TM-9-2320-366-20-1 MTV Unit Maintenance Manual M1083 Series - Volume 1 Download
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TM 9-2320-366-20-1  e16B. LAMP TEST SWITCH DOES NOT ILLUMINATE (CONT)  KNOWN INFO TEST OPTIONS  Continuity Test or  STE/ICE-R Test #91  REASON FOR QUESTION  Radiator fan off switch  illuminates.  Rocker switch lamp OK.  POSSIBLE PROBLEMS  Faulty dashboard cable  assembly.  2.  Is continuity present from  connector PX2A socket 2 to  a known good ground?  If continuity is not present,  wire 3020 is faulty. If  continuity is present, wire  1908 is faulty.  CAUTION  Read CAUTION  on following page.  NO  Repair wire 3020 from connector PX2A  socket 2 to connector PX1A socket 2  (para 2-45) or replace WTEC II dashboard  cable assembly (para 7-10) or WTEC III  dashboard cable assembly (para 7-11).  YES  Repair wire 1908 from connector PX2A  socket 1 to connector PX1A socket 1  (para 2-45) or replace WTEC II dashboard  cable assembly (para 7-10) or WTEC III  dashboard cable assembly (para 7-11).  2-380.12 Change 1