TM 5-3810-306-20
TABLE 3-1. ORGANIZATIONAL TROUBLESHOOTING (CONTD)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 3.
Improperly torqued turntable bearing.
a. Contact Direct Support Maintenance to check torque on
turntable bolts.
63. SWING BRAKE SYSTEM WILL NOT OPERATE
Step 1.
Air in swing brake system.
a. Bleed hydraulic system. (Refer to page 16-52.)
Step 2.
Defective hydraulic swing brake valve.
a. Remove and test hydraulic swing brake valve. If OK,
do Step 3.
b. Replace brake valve. (Refer to page 16-8.)
Step 3.
Defective swing system.
a. Contact Direct Support Maintenance.
64. SWING BRAKE DRAGS
Step 1.
Defective hydraulic swing brake valve.
a. Remove and test hydraulic swing brake valve.
b. Replace hydraulic swing brake valve. (Refer to page
16-8.)
Step 2.
Hydraulic fluid contamination.
a. Drain and flush hydraulic system. (Refer to page
16-50.)
3-49