SDR 2007UALA01509

Service difficulty report · Unknown · Boeing 757222

Difficulty date: May 13, 2007
Submitted: May 18, 2007
Operation: Air carrier
Aircraft: N581UA
Make and model: Boeing 757222
Aircraft serial: 26701
Aircraft time: 47,240 hours, 16,506 cycles
Engine: Pwa PW2037
System (JASC): 2120 · Air Distribution System
Part: Unknown
Condition: Odor
Location: Cabin
Stage of operation: TO
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

VERBAL FROM CREW - SMOKEY, BURNING, CHEMICAL ODOR IN FIRST CLASS CABIN. SMELL WAS NOTICED BY SEVERAL PASSENGERS AND FLT ATTENDANTS. ODOR WAS NOTICED ON TAKEOFF AND LANDING. [SUP 06-06-07] RAN LT AND RT ENGINES BLEEDS ON & OFF, PACKS ON EACH PNEUMATIC SYSTEM ISOLATED, PACKS OPERATED OFF APU, RECIRC FAN ON AND OFF, NO ODORS DETECTED. CAUSE OF ODOR COULD NOT BE DETERMINED.