TM-9-2320-366-20-1 MTV Unit Maintenance Manual M1083 Series - Volume 1 Download
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CONTINUITY TEST Change 1 2-604.69 TM 9-2320-366-20-1 (1) Disconnect connector PX15 from main light switch. (2) Set multimeter to ohms. (3) Connect positive (+) probe of multimeter to connector PX12 pin 5. (4) Connect negative (-) probe of multimeter to connector PX15 socket H and note reading on multimeter. (5) If continuity is not present, repair wire 1575 from connector PX12 pin 5 to connector PX15 socket H (para 2-45) or replace WTEC II dashboard cable assembly (para 7-10) or WTEC III dashboard cable assembly (para 7-11). (6) If continuity is present, replace main light switch (para 7-17). (7) Connect connector PX15 to main light switch. (8) Connect connector PX12 to warning light switch. (9) Install instrument panel assembly (para 7-15). (10) Connect batteries (para 7-57). CAUTION 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 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.