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

(1) PERSONNEL VENTILATION BLOWER DOES NOT OPERATE.

TROUBLESHOOTING CHART (continued) - TM-9-2350-287-20-1_303

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). (I) PERSONNEL VENTILATION BLOWER DOES NOT OPERATE. All other electrical components operate (continued). CONTINUED FROM A A. a. AFES relay #2, terminal 2 and chassis. b. AFES relay #1, terminal 2 and chassis. c. Harness 12351461, pin D, at connection to AFES harness 12352354. d. Harness 12351461, pin D, at connection to AFES harness 12352316. Do all ground points check out good? Repair or replace harness 12351461 (para 7-79). Verify problem is solved. 1 B. 1. Disconnect wire harness 12351461 from ventilation blower motor. 2. Place red lead of multimeter in socket A of plug and ground black lead. 3. Turn MASTER switch ON (refer to TM 9- 2350-287-10). 4. Press PERSONNEL BLOWER toggle switch to tion. 5. Check for 24 + 3 vdc. VENTILATOR EXHAUST posi- 6. Turn MASTER switch OFF (refer to TM 9- 2350-287-10). Is voltage present in the exhaust circuits? Replace personnel ventilator blower (para 7-81). Verify problem solved. Continued on next page 2-250

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