What was found
RT PACK CAUTION LIGHT ILLUMINATED DURING CLIMB, RESET ONCE, THEN PACK LIGHT ILLUMINATED AGAIN. RT RAM DOOR FULL OPEN LIGHT ILLUMINATED DURING CLIMB AND CRUISE AT FL300 WITH FLAPS UP. ACCOMPLISHED FIM TASK 21-53, TASK 818, STEPS A.-E.(3)(A). COULD NOT DUPLICATE ON GROUND. INSPECTED RT PACK INLET, EXHAUST AND HEAT EXCHANGER INLETS. NO BLOCKAGE. ACCOMPLISHED PACK/ZONE TEMP CONTROLLER BITE TEST. NO DEFECTS NOTED. SUSPECTED RT RAM AIR CONTROL TEMP SENSOR. REPLACED RT RAM AIR CONTROL SENSOR OPS CHECKS NORMAL REF AMM 21-51-50.