What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) After takeoff crew retracted flaps. #1 hydraulic (hyd) pressure went to zero with the hyd engine pump #1 caution light and all associated #1 hyd pressure lights. Maintenance personnel bled both hyd systems IAW-8MM 12-10-29. Crew ground ran aircraft. Operated flaps and no defects were noted and all pressures were normal. Both hyd quantities within limits. Aircraft returned to service. This incident is considered closed.
As the FAA filed it
(-23) AFTER TAKEOFF CREW RETRACTED FLAPS. #1 HYDRAULIC (HYD) PRESSURE WENT TO ZERO WITH THE HYD ENGINE PUMP #1 CAUTION LIGHT AND ALL ASSOCIATED #1 HYD PRESSURE LIGHTS. MAINTENANCE PERSONNEL BLED BOTH HYD SYSTEMS IAW-8MM 12-10-29. CREW GROUND RAN AIRCRAFT. OPERATED FLAPS AND NO DEFECTS WERE NOTED AND ALL PRESSURES WERE NORMAL. BOTH HYD QUANTITIES WITHIN LIMITS. AIRCRAFT RETURNED TO SERVICE. THIS INCIDENT IS CONSIDERED CLOSED.