What was found
LAX - DURING MAINTENANCE ON NR 4 ENGINE FOUND ENGINE AFT MOUNT, LEFT ARM, THREADED PORTION BROKEN OFF. REPLACED THE ARM WITH A SERVICEABLE PART TIME ON MOUNT SINCE LAST SHOP VISIT, 319 HOURS AND 78 CYCLES. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LAX - DURING MAINTENANCE ON NR 4 ENGINE FOUND ENGINE AFT MOUNT, LEFT ARM, THREADED PORTION BROKEN OFF. REPLACED THE ARM WITH A SERVICEABLE PART TIME ON MOUNT SINCE LAST SHOP VISIT, 319 HOURS AND 78 CYCLES. (M)