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TM 10-3930-643-20
ELECTRICAL SYSTEM TROUBLESHOOTING AND MAINTENANCE. (cont)
5-8.
Instrument Panel Troubleshooting. (cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
v .
ETHER START SWITCH DOES NOT OPERATE. (cont)
Step 4.
Test the continuity of the ether starting valve. Connect
multimeter to terminals at the bottom of ether starting aid.
If the multimeter needle does not move, the circuit does not have
continuity. Replace ether starting aid, refer to paragraph 4-24.
Step 5.
Test the continuity of the wire assembly. Disconnect Terminal
D from ether starting valve, as shown. Disconnect main harness
from intermediate harness, as shown. Connect multimeter to
Terminal D and Pin K.
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.
5-74
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