SECTION  V:  TROUBLESHOOTING TM   9-2350-256-20 Solution   or Reference Item Fixed    Spotlight Troublelight Assembly W  i  n  c  h Gage  Panel Lights Service Headlights See  page  2-253 See  page  2-257 See  page  2-262 See  page  2-267 See  page  2-273 See  page  2-280 See  page  2-282 See  page  2-289 See  page  2-298 High  Beam Indicator Service   Stoplight B.O. Service Condition   (IR Headlights) B.O.  Service Condition  (B.0. Stoplight) B.O.   Marker Condition B.O.   Drive Condition Rigger's    Light and Front Signal Light Ventilation Blower System See  page  2-305 See  page  2-305 See  page  2-313 See  page  2-319 See  page  2-319 See  page  2-328 See page 2-333 See page 2-335 See  page  2-338 Engine   Generator Blower   Motor Engine generator blower motor fails to operate when engine is running. M8A3   Filter   Unit System M239  Smoke Grenade    Launcher System Problem Fixed   spotlight   fails   to   operate. Troublelight  assemble,  fails  to  operate. Winch   light   fails   to   operate. One  or  all  gage  panel  lamps  fail  to  light. Service   headlights   fail   to   operate. High  beam  indicator  fails  to  light  with  high  beams  on,  in Infrared  (IR)  or  SER  DRIVE  condition. Service   stoplight   fails   to   operate. IR   headlights   fail   to   operate. B.O.  stoplight  fails  to  operate  in  any  B.O.  mode. Front  B.O.  marker  fails  to  operate. Rear B.O. marker falls to operate. B.O.  drive  lights  fail  to  operate. One or both rigger’s service lamps fail to operate. Front  signal  light  and/or  indicator  light  fails  to  operate,  but indicator  lamp  operates. Ventilation   blower   fails   to   operate. M2A2  air  purifier  fails  to  operate. One or more of the launcher tubes fails to operate. 2-39