What was found
MCI - FLT 117 - DURING DESCENT LOST 'B' SYSTEM HYDRAULIC QTY. REMOVED AND REPLACED SPLIT O-RING AT NR 5 SPOILER ACTUATOR PLUG. OPS CHECK NORMAL. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MCI - FLT 117 - DURING DESCENT LOST 'B' SYSTEM HYDRAULIC QTY. REMOVED AND REPLACED SPLIT O-RING AT NR 5 SPOILER ACTUATOR PLUG. OPS CHECK NORMAL. (M)