Service difficulty report · Ahrs · Aerosp ATR72212

Difficulty date
August 26, 2021
Submitted
August 30, 2021
Operation
Air carrier
Aircraft
N800FX
Make and model
Aerosp ATR72212
Aircraft serial
336
Aircraft time
39,194 hours, 40,824 cycles
Part
Ahrs
Part number
7003360946
Part serial
88091125
Condition
Faulted
Location
Nr 1
Stage of operation
CR
How discovered
O
Nature of condition
B, G
Precautionary procedure
H, G

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

What was found

#2 DC GENERATOR FAULTED, WOULD NOT RESET. FOLLOWED BY AHRS 1 NORM SUPPLY CB POPPED, AHRS 1 AUX SUPPLY CB POPPED. THE CREW REPORTED AN ELECTRICAL SMELL IN THE COCKPIT AND DONNED O2 MASKS. MAINTENANCE REPLACED #1 AHRS COMPUTER AND #2 STARTER GENERATOR WITH A SUCCESSFUL OPERATIONAL CHECK.

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