What was found
RETURNED TO DEPARTURE DUE TO SUDDEN LOSS OF HYDRAULIC FLUID IN SYSTEM A. EMERGENCY WAS DECLARED, AIRCRAFT LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS GROUNDED. NR 1 ENGINE EDP REPLACED IAW AMM 29-11-11
- Difficulty date
- August 5, 2018
- Submitted
- August 9, 2018
- Operation
- Air carrier
- Aircraft
- N916NN
- Make and model
- Boeing 737823
- Aircraft serial
- 31163
- Aircraft time
- 17,802 hours, 7,069 cycles
- System (JASC)
- 2913 · Hydraulic Pump (Electric/Engine), Main
- Part
- Pump
- Part number
- 849589
- Part serial
- 76435
- Condition
- Defective
- Location
- Nr 1
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.