Service difficulty report · None · Boeing 737

Difficulty date
December 1, 2021
Submitted
April 29, 2022
Operation
Air carrier
Aircraft
N220WN
Make and model
Boeing 737
Aircraft serial
32491
Aircraft time
54,632 hours, 32,447 cycles
Part
None
Part number
11519681
Part serial
BN165973
Condition
Faulty
Location
#2 Engine
Stage of operation
CL
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

SUPPLEMENTAL INFORMATION: AT FL370 APU LIGHT LOW OIL PRESSURE ILLUMINATED SHUT DOWN PER QRH OTS - APU & #2 GEN INOP_APU - COMPLIED WITH FIM 49-90 803 TASK. SERVICED OIL TANK. NO CURRENT FAULTS.R&R APU BTC CO803 IN REF TO AMM 24 - 21 - 41 R&R #2 ENGINE BTC CO802 IN REF TO AMM 24 - 21 - 41 R&R AC SYS GEN OVHD PANEL P54 IN REF TO AMM 24 - 21 - 51 OPS CHECK IS OK_ / OK TO CONTINUE ON MEL 24 - 1 - 02 SP NUMBER ONE AUTHORIZATION NUMBER 36950 UPDATE VERIFIED PANEL WAS BAD FOUND A BAD SWITCH REMOVED AND REPLACED APU BUS TIE CONTACTOR CO803 IN REFERENCE TO AIRCRAFT MAINTENANCE MANUAL 24 - 21 - 41 REMOVED AND REPLACED #2 ENGINE BUS TIE CONTACTOR CO802 IN REFERENCE TO AIRCRAFT MAINTENANCE MANUAL 24 - 21 - 41 REMOVED AND REPLACED AC SYSTEM GENERATOR OVERHEAD PANEL P54 IN REFERENCE TO AIRCRAFT MAINTENANCE MANUAL 24 - 21 - 51 OPS CHECK IS OK