SDR UIEA2020091702016

Service difficulty report · Manifold · Boeing 76736N

Difficulty date: September 17, 2020
Submitted: September 29, 2020
Operation: Air carrier
Aircraft: N1093A
Make and model: Boeing 76736N
Aircraft serial: 30111
Aircraft time: 82,310 hours, 11,968 cycles
Engine: Ge CF680C2B7F
System (JASC): 7500 · Engine Bleed Air System
Part: Manifold
Part number: 1473M25G14
Part serial: M025470
Condition: Damaged
Location: Lt 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

LEFT ENGINE TCC DUCT IS DAMAGED. ITEM TRANSFERRED TO MDDR 134586, IAW DDG 75-24-01, CAT C DUE 27SEP20. LT ENGINE TURBINE COOLING SYSTEM INOPERABLE. REMOVED DAMAGED INLET MANIFOLD AND INSTALLED NEW INLET MANIFOLD, IAW AMM 75-24-03-404-037-H00; 75-24-03-004-001-H00. ASSOCIATED BRACKETS INSTALLED SAFETY WIRED. COMPLETED INSTALLATION OF TCC COOLING DUCT, IAW MM 75-24-03.

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