulic cylinders must be completely extended.

Checking fluid level:

Fluid level must be within the markings (arrow) when the unit is
horizontal.

Topping up fluid:

Align hydraulic unit horizontally.

Open oil filler plug.

Pour in required amount of fluid from fluid bottle.

Installation:

Check fluid level in the meantime. 

Pour in hydraulic fluid only up to marking on fluid reservoir.

Important!

Protect components and work area with suitable materials
(e.g. cloths).

Extracting fluid:

Open oil filler plug.

Tilt hydraulic unit and let fluid flow out or draw off with a suitable
auxiliary apparatus.

RA  Topping up/extracting fluid, checking fluid level

BMW AG - TIS

10.02.2013  23:52

Issue status (12/2007) Valid only until next DVD is issued

Copyright

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3 RA Removing And Installing_replacing Hydraulic Unit (drive) For Retractable Hardtop > < 1 RA Repair Instructions For Hydraulic System Of Convertible Top And Convertible Top |Page 2071