Service difficulty report · Engine · Boeing 73786N

Difficulty date
January 28, 2025
Submitted
January 30, 2025
Operation
Air carrier
Aircraft
N7949A
Make and model
Boeing 73786N
Aircraft serial
32739
Aircraft time
55,015 hours, 26,867 cycles
Engine
Cfmint CFM567B242
Part
Engine
Condition
Vibration
Location
Nr 1
Stage of operation
DE
How discovered
O
Nature of condition
E, J
Precautionary procedure
O

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

What was found

DEFECT 785300: ENG.#1 VIB EXCEEDDED 4.0 SEVERAL TIMES DURING DECENT BELOW 10.000' VARIED FROM 0.3-5.0, ALERT SHOWED 4 TIMES. NO ABNORMAL VIBRATIONS FELT BY CREW. RESOLUTION: PERFORMED VIBRATION SERVEY IAW AMM 71-00-00-700-814-F00 VIBRATION NEVER EXCEEDED 0.3 FROM IDLE TO T/O THRUST OK FOR SERVICE

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