TM 5-3810-306-20
TABLE 3-1. ORGANIZATIONAL TROUBLESHOOTING (CONTD)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
36. OUTRIGGER VERTICAL JACK CYLINDER SLOW OR ERRATIC
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.
Damaged holding valve.
a. Contact Direct Support Maintenance to replace holding
valve.
Step 3.
Defective outrigger control valve.
a. Remove and test outrigger control valve. If OK, do
Step 4.
b. Replace outrigger control valve. (Refer to page
16-4.)
Step 4.
Loose, corroded or damaged wiring to solenoid switch.
a. Inspect wiring to outrigger control valve. If OK, do
Step 5.
b. Clean, tighten or replace wiring as needed.
Step 5.
Main hydraulic pump cavitation.
a. Inspect pump inlet hoses and fittings. If OK, do Step
6.
b. Replace or tighten hose and fittings. (Refer to page
16-38.)
Step 6.
Hydraulic or electrical system malfunction.
a. Contact Direct Support Maintenance.
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