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IW4/IW7 WB/WBV
D1 0412BA1-GB04 III
TABLE OF CONTENTS
1 Description.................................................................................................................1
1.1
Introduction.....................................................................................................................................1
1.2
General Information about Brake Testing ......................................................................................1
1.2.1
Vehicle with a Driven Axle ..............................................................................................2
1.2.2
4-Wheel Drive Vehicle ....................................................................................................2
1.3
Technical Data ...............................................................................................................................5
1.3.1
Electrical Data.................................................................................................................5
1.3.2
Mechanical Data .............................................................................................................6
1.3.3
Electronic ........................................................................................................................7
1.4
Standard Equipment IW4/IW7 WB/WBV (4WD) ...........................................................................7
1.5
Noise Emission ..............................................................................................................................7
1.6
Equipment IW7 MB Version...........................................................................................................8
2 Safety..........................................................................................................................9
2.1
Introduction.....................................................................................................................................9
2.2
Safety Regulations for Commissioning ........................................................................................10
2.3
Safety Regulations during Operation ...........................................................................................10
2.4
Safety Regulations for Service Work ...........................................................................................10
2.5
Attention .......................................................................................................................................11
2.6
Further Information.......................................................................................................................11
2.7
Combination with Accessories .....................................................................................................11
2.8
Exchange of Parts........................................................................................................................11
2.9
Safety Features............................................................................................................................12
2.9.1
Lockable Main Switch ...................................................................................................12
2.9.2
Sensor Rollers (Brake Tester) ......................................................................................12
2.9.3
Pit Safety (Option).........................................................................................................12
2.9.4
Warning and Information Labels...................................................................................12
3 Operations ...............................................................................................................13
3.1
Symbol Description ......................................................................................................................13
3.2
IW7 Equipment Variations............................................................................................................16
3.3
IW4 Equipment Variations............................................................................................................19
3.4
Preparations for a Brake Test ......................................................................................................22
3.5
Running a Brake Test ..................................................................................................................22
3.5.1
Determining the Roller Resistance ...............................................................................23
3.5.2
Ovality Test (optional) ...................................................................................................23
3.5.3
Maximum Brake Force Test .........................................................................................24
3.6
Imbalance Display (Optional) .......................................................................................................25
3.7
Special Features on Test Stands with MB Mode .........................................................................25
3.8
Special Points about the Portugal-Mode ......................................................................................26
3.9
Special Points about the Sweden Mode.......................................................................................26
3.10
Special Points about the Hongkong Mode ...................................................................................27
4 Maintenance, Error Codes......................................................................................29
4.1
Maintenance of the Roller Set ......................................................................................................29
4.2
Description of Error Codes...........................................................................................................30
4.3
General Error Codes ....................................................................................................................30
4.4
Additional Defect Codes on 4-Wheel Drive Test Stands .............................................................32
4.5
Installation and Dismantling of the Test Stand.............................................................................32