SDR UIEA200400029

Service difficulty report · Transformer · Boeing 74747UF

Difficulty date: March 8, 2004
Submitted: March 16, 2004
Operation: Air carrier
Aircraft: N499MC
Make and model: Boeing 74747UF
Aircraft serial: 29260
Engine: Ge CF680C2*
System (JASC): 3310 · Flight Compartment Lighting
Part: Transformer
Part number: 245904
Condition: Burned
Location: P7 Panel
Stage of operation: CR
How discovered: O
Nature of condition: B
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

GT603/6 HSV/PIK BURNT ODOR IN COCKPIT: AIRCRAFT HAS A BURNT ODOR DURING ENTIRE FLIGHT. TRACED TO TRANSFORMER T44, REMOVED AND REPLACED SAME IAW MM 33-11-05. NO CIRCUIT BREAKER AVAILABLE, ISOLATED WIRING AND TRANSFERRED TO DMI M04-014 IAW MEL 33-11-01 CAT C. CB WAS REMOVED AND REPLACED, AND OPERATION CHECK NORMAL.

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