What was found
RT ENG COMPRESSOR EXPERIENCED A COMPRESSOR STALL. STALL STOPPED WHEN RT THROTTLE RETARDED. RESET BLEED ALL INDICATIONS NORMAL. ALL POST-COMPRESSOR STALL TROUBLESHOOTING ACCOMPLISHED IMMEDIATELY AFTER EVENT, NO DEFECTS FOUND. DECIDED TO WATCH ENG FOR ANY REPEAT STALLING, NO FURTHER ANOMALIES NOTED. ENGINE REMOVED AND INSTALLED ON ANOTHER AIRCRAFT FOR ENG REPOSITIONING PURPOSES ONLY WITH NO FURTHER STALLING EVENTS. THE AIRCRAFT AND ENGINE WAS RETIRED. CAUSE OF INITIAL EVENT WILL REMAIN 'UNKNOWN'. NO FURTHER ACTIONS REQUIRED.