2
3
4
5
1
5
TM 9-4940-568-10
3-15
Table 3-1. Troubleshooting - CONT.
Malfunction
Test or Inspection
Corrective Action
SHELTER INTERIOR ELECTRICAL
1.
ONE OR MORE LIGHTING FIXTURES ARE NOT OPERATING PROPERLY.
Step 1. Check lighting system switches (1) are in ON position.
Position lighting system switch to ON position.
Step 2. Check lighting system circuit breaker No. 10 (2) on 120/208 MAIN PANEL (3) has been tripped.
Reset breaker and try again, if breaker trips again, notify Unit Maintenance.
Step 3. Check MAIN circuit breaker (4) on 120/208 MAIN PANEL (3) is in ON position.
Position circuit breaker in ON position.
Step 4. Check all lightbulbs in light fixture (5).
If a lightbulb doesn’t work, check condition of lightbulb. If unserviceable, notify Unit
Maintenance.
If problem still exists, notify Unit Maintenance.
