TM-9-2320-365-20-1 LMTV Unit Maintenance Manual M1078 Series - Volume 1 Download
Page 979 of 1760
CONTINUITY TEST CAUTION Use care when testing electrical connectors. Do not damage connector pins or sockets with multimeter probes. Failure to comply may result in damage to equipment. Inspect connector pins/sockets for damage, corrosion, and serviceability. Check that connector pins are not pushed back and are capable of making good contact. NOTE (1) Remove circuit breaker CB70 from PDP. (2) Remove instrument panel assembly for access (para 7-15). (3) Disconnect connector PX15 from main light switch. (4) Install circuit breaker CB70 in PDP. (5) Set multimeter to ohms. (6) Connect positive (+) probe of multimeter to connector PX15 socket H. (7) Connect negative (-) probe of multimeter to relay K20 terminal 86 on PDP and note reading on multimeter. (8) If continuity is not present, go to step 16 of this fault. (9) If continuity is present, replace main light switch (para 7-17). Change 1 2-594.19 TM 9-2320-365-20-1