SDR UALA2010072702704

Service difficulty report · Sleeve · Boeing 757222

Difficulty date: July 27, 2010
Submitted: July 28, 2010
Operation: Air carrier
Aircraft: N535UA
Make and model: Boeing 757222
Aircraft serial: 25130
Aircraft time: 63,647 hours, 23,440 cycles
Engine: Pwa PW2040
Engine time: 19,443 hours, 23,511 cycles
System (JASC): 7830 · Engine Thrust Reverser
Part: Sleeve
Condition: Dented
Location: Thrust Reverser
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 1 ENGINE RT-INBD REVERSER TRANSLATING SLEEVE HAS DENT 12 INCHES LONG AND MAX AT 2 INCH WIDE WITH NO VISABLE CRACKING OR PUNCTURE AND WITH AUDIABLE CRUSHED CORE SOUND AS DEFINED IN GNMM 3-0-0-023 AND GNMM 3-0-0 22 DENT IS STILL BONDED TO CORE AND NOT DELAMINATED, MAX DEPTH OF DENT IS.055 AT DEEPEST POINT. DENT LIMIT EXCEEDED REF SRM 54-31-01 FIGURE 101. APPLIED SPEED TAPE AND ACP OP CHECK. VISUAL CK NR1 ENG RT INBD REVERSER TRANSLANTING SLEEVE, NO SOUND OF DELAMINATION AND SPEED TAPE IS SECURED AS REQUIRED.