TM 5-3810-306-34
TABLE 3-1. DIRECT AND GENERAL SUPPORT TROUBLESHOOTING (CONTD)
Malfunction
Test or Inspection
Corrective Action
43. BOOM RAISES ERRATICALLY
Step 1.
Defective lift cylinder.
a. Remove and disassemble lift cylinder. (Refer to
b. Inspect all parts for damage.
c. Repair cylinder.
Step 2.
Bent boom pivot shaft.
a. Replace boom pivot shaft. (Refer to page 15-5.)
44. BOOM LOWERS ERRATICALLY
Step 1.
Damaged hydraulic pump section.
a. Repair or replace hydraulic pump. (Refer to page
45. BOOM RAISES SLOWLY
Step 1.
Defective lift cylinder(s).
a. Remove and disassemble lift cylinders. (Refer to
b. Repair hydraulic cylinder.
Step 2.
Defective hydraulic pump section.
a. Repair or replace hydraulic pump section. (Refer to
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