As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LOST A SYSTEM PRESSURE DURING GEAR RETRACTION. LOW PRESURE WENT OUT AFTER GEAR RETRACTION. C/W QRH AND TURNED PUMPS OFF. ACCOMPLISHED ENGINE RUNS-IDLE- RAN ENGINES FOR 5 MINUTES, NO DEFECTS NOTED- AIRCRAFT OK FOR SERVICE SEE LP 816482 ITEM 1 816482 ITEM 1. REMOVED & REPLACED LEFT EDP & LEFT EDMP & LEFT SYS CASE DRAIN FILTERS- OPS CHECK GOOD- NO DEFECTS NOTED AT THIS TIME