Service difficulty report · Engine · Boeing 757222

Difficulty date
July 7, 2009
Submitted
July 8, 2009
Operation
Air carrier
Aircraft
N516UA
Make and model
Boeing 757222
Aircraft serial
24860
Engine
Pwa PW2037
Part
Engine
Condition
Failed
Location
Nr 2
Stage of operation
CR
How discovered
9
Nature of condition
Y, J
Precautionary procedure
A

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

What was found

DIVERTED ON AMBER ALERT WITH NR 2 ENG SHUTDOWN. ACCOMPLISHED NR 2 ENGINE BORESCOPE INSP OF LPC, HPC, COMBUSTION CHAMBER INNER AND OUTER LINER, NGVS AND INJECTORS, HPT 1 AND 2 BLADES AND LPT 3 BLADES. NO LIMITING DISTRESS. ALL PLUGS INSTALLED. TROUBLESHOOT ENG 2 FLAMEOUT. FOUND PMA STATOR NR 2 ENG OPEN WINDINGS AT PHASES A,B, AND C AND OPEN SPEED WINDING AT D4846 (W1P6) AND OPEN WINDINGS AT PHASES A.B. AND C. AT D4858 (W2P6) CONFIRMED CORRECT RESISTANCE VALUES ON NEW UNIT REPLACED ON SEQ NR 2462002. PERFORMED WIRING CHECKS REF EPCS MSGS3 51-17, 275-15, AND 351-27. ALL CHECKS NORMAL.