What was found
ON PRESSING THE MASTER CAUTION RECALL AT THE TOP OF DESCENT, OBSERVED AMBER LT PACK LIGHT ILLUMINATED. FOLLOWED QRH PROCEDURES AND PACK LIGHT EXTINGUISHED AFTER MASTER CAUTION RESET. QRH STATES NO FURTHER ACTION REQUIRED. ALL OTHER SYSTEMS FUNCTIONING NORMALLY. NO FURTHER ISSUES. ACFT GROUNDED. PERFORMED FIM 21-62 TASK 837. PACK ZONE TEMP CONTROLLER 1 SHOWS RAM AIR ACTUATOR FAULT DURING BITE RECALL. NO FAULTS SHOW ON PREVIOUS FLIGHTS. VERIFY COMMAND SHOWS GREEN. FAULT RESET.