Service difficulty report · Oven · Boeing 777222

Difficulty date
March 9, 2023
Submitted
March 9, 2023
Operation
Air carrier
Aircraft
N221UA
Make and model
Boeing 777222
Aircraft serial
30552
Aircraft time
81,490 hours, 9,929 cycles
Part
Oven
Part number
NA
Condition
None
Location
Oven W33
Stage of operation
UK
How discovered
O
Nature of condition
B
Precautionary procedure
K

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

What was found

SMELL PLASTIC MELTING OUT OF FL180.TO BELOW 10 ON FLIHT DECK.DOO R2L/45 P310, P210, AND P110 PANEL IN THE E & E COMPARTMENT AND A VISUAL AREAS AND WENT INSIDE THE E&E COMPARTMENT AND STILL NO EVIDENCE INSPECTION OF THE AIRCRAFT BATTERY & CHARGER AND NO EVIDENCE OF OF ELECTRICAL ODOR. ELECTRICAL SMELL OR DEFECTS. SEE ATTACHED FORM 46.6020 COMPLETED BY FLIGHT CREW AND CABIN ACCOMPLISHED SMOKE/ODOR IN THE FLIGHT DECK/CABIN CONDITIONAL WHEN THE TECHS RETURNED TO THE AIRCRAFT AFTER SPEAKING WITH TOMC CREW. INSPECTION REF. 05-51-58-800-801-C3, STEPS 1A THRU 2H AND FOUND IN THE MAINT. OFFICE AROUND 3:00 PM, THE FLIGHT CREW REPORTED NO EVIDENCE OF ELECTRICAL SMELL. ALSO PERFORMED VISUAL THAT AROUND 2:40 PM THEY HAD AN ELECTRICAL SMELL AROUND DOOR 1L, INSPECTION INSIDE THE FLIGHT DECK OVERHEAD P-5 PANEL, INSIDE THE ABOVE THE E&E COMPARTMENT. WE AGAIN INSPECTED THE SURROUNDING EQUIP ON, STILL NO ODORS DETECTED. 2R.. CONTINUED TASK 05-51-58-800-801-C3, STEPS I THROUGH T. PART OPERATED ALL SEAT FUNCTIONS IN FWD CABIN, SEAT CONTROL, LIGHTS POWER ENGINE RUN PERFORMED WITH FLIGHT CREW WITH PACKS OPERATED AND CALL, SNAKE LIGHTS. NO FAULTS NOTED. GALLEYS ALL POWERED, NO AS REQUIRED. NO OBVIOUS ELECTRICAL ODORS OR SIMILAR DETECTED. AS ODOR. INSPECTED WATER HEATERS AT FWD LAVS AND AT DOOR 2 L AND ADVISED BY TOMC, APU ON 2 HOURS WITH VARIOUS CABIN AND GALLEY 2R, ALL OK. VISUALLY INSPECTED DOOR HEATERS FOR DOORS 1L 1R 2L OVEN W33 HAS BURNT PLASTIC AMD ALUMINUM FOIL WILL BE DEFERRE