Service difficulty report · Power Supply · Braero BAE125800A

Difficulty date
November 9, 2010
Submitted
March 15, 2011
Operation
Air carrier
Make and model
Braero BAE125800A
Aircraft time
4,480 hours
Engine
Garrtt TFE7315R
Part
Power Supply
Part number
701571
Condition
Overheated
Location
Strobe
Stage of operation
NR
How discovered
O
Nature of condition
B
Precautionary procedure
H

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

What was found

(CAN) STROBE POWER SUPPLY CAPACITOR OVERHEATED AND MELTED INSULATION RESIN CAUSING ODOR AND EYE IRRITATION TO PASSENGERS. OPEN CIRCUIT TO ONE OF THE THREE STROBE OUTPUT CIRCUITS CAUSED AFFECTED CAPACITOR TO OVERHEAT BECAUSE OF INABILITY TO DISCHARGE. THE CONCERN IS THAT THERE DOES NOT APPEAR TO BE ANY CIRCUIT PROTECTION FOR THIS TYPE OF FAULT.