TM 9-2350-287-20-12-19. TROUBLESHOOTING CHART (continued).o. PERSONNEL VENTILATION BLOWER (continued).(2) PERSONNEL VENTILATION BLOWER DOESNOT OPERATE IN INTAKE MODE.Initial Setup:Tools/Test Equipment:l Digital multimeter (DMM) (Item 13, Appendix 1)l General mechanic’s tool kit (Item 24,Appendix 1)• STE/lCE test kit (Item 65, Appendix 1)Materials/Parts:l LockWashers (6) (Item 196, Appendix H)Equipment Conditions:l Crew AFES anti-recoil plugs installed(para 21-4 and 21 -5).• AFES bottle safety pins installed(para 21-4 and 21-5).• Engine AFES T/A panel maintenance switchto vertical position (refer to TM 9-2350-287-10).• Crew AFES T/A panel maintenance switch tovertical position (refer to TM 9-2350-287-10).l MASTER switch set to OFF (refer toTM 9-2350-287-10).NOTE• Instead of using multi meterfor voltage check, STE/lCEtroubleshooting,INDIVIDUALBATTERY VOLTAGE TEST-TEST89 maybe performed.l Instead of using multi meterfor continuity check, STE/lCEtroubleshooting, TEST 91 maybe performed.A. 1. Disconnect wiring harness 12351461 fromventilator blower motor.2. Place red lead of muitimeter in socket B ofplug and black lead of multimeter to ground.3. Turn MASTER switch ON (refer to TM 9-2350-287-10).4. Press PERSONNEL VENTILATORBLOWER switch to the INTAKE position.5. Check for 24 ± 3 vdc.6. Turn MASTER switch OFF (refer to TM 9-2350-287-10).Continued on next page2-254
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