SDR UPS01534639

Service difficulty report · Torque Ring · Boeing 75724APF

Difficulty date: January 17, 2001
Submitted: January 26, 2001
Operation: Air carrier
Aircraft: N455UP
Make and model: Boeing 75724APF
Aircraft serial: 25476
System (JASC): 7712 · Engine BMEP/Torque Indicating
Part: Torque Ring
Condition: Cracked
Location: Nr 1 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

INSPECTION TYPE:N/A, NR 1 ENG O/B SIDE TORQUE RING SCOOP CRACKED IN 2 PLACES, 2 INCHES FROM TOP AT FORWARD EDGE (2 INCHES LONG) AND 5 INCHES FROM BOTTOM, FROM RIVET HEAD (.75 INCH LONG) AND VERIFIED WITH DYE PEN. SYS OPS CHECKS GOOD PER M/M 23-11-00. HF TUNES PROPERLY BETWEEN FREQS.

More about the Boeing 757-24APF