SDR UALA2012072504029

Service difficulty report · Starter · Boeing 757222

Difficulty date: July 22, 2012
Submitted: September 26, 2012
Operation: Air carrier
Aircraft: N527UA
Make and model: Boeing 757222
Aircraft serial: 24995
Aircraft time: 69,694 hours, 25,667 cycles
Engine: Pwa PW2037
System (JASC): 8011 · Engine Starter
Part: Starter
Condition: Malfunctioned
Location: Engine
Stage of operation: NR
How discovered: 9
Nature of condition: O
Precautionary procedure: O

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

What was found

LEFT ENGINE VERY SLOW TO START, HUNG START WITH STARTER EICAS MESSAGE. SECOND ATTEMPT ON BOTH, ENGINE WAS VERY SLOW TO START IT TOOK 110 SEC TO REACH IDLE, NO EGT LIMITS EXCEEDED. PERFORMED APU PERFORMANCE CHECK. RIGHT ENG REACHED 29.5 N2, LEFT ENG REACHED 29.3 N2. 4 ENGINE STARTS ON BOTH IGN 1 AND 2, ALL STARTS NORMAL. FF AT START AND IDLE NORMAL. MAX N2 30% BEFORE FUEL ON. NO MAINTENANCE OR EPCS MESSAGES. ENG SPOOL UP FROM FUEL ON IS SAME AS #2.