SDR DALA2016030101562

Service difficulty report · Duct · Doug MD88

Difficulty date: February 29, 2016
Submitted: March 1, 2016
Operation: Air carrier
Aircraft: N993DL
Make and model: Doug MD88
Aircraft serial: 53345
Aircraft time: 63,480 hours, 45,809 cycles
System (JASC): 2120 · Air Distribution System
Part: Duct
Condition: Cracked
Stage of operation: IN
How discovered: 9
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

CRACKS ON DUCT, 4 EA, UPPER SETTLEMENT AREA, 1EA, LUGS 2EA AND NEAR OF FLANGE. UPPER SETTLEMENT AREA WAS REPAIRED IAW SOPM 20-10-19, PAR 3D. LUGS WERE REPAIRED IAW ER/A 494638-14MA, REV B. FLANGE WAS REPAIRED IAW ER/A 503276-14MA, REV C AND AREA WERE TREATED AND PAINTED IAW SRM 51-10-3, PAR 14 AND 21, CRACK ON FLANGE .300", UPPER SETTLEMENT AREA 2", CRACK LUGS .250".

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