What was found
DURING SCHEDULED INSPECTION FOUND LT MAIN GEAR UPLOCK EMERGENCY EXTENSION CABLE BROKEN NEAR OB END. REPLACED CABLE WITH NEW PN128-380021-55 CABLE ASSEMBLY AND RIGGED IAW BE 400/400A, MM 32-30-00. ORIGINAL PN, PART TT NOT SUPPLIED, POSSIBLY ORIGINAL. ASSEMBLY PN FOR THIS SN RANGE AIRCRAFT HAS BEEN SUPERSEDED TWICE IAW CURRENT BE 400/400A IPC. APPEARS TO HAVE FAILED FROM AGE/TIME IN SERVICE. RECOMMEND ESTABLISHING A LIFE-LIMIT ON THIS CABLE ALSO, OR ISSUE A SB REQUIRING IMPROVED PN CABLE INSTALLATION. TTAF: 5397.4 HRS.