TROUBLESHOOTING CHART (continued) - TM-9-2350-287-20-1

TROUBLESHOOTING CHART (continued) - TM-9-2350-287-20-1_302

TROUBLESHOOTING CHART (continued) - TM-9-2350-287-20-1_304

TM-9-2350-287-20-1 Carrier Ammunition Tracked M992A21 (2350-01-352-3021) EIC:AE6 Manual
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TM 9-2350-287-20-1 2-19. TROUBLESHOOTING CHART (continued). o. PERSONNEL VENTILATION BLOWER (continued). (1) PERSONNEL VENTILATION BLOWER DOES NOT OPERATE. All other electrical components operate (continued). CONTINUED FROM B C. 1. Place red lead of multimeter in plug socket B and ground black lead. 2. Turn MASTER switch ON (refer to TM 9- 2350-287-1 O). 3. Press PERSONNEL VENTILATOR BLOWER toggle switch to INTAKE position. 4. Check for 24 ± 3 vdc. Is voltage present in the intake circuit? Replace personnel ventilator blower (para 7-81 ). Verify problem solved. D. 1. Reconnect wiring harness 12351461 plug to ventilation blower motor. 2. Disconnect wiring harness 12351461 plug (circuits 159A, 159B, 159C) from accessory control box. 3. Place red lead of multimeter in accessory control box connector socket C and ground black lead. 4. Turn MASTER switch ON (refer to TM 9- 2350-287-10). 5. Place PERSONNEL VENTILATOR BLOWER switch in EXHAUST position. 6. Check for 24 ± 3 vdc. 7. Place red lead of multimeter in socket A and ground black lead. 8. Place PERSONNEL VENTILATOR BLOWER switch in the INTAKE position. Continued on next page 2-251

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