Service difficulty report · Monitoring Unit · Airbus A350941

Difficulty date
March 26, 2021
Submitted
March 29, 2021
Operation
Air carrier
Aircraft
N512DN
Make and model
Airbus A350941
Aircraft serial
0267
Aircraft time
9,224 hours, 852 cycles
Part
Monitoring Unit
Condition
Odor
Location
Nr 1a
Stage of operation
CR
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

SHIP 3512 -DIV- DUE TO ELECTRICAL ODOR ALONG WITH ELECTRICAL DISTRIBUTION SYSTEM FAULTS. CORRECTIVE ACTION: REPLACED ELECTRICAL DISTRIBUTION MONITORING UNIT 1A (EDMU-1A) DUE TO CREW REPORTS OF AMBER X DISPLAYED ON ATU OUTPUT TO AC1A/AC1B AND INSPECTED AUTO TRANSFORMER UNITS (ATU) FOR SIGNS OF OVERHEATING WITH NO TROUBLE FOUND. PERFORMED LIGHTNING STRIKE INSPECTION WITH NO FINDINGS. REPLACED CIDS 2.

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