Service difficulty report · Engine · Boeing 7377H4

Difficulty date
March 24, 2025
Submitted
March 25, 2025
Operation
Air carrier
Aircraft
N236WN
Make and model
Boeing 7377H4
Aircraft serial
34631
Aircraft time
62,355 hours, 37,358 cycles
Engine
Cfmint CFM567B242
Engine time
60,174 hours, 35,873 cycles
Part
Engine
Part number
CFM567B24
Part serial
890915
Condition
Vibrates
Location
Zone 400
Stage of operation
AP
How discovered
C
Nature of condition
O
Precautionary procedure
K

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

What was found

EXCESSIVE AIRFRAME VIBRATION FELT WHEN #1 ENGINE BROUGHT OUT OF IDLE POSITION <[01]. R/R #1 ENG PER MT 771-00-01.

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