APU GENERATOR SYSTEM (DUAL VOLTAGE) (cont)

APU GENERATOR SYSTEM (DUAL VOLTAGE) (cont) - TM-9-2350-256-20_211

APU GENERATOR SYSTEM (DUAL VOLTAGE) (cont) - TM-9-2350-256-20_213

TM-9-2350-256-20 Carrier Cargo Tracked 6-Ton M548A1 (2350-01-096-9356) M548A3 2350-01-369-6081 Manual
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CHAPTER 2: VEHICLE MAINTENANCE INSTRUCTIONS TM 9-2350-256-20 2-19 ELECTRICAL TROUBLESHOOTING-Continued APU GENERATOR SYSTEM (DUAL VOLTAGE)--Continued WARNING Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry contacts a metal surface a direct short may result in instant heating of tools, damage to equipment, and injury or death to personnel. M Reconnect APU control box to foot dimmer switch and bulkhead wiring harness to APU control box. Disconnect bulkhead to engine harness and starter relay wiring harness from bulkhead disconnect. Place red lead of multimeter in socket G of wire 61 and black lead to ground. Turn MASTER and APU GEN switches ON and check for voltage. Turn MASTER and APU GEN switches OFF. If voltage is present, go to step N. If voltage is not present, go step O. N Reconnect bulkhead to engine wiring harness and starter relay wiring harness to bulkhead. Disconnect wire 61 of switch panel to neutral safety to bulkhead wiring harness from APU control box to foot dimmer switch and bulkhead wiring harness. Place red lead of multimeter in female connector of wire 61 and black lead to ground. Turn MASTER and APU GEN switches ON and check for voltage. Turn MASTER and APU GEN switches OFF. If voltage is present, repair/replace wire 61 of APU control box to foot dimmer switch and bulkhead wiring harness (see paragraph 6-79). If voltage is not present, repair/replace wire 61 of switch panel to neutral safety to bulkhead wiring harness (see paragraph 6-54). 2-144

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