SDR CALA2017072102286

Service difficulty report · Blades · Boeing 757200

Difficulty date: July 17, 2017
Submitted: July 21, 2017
Operation: Air carrier
Aircraft: N14107
Make and model: Boeing 757200
Aircraft serial: 27297
Aircraft time: 88,671 hours, 21,193 cycles
Engine: Rroyce RB211535E4B3
System (JASC): 7200 · Engine (Turbine/Turboprop)
Part: Blades
Condition: Damaged
Location: Nr 2 Engine
Part time: 49,224 hours, 11,964 cycles
Stage of operation: CL
How discovered: O
Nature of condition: R, J
Precautionary procedure: A

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

What was found

DURING CLIMB OUT 3K FT. THRUST REDUCED.. STRONG YAW & NOISE FROM LEFT ENGINE. PULLED THRUST, INDICATORS SHOWED NORMAL. AFTER FURTHER INTERROGATION EICAS MESSAGE IS RT ENGINE SURGE BITE. FOUND THE NR 2 ENGINE SEVERAL HPC BLADES DAMAGED IN STAGES 3, 4, 5, 6 THAT ARE OUT OF LIMITS IAW AMM 72-00-00-206-038-R044. REPLACED THE NR 2 ENGINE IAW AMM 71-00-02

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