TM-9-2320-366-20-2 MTV Unit Maintenance Manual M1083 Series - Volume 2 Download
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1. WARNING CAUTION Read WARNING and CAUTION on following page. TEST OPTIONS REASON FOR QUESTION YES NO Go to step 5 of this fault. e144. M1090/M1094 DUMP BODY DOES NOT LOWER KNOWN INFO Voltage Test or STE/ICE-R Test #89 Is 24 VDC present at connector L9 socket 1? INITIAL SETUP Equipment Condition Engine shut down (TM 9-2320-366-10-1). Personnel Required (2) References TM 9-4910-571-12&P This question eliminates possible problems and determines where troubleshooting continues. Tools and Special Tools Tool Kit, Genl Mech (Item 46, Appendix C) STE/ICE-R (Item 41, Appendix C) Multimeter, Digital (Item 22, Appendix C) Goggles, Industrial (Item 15, Appendix C) Sling, Cargo (Item 31, Appendix C) Lifting Bracket, Dump Body (2) (Item E-24, Appendix E) Wrench, Torque, 0-200 lb-in. (Item 59, Appendix C) Socket Set, Socket Wrench (Item 34, Appendix C) Materials/Parts Wire, Elec, 50 ft (Item 71, Appendix D) TM 9-2320-366-20-2 POSSIBLE PROBLEMS Faulty dump body hydraulic system. Faulty solenoid valve. Faulty DUMP BED UP/DOWN switch. Faulty auxiliary panel cable assembly. Faulty M1090/M1094 dump cable assembly. Faulty M1090/M1094 dump power cable assembly. Faulty dashboard cable assembly. Hydraulic oil level OK. PTO OK. Circuit breaker CB50 OK. 2-1492 Change 2 START NOTE Perform Electrical System Troubleshooting e1. Circuit Breaker Does Not Operate on circuit breaker CB50 prior to beginning this task.