TM 5-5420-209-12
Table 4-4. Unit Troubleshooting.
Malfunction
Test or Inspection
Corrective Action
ELECTRICAL
1.
FLOODLIGHTS INOPERATIVE
step 1.
Verify switch position on individual lights and at control console.
Turn switches to ON position.
Step 2.
Inspect each floodlight for defective lamp.
Replace faulty lamp.
Step 3.
Inspect for damaged leads and connectors.
Repair or replace damaged leads and connectors.
step 4.
Test switch on each floodlight for proper operation.
Replace faulty switch.
2.
CLEARANCE AND MARKER LIGHTS INOPERATIVE
Step 1.
Inspect each light/marker for faulty lamp.
Replace faulty lamp.
Step 2.
Inspect for damaged or loose leads and connectors.
Repair or replace damaged leads and connectors.
step 3.
Inspect light/marker for proper operation.
Replace faulty light/marker.
3.
BOOM INOPERATIVE
WARNING
When disconnecting any hydraulic line, open line slowly and protect face, as hydraulic oil may spray out
due to residual pressure in system.
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