TM-9-2320-365-20-2 LMTV Unit Maintenance Manual M1078 Series - Volume 2 Download
Page 181 of 1432
Change 1 2-1235 TM 9-2320-365-20-2 CONTINUITY TEST CAUTION 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. Inspect connector pins/sockets for damage, corrosion, and serviceability. Check that connector pins are not pushed back and are capable of making good contact. (1) Remove 12 screws, lockwashers, and washers from raceway cover. Discard lockwashers. (2) Remove two screws, lockwashers, and washers from each end of raceway cover. Discard lockwashers. (3) Remove raceway cover from raceway. (4) Disconnect J connector from P connector. (5) Set multimeter to ohms. (6) Connect positive (+) probe of multimeter to socket 1 of J connector. (7) Connect negative (-) probe of multimeter to pin 2 of J connector and note reading on multimeter. (8) If continuity is not present, replace M1079 emergency light (para 16-58). Perform step (2) on front raceway cover. NOTE All emergency lights are tested the same way. Refer to Table 2-15. M1079 Emergency Light Locations and Connector Numbers for details. Emergency light DS78 shown.