TM 5-2420-230-24-1
Table 3-6. Unit Troubleshooting Table. -- Continued
Malfunction
Test or Inspection
Corrective Action
31.
NO SYSTEM VOLTAGE.
Step 1.
Ensure electrical master switch (1) in battery box is in the ON position and ignition switch (2) is in the
IGN position (TM 5-2420-230-10).
If there is still no system voltage, go to Step 2.
Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry or tools contact positive electrical circuits, a
direct short may result. Damage to equipment and injury or death to personnel may occur.
Step 2.
Check voltage on both batteries (3).
If voltage is low, charge batteries (3) (TM 9-6140-200-14).
If batteries do not hold charge, replace batteries (3) (Para 12-6).