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V-3
TROUBLESHOOTING
CONTENTS
OVERALL MACHINE
Complete failure of all systems. ..............................................................................................................................4
All systems working, but with insufficient power. .................................................................................................7
Lift arms and bucket fail to move/speed of operation poor. ...................................................................................9
MACHINE TRAVEL
Travel train fault. ...................................................................................................................................................10
Speed falls and machine veers to one side. ...........................................................................................................12
The travel system is operating at an unusually high temperature. ........................................................................14
Machine will not travel in second speed. ..............................................................................................................16
LIFT ARMS
Lift arm cylinders fail to move. ............................................................................................................................18
Movement of the lift arm cylinders is slow or lacks power. .................................................................................20
Slowly pulling the control lever of the lift arms causes the lift arms to drop momentarily. .................................22
The amount of lift arms natural drop is great. ......................................................................................................23
BUCKET
Bucket cylinders fail to move. ..............................................................................................................................24
Movement of the bucket cylinders is slow or lacks power. ..................................................................................26
The amount of bucket natural drop is great. .........................................................................................................28
AUXILIARY HYDRAULICS
Switching between 2-way flow and 1-way flow is impossible. ............................................................................29
Summary of Contents for TL150
Page 1: ...TL150 Track Loader BOOK No CT7E901 WORKSHOP MANUAL Serial No 21500004...
Page 4: ...0 4...
Page 5: ...I 1 I GENERAL...
Page 18: ...I 14 GENERAL...
Page 19: ...II 1 II SPECIFICATIONS...
Page 44: ...III 1 III MACHINE CONFIGURATION...
Page 94: ...III 51 MACHINE CONFIGURATION ELECTRICAL SYSTEM ELECTRICAL SYSTEM ELECTRICAL WIRING DIAGRAM...
Page 122: ...III 79...
Page 146: ...MACHINE CONFIGURATION III 103...
Page 147: ...IV 1 IV HYDRAULIC UNITS...
Page 152: ...IV 6 HYDRAULIC UNITS HST PUMP 1 Plug 2 Plug 3 Plug 4 Screw 5 Seal Nut 6 Plug Pump Assembly 4 4...
Page 189: ...IV 43 HYDRAULIC UNITS GEAR PUMP INSPECTION AND ADJUSTMENT IV 36 38 TROUBLESHOOTING IV 39...
Page 230: ...IV 84 HYDRAULIC UNITS PILOT VALVE INSPECTION AND ADJUSTMENT IV 79 TROUBLESHOOTING IV 80...
Page 261: ...IV 115 HYDRAULIC UNITS TRAVEL MOTOR DISASSEMBLY AND ASSEMBLY Special tools...
Page 263: ...IV 117 HYDRAULIC UNITS TRAVEL MOTOR...
Page 282: ...IV 136 HYDRAULIC UNITS TRAVEL MOTOR...
Page 283: ...V 1 V TROUBLESHOOTING...