TM-9-2320-366-20-1 MTV Unit Maintenance Manual M1083 Series - Volume 1 Download
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Materials/Parts  Dimmer Switch Test Wire (Item 20, Appendix E)  Personnel Required  (2)  References  TM 9-4910-571-12&P  TEST OPTIONS  Continuity Test or  STE/ICE-R Test #91  START  1.  CAUTION  Read CAUTION  on following page.  Is continuity present from  main light switch pin F to  pin B?  KNOWN INFO  Circuit breaker CB70 OK.  POSSIBLE PROBLEMS  NO  Replace main light switch  (para 7-17).  YES  NOTE  Perform Electrical System Troubleshooting  e1. Circuit Breaker Does Not Operate on  circuit breaker CB70 prior to beginning this task.  REASON FOR QUESTION  If continuity is not present,  main light switch is faulty.  e19. OIL PRESS GAGE DOES NOT ILLUMINATE  Faulty main light switch.  Faulty dimmer switch.  Faulty dashboard cable  assembly.  Faulty OIL PRESS gage.  TM 9-2320-366-20-1  2-392 Change 1  INITIAL SETUP  Equipment Conditions  Engine shut down (TM 9-2320-366-10-1).  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)