Service difficulty report · Oil System · Boeing 737823

Difficulty date
April 25, 2025
Submitted
April 28, 2025
Operation
Air carrier
Aircraft
N996NN
Make and model
Boeing 737823
Aircraft serial
31248
Aircraft time
25,315 hours, 11,092 cycles
Engine
Cfmint CFM567B242
Engine time
25,315 hours, 11,091 cycles
Part
Oil System
Part number
CFM567B
Part serial
864440
Condition
Empty
Location
Nr 1 Engine
Part time
25,315 hours, 11,091 cycles
Stage of operation
NR
How discovered
O
Nature of condition
K, J
Precautionary procedure
E, A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: NUMBER 1 ENGINE OIL QUANTITY DROPPED TO 0 IN FLIGHT; THEN OIL PRESSURE WENT TO 0; INFLIGHT SHUT DOWN COMPLETED. AIRCRAFT DIVERTED TO AND LANDED SAFELY AT MCO. REMOVED AND REPLACED LEFT ENGINE ASSEMBLYT, ALL OPERTIONAL AND LEAKED CHECK GOOD. PER W/C 08L40072003.