What was found
AIR TURNBACK. ENGINE DRIVEN PUMP -A- SYSTEM HYDRAULIC QUANTITY DROPPED TO 1/4 FULL. FOUND NR 1 ENGINE DRIVEN HYDRAULIC PUMP CONTAMINATED WITH METAL. REMOVED AND REPLACED PUMP PER MM.
- Difficulty date
- April 7, 2006
- Submitted
- April 10, 2006
- Operation
- Air carrier
- Aircraft
- N613SW
- Make and model
- Boeing 7373H4
- Aircraft serial
- 27931
- Aircraft time
- 35,982 hours, 30,352 cycles
- System (JASC)
- 2913 · Hydraulic Pump (Electric/Engine), Main
- Part
- Pump
- Part number
- 623337
- Part serial
- MX509167
- Condition
- Fod
- Location
- Nr 1 Engine
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- K, J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.