TM 9-2350-287-20-12-19. TROUBLESHOOTING CHART (continued).h. LIGHTS (continued).(11 ) ONE OR BOTH BLACKOUT (BO) DRIVE LIGHTSFAIL TO OPERATE. All other lights operate.(continued).c. 2. Place one lead of multimeter on socket D atheadlight mount and place other lead on wire515 pin connector of headlight mount assem-bly harness.3. Check for continuity.4. Place one lead of multimeter on socket E atheadlight mount and place other lead on wire514 pin connector of headlight mount assem-bly harness.5. Check for continuity.CONTINUED FROM CIs continuity indicated?Replace headlight mount assembly (para 7-31). Verify problem is solved.D.1. Install headlight assembly in headlingtmount assembty and tightem clamp.2. Install Iightbulb and cover on headlightassembly with four screws and newIockwashers.3. Disconnect harness 12330252 from driv-ers bulkhead.4. Place one lead of multimeter in harness10921380 wire 515 connector to headlightmount assembly and place other lead on pinC of harness 10921380 bulkhead connector.5. Check for continuity.6. Place one lead of multimeter in harness10921380 wire 514 connector to headlightmount assembly and place other lead on pinD of harness 10921380 bulkhead connectorand7. Check for continuity.Is continuity indicated at both circuits?Continued on next page2-174
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