What was found
ALTERNATE AIR CONTROL CABLE IS ROUTED NEAR THE EXHAUST. OVER TIME DUE TO HEAT DAMAGE THE CABLE BECOMES STUCK AND NOT USABLE. HISTORY WITH AFT AIR CABLE. 5-1-14 ACTT779.3 ATT AIR CABLE INOP - PRESSURED TUBED OPS CHECK GOOD. 2-9-15 ACTT 870.9 ATT AIR CABLE INOP - REPLACED PN A700-BLACK WITH NEW. 2-12-16 ACTT 1017.2 ATT AIR CABLE INOP - PRESSURED TUBED OPS CHECK GOOD. 2-24-17 ACTT 1212.0 ATT AIR CABLE INOP - PRESSURE TUBED OPS CHECK GOOD. 1-15-18 ACTT 1323.3 ATT AIR CABLE INOP - REPLACED PN A700-BLACK WITH NEW. RECOMMEND THAT TEXTRON PROVIDES A SERVICE BULLETIN FOR DIFFERENT CABLE THAT IS NOT ROUTED NEXT TO THE EXHAUST.