TM-9-2320-365-20-1 LMTV Unit Maintenance Manual M1078 Series - Volume 1 Download
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CONTINUITY TEST Change 1 2-639 TM 9-2320-365-20-1 (1) Loosen six captive screws on lens. (2) Remove lens from housing. (3) Remove preformed packing from housing. Discard preformed packing. (4) Remove two lamps from sockets. (5) Set multimeter to ohms. (6) Connect positive (+) probe of multimeter to center contact of lamp. (7) Connect negative (-) probe of multimeter to lamp base and note reading on multimeter. (8) If continuity is not present, replace one or both lamps (para 7-29). (9) Install two lamps in sockets. (10) Install preformed packing and lens on housing with six captive screws. (11) Connect batteries (para 7-48).