Terex TW85 - Page 5

Table of contents
TW85
7.9.16 Swing gear....................................................................................................................................101
7.9.17 Swing connection .........................................................................................................................101
7.9.18 Cab ventilation dust filter..............................................................................................................103
7.9.19 Windshield washer system...........................................................................................................103
7.9.20 Electrical equipment.....................................................................................................................104
7.10 Taking out of service...........................................................................................................................105
7.10.1 Preservation for temporary taking out of service..........................................................................105
7.10.2 During immobilization...................................................................................................................105
7.10.3 After the machine had been taken out of service.........................................................................105
8 Troubleshooting........................................................................................................................107
8.1 General notes........................................................................................................................................107
8.2 Engine...................................................................................................................................................107
8.3 No steering movement..........................................................................................................................107
8.4 Insufficient performance of service brake.............................................................................................107
8.5 Parking brake without function..............................................................................................................107
8.6 Insufficient performance of swing brake ...............................................................................................107
8.7 No zero position of travel direction........................................................................................................108
8.8 Hydraulic oil exceeds max. admissible temperature.............................................................................108
8.9 Sluggish acceleration and deceleration, too little propulsive power.....................................................108
8.10 Hydrostatic travel drive works in one direction only............................................................................109
8.11 Hydrostatic travel drive works in neither direction ..............................................................................109
8.12 Excavator installation not working.......................................................................................................110
8.13 Decrease in machine's performance ..................................................................................................110
8.14 Machine working too slowly and hydraulic oil is becoming too hot.....................................................110
8.15 Uppercarriage slewing too far.............................................................................................................111
8.16 Working cylinders not operating satisfactorily.....................................................................................111
8.17 No or insufficient interlock of plunger cylinder ....................................................................................111
8.18 Faults in the overload warning device ................................................................................................111
8.19 Faults in the electrical system.............................................................................................................112
9 Appendix....................................................................................................................................113
9.1 Electrical system ...................................................................................................................................113
9.2 Immobilizer............................................................................................................................................114
9.2.1 Activating the immobilizer...............................................................................................................114
9.2.2 Deactivating the immobilizer ..........................................................................................................114
9.2.3 Learning a new key ........................................................................................................................114
9.2.4. Learning multiple new keys...........................................................................................................115
9.2.5 Clearing learned keys.....................................................................................................................115
9.2.6 Security functions...........................................................................................................................115
9.2.7 Fault causes ...................................................................................................................................116