| |
TM 10-3930-643-20
ELECTRICAL SYSTEM TROUBLESHOOTING AND MAINTENANCE. (cont)
5-7. Light System Troubleshooting. (cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
c. FRONT BLACKOUT LIGHT DOES NOT OPERATE. (cont)
If the multimeter needle does not move, the circuit does not have
c o n t i n u i t y . R e p l a c e f r o n t b l a c k o u t l i g h t a s s e m b l y , r e f e r t o
paragraph 5-34.
Step 2.
Test the continuity of the wire assembly. Disconnect two pin
connector from instrument panel harness, as shown. Connect the
multimeter to Terminal A and to two pin connector socket.
If the multimeter needle does not move, the circuit does not have
c o n t i n u i t y . I d e n t i f y a s a d e f e c t i v e w i r e a n d c o n t a c t D i r e ct
Support.
Step 3. Test the continuity of the light switch. Turn light switch to
BLACKOUT position. Disconnect instrument panel harness from
switch, as shown. Connect multimeter to Pin D and to ground.
5-30
|