M8A3 FILTER UNIT SYSTEM (cont) - TM-9-2350-256-20

M8A3 FILTER UNIT SYSTEM (cont) - TM-9-2350-256-20_405

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 M8A3 FILTER UNIT SYSTEM-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. NOTE There are two air purifiers in the M88A1. Troubleshooting is the same for each. A Disconnect wire from M2A2 air purifier. Place red lead of multimeter in wire and black lead to ground. Turn MASTER and purifier switches on and check for voltage. Turn MASTER and purifier switches OFF. If voltage is present, repair/replace M2A2 air purifier (see paragraph 14-1). If voltage is not present, go to step B. B Reconnect wire to M2A2 air purifier. Disconnect wire from purifier side of purifier switch. Place red lead of multimeter on switch terminal and black lead to ground. Turn MASTER and purifier switches on and check for voltage. Turn MASTER and purifier switches OFF. If voltage is present, repair/replace wire (see paragraph 14-1). If voltage is not present, go to step C. C Reconnect wire to purifier switch. Disconnect wire from circuit breaker side of purifier switch. Place red lead of multimeter in wire and black lead to ground. Turn MASTER switch on and check for voltage. Turn MASTER switch OFF. If voltage is present, replace purifier switch (see paragraph 14-5). If voltage is not present, go to step D. 2-336

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