TM 5-3810-306-20
TABLE 3-1. ORGANIZATIONAL TROUBLESHOOTING (CONTD)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
35. SLOW OR ERRATIC OPERATION OF OUTRIGGER EXTENSION CYLINDERS
Step 1.
Damaged main hydraulic relief valve.
a. Check relief valve adjustment. (Refer to page 16-54.)
If OK, do Step 2.
b. Contact Direct Support Maintenance to replace relief
valve.
Step 2.
Defective outrigger control valve.
a. Remove and test valve. If OK, do Step 3.
b. Replace outrigger control valve. (Refer to page
16-4.)
Step 3.
Improper ground to base of outrigger control valve.
a. Check ground for loose or corroded connection. If OK,
do Step 4.
b. Clean and/or tighten ground connection.
Step 4.
Defective directional selector switch.
a. Remove and test switch for continuity. If OK, do Step
5.
b. Replace switch. (Refer to page 8-34.)
Step 5.
Loose, corroded or damaged wiring to solenoid switch.
a. Inspect wiring to outrigger control valve. If OK, do
Step 6.
b. Clean, tighten or replace wiring as needed.
Step 6.
Outrigger beams dirty or corroded.
a. Inspect outrigger beams and outrigger wear pads. If
OK, do Step 7.
b. Clean outrigger beams and lubricate. Refer to LO 5-
3810-306-12.)
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