ENGINE FUEL SHUTOFF SOLENOID (cont)

ENGINE FUEL SHUTOFF SOLENOID (cont) - TM-9-2350-256-20_152

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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SECTION V: TROUBLESHOOTING TM 9-2350-256-20 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. E Reconnect bulkhead to engine wiring harness and starter relay wiring harness to bulkhead. Remove engine deck (see paragraph 9-51). Disconnect bulkhead to engine bracket and rear fuel tank transmitter wiring harness from engine disconnect. Place red lead of multimeter in socket B of wire 54 and black lead to ground. Turn MASTER and ENGINE FUEL SHUTOFF switches on and check for voltage. Turn MASTER and ENGINE FUEL SHUTOFF switches OFF. If voltage is present, repair/replace wire 54 of engine wiring harness (see paragraph 6-58 for dual voltage; 6-59 for single voltage). If voltage is not present, go to step G. F Disconnect wire 54 from fuel shutoff solenoid. Place red lead of multimeter in wire 54 and black lead to ground. Turn MASTER and ENGINE FUEL SHUTOFF switches on and check for voltage. Turn MASTER and ENGINE FUEL SHUTOFF switches OFF. If voltage is present, replace fuel shutoff solenoid (see paragraph 4-16). If voltage is not present, go to step G. G Reconnect bulkhead to engine bracket and rear fuel tank transmitter wiring harness to engine disconnect. Disconnect wire 54 of bulkhead to engine wiring harness and starter relay wiring harness from bulkhead to engine bracket and rear fuel tank transmitter wiring harness. Place red lead of multimeter on male connector of wire 54 and black lead to ground. Turn MASTER and ENGINE FUEL SHUTOFF switches on and check for voltage. Turn MASTER and ENGINE FUEL SHUTOFF switches OFF. If voltage is present, repair/replace wire 54 of bulkhead to engine bracket and rear fuel tank transmitter wiring harness (see paragraph 6- 73 for dual voltage; 6-74 for single voltage). If voltage is not present, repair/replace wire 54 of bulkhead to engine wiring harness and starter relay wiring harness (see paragraph 6-72). 2-83

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