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V-23
TROUBLESHOOTING
LIFT ARMS
THE AMOUNT OF LIFT ARMS NATURAL DROP IS GREAT.
Inspect the arm float
solenoid valve.
3
Inspect for leaks within
the lift arm cylinders.
2
Is the amount of natural
drop within the stan-
dard?
1
Repair or replace arm float
solenoid valve.
Normal
Normal
Faulty
Perform
replacement
test for the port relief
valves.
4
Replace control valve.
Repair or replace port relief
valve.
No change
Operation be-
came normal.
Problem lies with port
relief valve.
Repair or replace lift arm
cylinder.
Outside the standard
Faulty
1. Is the amount of natural drop within the
standard?
“II. Specifications, Standards for Judging
Performance”
2. Inspect for leaks within the lift arm cylin-
ders.
“V-21”
3. Inspect the arm float solenoid valve.
“V-19”
4. Perform replacement test for the port relief
valves.
“V-19”
Normal
Within standard
Leak inside the control
valve.
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...