S Y M P T OM T A SK FORWARD  TRANSMISSION  OIL  LEVEL  CHECK  LIGHT NOT LIT PILOT INSTR CIRCUIT BREAKER DOES NOT STAY CLOSED PILOT INSTR CIRCUIT BREAKER DOES NOT STAY CLOSED CENTER  FLIGHT  INSTRUMENT  PANEL  LIGHT  OR LIGHTS NOT LIT CENTER  FLIGHT  INSTRUMENT  PANEL  LIGHT  OR LIGHTS NOT LIT COPILOT’S  FLIGHT  INSTRUMENT  PANEL  LIGHT  OR LIGHTS NOT LIT COPILOT’S FLIGHT INSTRUMENT PANEL LIGHT OR LIGHTS NOT LIT OVERHEAD PANEL LIGHT OR LIGHTS NOT LIT OVERHEAD PANEL LIGHT OR LIGHTS NOT LIT 9-7.3 9-8.3 9-8.8 9-9.3 9-9.8 9-10.3 9-10.8 9-11.3 9-11.8 TM   55-1520-240-T FAILURE   SYMPTOM   LIST   (Continued) S Y M P T OM TASK S Y M P T OM TASK FORWARD   TRANSMISSION   OIL   LEVEL   CHECK   LIGHT OIL  LEVEL  CHECK  CIRCUIT  BREAKER  DOES  NOT STAY  CLOSED 9-7.3 PILOT’S   FLIGHT   INSTRUMENT   PANEL   LIGHTS   (WITHOUT     ) PILOT’S FLIGHT INSTRUMENT PANEL LIGHT OR LIGHTS NOT LIT 9-8.3 PILOT’S   FLIGHT   INSTRUMENT   PANEL   LIGHTS   (WITH            ) PILOT’S FLIGHT INSTRUMENT PANEL LIGHT OR LIGHTS NOT LIT 9-8.8 CENTER   FLIGHT   INSTRUMENT   PANEL   LIGHTS   (WITHOUT           ) CTR INSTR CIRCUIT BREAKER DOES NOT STAY CLOSED 9-9.3 CENTER   FLIGHT   INSTRUMENT   PANEL   LIGHTS   (WITH     ) CTR INSTR CIRCUIT BREAKER DOES NOT STAY CLOSED 9-9.8 COPILOT’S   FLIGHT   INSTRUMENT   PANEL   LIGHTS   (WITHOUT      ) COPLT INST CIRCUIT BREAKER DOES NOT STAY CLOSED 9-10.3 COPILOT’S   FLIGHT   INSTRUMENT   PANEL   LIGHTS   (WITH      ) COPLT INST CIRCUIT BREAKER DOES NOT STAY CLOSED 9-10.8 OVERHEAD   PANEL   LIGHTS   (WITHOUT      ) OVHD PNL CIRCUIT BREAKER DOES NOT STAY CLOSED 9-11.3 OVERHEAD   PANEL   LIGHTS   (WITH      ) OVHD PNL CIRCUIT BREAKER DOES NOT STAY CLOSED 9-11.8 GO TO NEXT PAGE Change   2 9-2.3