Service difficulty report · Plenum · Boeing 7377H4

Difficulty date
March 18, 2020
Submitted
March 24, 2020
Operation
Air carrier
Aircraft
N905WN
Make and model
Boeing 7377H4
Aircraft serial
36617
Aircraft time
41,912 hours, 25,196 cycles
Part
Plenum
Condition
Dirty
Location
Apu
Stage of operation
CR
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

DURING CRUISE HAD ELECTRICAL BURNING ODOR IN COCKPIT NO ODOR IN CABIN. NO SMOKE, FIRE OR ABNORMAL A/C SYSTEMS NOTED. ODOR LASTED FOR APROX 15 MIN. CAPT CDU BLINKED AND REBOOTED AT THE BEGINING OF THE FLIGHT. COMPLIED WITH CONDITIONAL INSP PER M/M 05-51-56 REMOVED #1 AND #2 FMCS CDU INSPECTED VENTS AND FOUND CLEAN AND OPS CKS NORMAL #1 AND #2 PER M/M 34-61-01. INSPECTED APU AIR INLET PLEAAM AND REMOVED DEBRIS PER M/M 49-15-00. CLEANED WX RADAR RT FILTER PER M/M 34-43-09 OPERATED ALL INST PANEL LTS PER M/M 33-11-00 NO DEFECTS NOTED. OK FOR CONTINUED SERVICE.

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