SDR UIEA200700477

Service difficulty report · Nose Cowl · Boeing 747271C

Difficulty date: November 15, 2007
Submitted: December 3, 2007
Operation: Air carrier
Aircraft: N537MC
Make and model: Boeing 747271C
Aircraft serial: 22403
Aircraft time: 98,517 hours, 19,329 cycles
Engine: Ge CF650E2
Engine time: 62,911 hours, 11,366 cycles
System (JASC): 7160 · Engine Air Intake System
Part: Nose Cowl
Condition: Cracked
Location: Nr 2 Engine
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: K

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

What was found

NR 2 ENGINE NOSE COWL HAS 3 EACH CRACKS. ONE CRACK AT 7 O'CLOCK POSITION IS 15" LONG. NEXT CRACK AT 6 O'CLOCK POSITION IN 6 INCH LONG AND THE NEXT CRACK AT 6.45 O'CLOCK POSITION IS 11 INCH LONG. REPAIRED NR 2 ENGINE NOSE COWL IAW SRM 51-43-01 AND XEO 71-111707.