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

TROUBLESHOOTING CHART (continued) - TM-9-2350-287-20-1_370

TROUBLESHOOTING CHART (continued) - TM-9-2350-287-20-1_372

TM-9-2350-287-20-1 Carrier Ammunition Tracked M992A21 (2350-01-352-3021) EIC:AE6 Manual
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TM 9-2360-287-20-1 2-19. TROUBLESHOOTING CHART (continued). u. AUXILIARY POWER UNIT (continued). (6) GENERATOR CHARGING SYSTEM INDICATOR READS IN LOW YELLOW OR RED WITH MAIN ENGINE CHARGING (continued). Repair wire 61B or replace APU controller box (para 7-22). Verify problem is solved. E. 1. Assemble and install APU control box (para 7-22). 2. Connect harness 12330248 to APU volt- age regulator. 3. Operate APU with APU Generator switch ON (refer to TM 9-2350-287-10). 4. Place red probe of multimeter on terminal 62 at battery compartment and black probe to ground. 5. Check for 24 to 28 vdc. 6. Turn APU OFF (refer to TM 9-2350-287- 10). Replace APU voltage regulator (para 7-15). Verify problem is solved. F. 1. Operate APU with APU GENerator switch ON (refer to TM 9-2350-287-10). 2. Place red probe of multimeter on terminal B of APU starter/generator and black probe to ground. Continued on next page 2-319

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