SDR QXEA2019071800265

Service difficulty report · Blade · Emb ERJ170200LR

Difficulty date: July 17, 2019
Submitted: July 18, 2019
Operation: Air carrier
Aircraft: N624QX
Make and model: Emb ERJ170200LR
Aircraft serial: 00657
Aircraft time: 6,352 hours, 3,798 cycles
Engine: Ge CF348E5
System (JASC): 7230 · Turbine Engine Compressor Section
Part: Blade
Condition: Stiff
Location: Nr 1 Engine
Stage of operation: CL
How discovered: O
Nature of condition: E
Precautionary procedure: O

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

What was found

RECEIVED AMBER ENG VIB LP 4.0 ENG 1 DURING CLIMB WITH CLIMB THRUST, LEVELED OFF AT FL 330. DESCENDED TO FL310. ENG 1 LP VIB 3.1 AT FL310. REMOVED FROM SERVICE. DETERMINED TO BE ABNORMAL N1 VIBRATION. C/W INSPECTIONS PER MCN E770001-01. FOUND 3 BLADES STIFF, LOOSENED BLADES BY SHAKING. NO OTHER DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE.

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