PROBLEM POSSIBLE CAUSE PROCEDURE OR ACTION
Slow lifting speed and insufficient
handling capacity.
Battery is discharged. Charge or replace battery. See the
section Periodic Maintenance for
your lift truck.
Oil in the hydraulic reservoir is low. Fill reservoir to correct level.
Check for leaks. See the section
Hydraulic System
1900YRM1506.
Faulty hydraulic equipment. See the section Hydraulic System
1900YRM1506.
Deformed lifting components. Disassemble and replace dam-
aged parts.
Load exceeds lifting capacity. Select loads within capacity rating.
Forks fail to lower. Battery is discharged. Charge or replace battery. See the
section Periodic Maintenance for
your lift truck.
Deformed forks. Disassemble, repair, or replace.
Deformed lifting components. Disassemble, repair, or replace.
Bent lift cylinder piston rod. See the section Hydraulic System
1900YRM1506.
Lower switch or solenoid not oper-
ating properly.
Troubleshoot lower switch, lower-
ing solenoid, and wiring.
4000 YRM 1509 Troubleshooting
11
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