Service difficulty report · Engine · Boeing 7377H4

Difficulty date
September 27, 2026
Submitted
October 2, 2026
Operation
Air carrier
Aircraft
N443WN
Make and model
Boeing 7377H4
Aircraft serial
29838
Aircraft time
75,765 hours, 45,274 cycles
Engine
Cfmint CFM567B242
Part
Engine
Condition
Smoke
Location
Nr 1
Stage of operation
TX
How discovered
O
Nature of condition
B
Precautionary procedure
D

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

What was found

NO LIGHT OFF NR 1 ENGINE USING RT IGNITION, AIRCRAFT BEHIND US INDICATED SMOKE COMING FROM NR 1 ENGINE. PERFORMED FIM TASK 80-06 TASK 804. NO RECENT FAULTS AND ON FAULT HISTORY ON ECC 1. PERFORMED IGN L & R AUDIBLE TEST. ENG 1 STARTED ON R IGN ON IDLE RUN. OPS CHKD GOOD

More about the Boeing 737-7H4