SDR DHL2007793023

Service difficulty report · Duct · Boeing 727247

Difficulty date: December 1, 2007
Submitted: February 24, 2008
Operation: Air carrier
Aircraft: N793DH
Make and model: Boeing 727247
Aircraft serial: 21393
Aircraft time: 66,799 hours, 39,978 cycles
System (JASC): 5410 · Nacelle/Pylon, Main Frame
Part: Duct
Condition: Cracked
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

CRACK AT "S" INSIDE DUCT INLET 7 O'CLOCK POSITION BS 1130. REMOVED PREVIOUS REPAIR AND FILLER ON "S" DUCT AT 7 O'CLOCK POSITION BS 1130 IAW SRM 51-30-2 FIGURE 1. REMOVED FRAME IAW SRM 51-30-2 FIGURE 1. FABRICATED NEW FILLER FRAME. FABRICATED REPAIR DOUBLER IAW SRM 54-10-2 FIGURE 5 AND 54-10-3 FIGURE 10. PARTS AND AREA TREATED AND PRIMED IAW SRM 51-10-2 FIGURE 1. REPAIR AND FRAME INSTALLED IAW SRM 54-10-3 FIGURE 10.