TM 5-3810-307-10
Table 6-1. Operator Troubleshooting (continued)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 3.
Hydraulic system failure.
a.
Contact Organizational Maintenance.
36. ERRATIC OPERATION OF TELESCOPE CYLINDER.
Step 1.
Low hydraulic oil.
a.
Check hydraulic oil level. Refer to PMCS in Section 5. If OK, do
step 2.
b.
Service hydraulic reservoir.
Step 2.
Low engine rpm.
a.
Increase engine rpm.
Step 3.
Air in telescope cylinder.
a.
Lower boom so telescope cylinder is below horizontal and cycle
cylinder.
Step 4.
Lack of lubrication on boom section.
a.
Lubricate boom sections. Contact Organizational Maintenance.
Step 5.
Side loading causing improper boom alignment.
a.
Reduce load. Use proper hoisting procedures.
Step 6.
Hydraulic system failure.
a.
Contact Organizational Maintenance.
37. TELESCOPE CYLINDER WILL NOT EXTEND OR RETRACT.
Step 1.
TELE/CLAMSHELL selector switch in CLAMSHELL position.
a.
Ensure TELE/CLAMSHELL selector switch (10, Figure 5-2) is in
TELE position.
