TM 9-2350-287-20-12-19. TROUBLESHOOTING CHART (continued).v. AFES, ENGINE (continued).(7) AFES MEGOMETER TROUBLESHOOTINGPROCEDURES (continued).1. 1. Turn the engine AFES T/A panelMaintenance switch to the maintenance posi-tion and check the green POWER ON lampto make sure the AFES is not powered.2. Disconnect the engine AFES T/A panelfrom the test box and return the AFES to itsnormal configuration.3. Turn the engine AFES T/A panelMaintenance switch to the horizontal positionand check the green POWER ON lamp toverify the AFES is powered.4. Observe the engine AFES T/A panel FEXTLED’s for fault indication.J.1. Locate the fire extinguisher cylinder bottleindicated as faulty by the engine AFES T/Apanel LED and disconnect it from wire harness12352354.2. Using extension cable TC6, connect fireextinguisher wire harness 12352354 connec-tor P2 or P3 (from fire extinguisher) to connec-tor TJ6 of the test box (this simulates a goodfire extinguisher cylinder bottle).3. Observe the engine AFES T/A panel faultLED.Replace fire extinguisher cylinder bottle(para 21-4). Verify problem is solved.Repair leads 788E, 789E, or 793E in P2connector, or leads 793F or 794 in P3 connector,or replace wire harness 12352354 (para 7-78).Verify problem is solved.END OF TASK2-343
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