SDR IXXA09SMN042S

Service difficulty report · Stiffener · Doug DC873F

Difficulty date: March 30, 2009
Submitted: May 19, 2009
Operation: Air carrier
Aircraft: N605AL
Make and model: Doug DC873F
Aircraft serial: 46106
Aircraft time: 99,555 hours, 26,286 cycles
System (JASC): 7830 · Engine Thrust Reverser
Part: Stiffener
Condition: Cracked
Location: Thrust Reverser
Part time: 99,555 hours, 26,286 cycles
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

DURING ROUTINE C CHECK INSPECTION, FOUND NUMBER 3 ENGINE THRUST REVERSER RIGHT COWLING RAIL FITTING CRACKED AT 6 O'CLOCK POSITION. REMOVED RAIL FITTING FASTENERS. FABRICATED NEW STIFFENER. PROTECTED STIFFENER WITH CHROMIC ANODIZED. INSTALLED NEW FASTENERS, AND STIFFENER IAW DC8 SRM 51-1-21, CFM56-5 CHAPTER 78-32-41 PAGES 909-910 FIGURE 902 SHEETS 1-2, DC8 ENGINE SHOP MANUAL CFM56-5 CHAPTER 78-32-41 FIGURE 901 SHEETS 2-3, AND PAGES 906-907.

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