What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO SJD DUE TO DURING CLIMBOUT, #1 ENGINE SURGED AT 12,000 FOLLOWED BY FAILURE WITH VERY HIGH EGT. DUE TO SUSPECTED ENGINE DAMAGE, FLIGHT CREW SHUTDOWN THE #1 ENGINE AND DISCHARGED FIRE BOTTLE AGENT 1. AIRCRAFT LANDED SAFELY AT SJD WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND EXTENSIVE DEBRIS IN THE EXHAUST WHICH REQUIRES THE ENGINE TO BE CHANGED. **SUPPLEMENTAL REPORT FOR AALA202310169016: MAINTENANCE REPLACED THE #1 ENGINE PER TASK CARD26L40071004 AND ACCOMPLISHED A SATISFACTORY LEAK / OPERATIONAL CHECK. ** (CLOSED)