Service difficulty report · Blade · Boeing 73781Q

Difficulty date
December 30, 2018
Submitted
December 31, 2018
Operation
Air carrier
Aircraft
N733MA
Make and model
Boeing 73781Q
Aircraft serial
30619
Aircraft time
40,372 hours, 15,648 cycles
Engine
Cfmint CFM567B262
Part
Blade
Part number
3400018160
Condition
Sheared
Location
Nr 1 Engine Fan
Part time
36,558 hours, 14,873 cycles
Stage of operation
CR
How discovered
V
Nature of condition
E
Precautionary procedure
B

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

What was found

MIAMI AIR INTL LOGPAGE 254162-3: "DURING FLIGHT AT 33000 FT IDG DRIVE AMBER LIGHT FOLLOWED BY HIGH VIBRATION #1 ENGINE. UPON LANDING, VISUAL INSPECTION REVEALED DAMAGED FAN BLADES." THE CREW DECLARED AN EMERGENCY AND DIVERTED TO MKE. VISUAL INSPECTION REVEALED FAN BLADE PLATFORM LIBERATION BETWEEN FAN BLADES 6 AND 7.

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