ad7750p2000a

Vario roof (VR) diagnosis, previous knowledge

Type ad · topic 77.50 · version 0101 · 2003-06-12

Applies to: MODEL 170

Where it sits

Function group 3 Body › 77 Sliding roof, soft top, top attachments › 77.50 Hardtop — Series 170

AD77.50-P-2000A

Vario roof (VR) diagnosis, previous knowledge

26.6.97

MODEL 170

Danger!

Risk of injury in the form of trapping or crushing when working on preloaded springs or spring devices

Use only the approved clamping devices, and cordon off the danger zone if appropriate. Check special tools for damage and correct functioning (visual inspection).

AS00.00-Z-0001-01A

Danger!

Risk of injury in the form of trapping or crushing, or even severing of limbs, if caught in the mechanism

When moving the components, no parts of the body or limbs may be within the mechanism's range of movement.

AS00.00-Z-0009-01A

Danger!

Risk of injury as a result of trapping or crushing when working on the partly open vario roof (stop mode) or within its closing range as a result of the vario roof suddenly collapsing

Secure the vario roof with a suitable special tool.

AS77.50-Z-0001-01A

Before operating the vario roof, the sun shade in the trunk must be drawn and the trunk lid closed

Using and connecting up test devices

AD00.00-P-1000AZ

Summary of electric circuit diagrams, sliding roof, soft top

PE77.00-P-1100B

Vario roof (VR), position of electrical components

GF77.30-P-0001-01A

Vario roof (VR), position of hydraulic components

GF77.30-P-0001-02A

Vario roof (VR), interconnection of components

GF77.30-P-0001-03A

Tools, diagnosis of electrical system, vario roof (VR)

AD77.50-P-2000-01A

Tools, diagnosis of hydraulic system, vario roof (VR)

AD77.50-P-2000-02A

Variant coding, vario roof (VR)

AD77.50-P-2000-03A

Socket box connection diagram, vario roof (VR)

AD77.50-P-2000-04A

Notes on hydraulic testing, vario roof (VR)

AD77.50-P-2000-05A

Connection diagram between pressure gauge and hydraulic unit for vario roof (VR)

AD77.50-P-2000-06A

Summary chart, electric limit-switch constellation for opening procedure of vario roof

AD77.50-P-2000-07A

Summary chart, electric limit-switch constellation for closing procedure of vario roof

AD77.50-P-2000-08A

Summary chart, energizing side windows for opening procedure of vario roof

AD77.50-P-2000-09A

Summary chart, energizing side windows for closing procedure of vario roof

AD77.50-P-2000-10A

Circuit diagram for hydraulic unit, diagnosis with previous knowledge of vario roof (VR)

AD77.50-P-2000-11A

Circuit diagram for system pressure, diagnosis with previous knowledge of vario roof (VR)

AD77.50-P-2000-12A

Circuit diagram for hydraulic unit delivery rate, diagnosis with previous knowledge of vario roof (VR)

AD77.50-P-2000-13A

Circuit diagram for hydraulic cylinders, vario roof end of rod, diagnosis with previous knowledge of vario roof (VR)

AD77.50-P-2000-14A

Circuit diagram for hydraulic cylinders, trunk lid end of rod, diagnosis with previous knowledge of vario roof (VR)

AD77.50-P-2000-15A

Circuit diagram for hydraulic cylinders, rod end for front catch, diagnosis with previous knowledge of vario roof (VR)

AD77.50-P-2000-16A

Circuit diagram for hydraulic cylinders, vario roof end of plunger, diagnosis with previous knowledge of vario roof (VR)

AD77.50-P-2000-17A

Instructions for stopper for vario roof (VR)

AD77.50-P-2000-18A

Catches for tubular frame in trunk, vario roof (VR)

AD77.50-P-2000-19A

Locking to C-post, vario roof (VR)

AD77.50-P-2000-20A

Connection diagram for hydraulic cylinder, vario roof (VR)

AD77.50-P-2000-21A

Circuit diagram (folding roof closed) for hydraulic cylinder, vario roof (VR)

AD77.50-P-2000-22A

Operational sequence, opening vario roof (VR)

AD77.50-P-2000-23A

Operational sequence, closing vario roof (VR)

AD77.50-P-2000-24A

Summary chart, energizing of solenoid valves for vario roof opening procedure

AD77.50-P-2000-25A

Summary chart, energizing of solenoid valves for vario roof closing procedure

AD77.50-P-2000-26A

Note on fault memory, vario roof (VR)

AD77.50-P-2000-27A

Referenced documents