As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AFTER A SUCCESSFUL FLOAT DEPLOYMENT AND INFLATION FROM COCKPIT DURING THE 36 MONTH INSPECTION, THE LIFE RAFT DEPLOYMENT HANDLE WAS CYCLED NUMEROUS TIMES BUT FAILED TO DEPLOY/INFLATE THE LIFE RAFTS. LIFE RAFTS WERE SUCCESSFULLY DEPLOYED USING THE EXTERIOR HANDLES. SUSPECT INCORRECT RIGGING/LACK OF TRAVEL OF THE COCKPIT CONSOLE CABLE TO ACTUATING BOX. (TC# 20190510007)