Service difficulty report · Heater · Boeing 777300ER

Difficulty date
May 9, 2026
Submitted
May 11, 2026
Operation
Air carrier
Aircraft
N2136U
Make and model
Boeing 777300ER
Aircraft serial
62648
Aircraft time
39,193 hours, 4,245 cycles
System (JASC)
5200 · Doors
Part
Heater
Part number
11963436
Part serial
1168172
Condition
Faulted
Location
Zone 800
Stage of operation
CL
How discovered
O
Nature of condition
B
Precautionary procedure
A

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

What was found

ELECTRICAL BURNING ODOR REPORTED BY FA ON CLIMB OUT. ODOR ALSO IN FLT DECK C/W SMOKE/ODOR CONDITIONAL INSPECTION IAW AMM05-51-58-800-801-C3 UP TO STEP C.(2)(C)9). NO OBVIOUS EVIDENCE OF DISCOLORATION, NO RESIDUAL ODOR, NO C/B TRIPPED OPEN. PERFORMED CABIN ALL TEST ON CSCP, NO FAULTS NOTED, ALL TEST PASSED. INSP ALL ELECT OUTLETS IN FWD CABIN, CHKD DOOR 1L HEATER. INSP ENTRY & CROSSWAY LIGHTING & BALLAST, NO RESIDUAL ODORS, DISCOLORATION, ALL LIGHTS OPS. FWD LAV(S) & GALLEY NORMAL CONDITION. NO EVIDENCE NOTED IN BOTH E/E & FWD E/E BAYS. CONTINUED AMM 05-51-58-800-801-C3 STEP C.(2)(D) THRU (T) SMOKE ODOR IN FLT DECK OR CABIN. NO ELECT ODOR, OR SMOKE IN CABIN AND GALLEYS DURING PART POWER ENGINE RUN. OPS CHECKED GALLEY HEATERS, OPS CHKD GOOD IAW 21-45-00-740-801. COMPLIED WITH CONDITIONAL INSP. REF AMM 05-51-58-800-801-C3 UP TO STEP D.

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