SDR SIMA200413803

Service difficulty report · Engine · Emb EMB135KL

Difficulty date: May 14, 2004
Submitted: June 10, 2004
Operation: Air carrier
Aircraft: N834AE
Make and model: Emb EMB135KL
Aircraft serial: 145631
Engine: Allsn AE3007A
System (JASC): 7200 · Engine (Turbine/Turboprop)
Part: Engine
Condition: Vibration
Location: Nr 1
Stage of operation: CR
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

BOS - FLT 4669 - UNUSUAL ABNORMAL VIBRATION AND NOISE FROM NR 1 ENGINE AT 40 PERCENT N1 AND BELOW, CAN BE FELT THROUGH FLOOR, YOKE AND RUDDER PEDALS. ALSO, IN CABIN AREA. ENGINE INSTRUMENTS READ NORMAL. REPLACED NR 1 ENGINE ASSEMBLY IAW W/C 72-000-00. LEAK AND OPS CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. (M)

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