What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
While in cruise the crew received an advisory "hyd 2 lo qty" the quantity observed rapidly depleting to 0%. "Hyd 2 los press" caution annunciator was then received. The crew completed the checklist, decided that bna was the most appropriate alternate, and declared a pan pan.
The aircraft stopped on the center line for emergency services to inspect the aircraft and were then towed to the gate and passengers deplaned
Maintenance has inspected the aircraft per amm 29-11-00-01AAA-310B-A. Per maintenance #2 hyd rudder pcu’s return line identified. Line is cracked. Parts were sent to bna and aircraft returned to service.
As the FAA filed it
WHILE IN CRUISE THE CREW RECEIVED AN ADVISORY "HYD 2 LO QTY" THE QUANTITY OBSERVED RAPIDLY DEPLETING TO 0%. "HYD 2 LOS PRESS" CAUTION ANNUNCIATOR WAS THEN RECEIVED. THE CREW COMPLETED THE CHECKLIST, DECIDED THAT BNA WAS THE MOST APPROPRIATE ALTERNATE, AND DECLARED A PAN PAN.
THE AIRCRAFT STOPPED ON THE CENTER LINE FOR EMERGENCY SERVICES TO INSPECT THE AIRCRAFT AND WERE THEN TOWED TO THE GATE AND PASSENGERS DEPLANED
MAINTENANCE HAS INSPECTED THE AIRCRAFT PER AMM 29-11-00-01AAA-310B-A. PER MAINTENANCE #2 HYD RUDDER PCU’S RETURN LINE IDENTIFIED. LINE IS CRACKED. PARTS WERE SENT TO BNA AND AIRCRAFT RETURNED TO SERVICE.