Service difficulty report · Vsi · Aerosp ATR42300

Difficulty date
October 7, 2026
Submitted
October 8, 2026
Operation
Air carrier
Aircraft
N921FX
Make and model
Aerosp ATR42300
Aircraft serial
319
Aircraft time
29,676 hours, 34,057 cycles
Part
Vsi
Part number
457400TC0812
Part serial
1551
Condition
Failed
Location
Zone 200
Stage of operation
CR
How discovered
V
Nature of condition
O
Precautionary procedure
O

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

What was found

FLIGHT 7275 ICT-AFW DISCREPANCY: DUAL AC BUS FAILURE IN FLIGHT. CREW EXECUTED THE EMERGENCY CHECKLIST, RESTORING POWER TO THE FO'S SIDE. THE CAPTAIN'S SIDE REMAINED INOPERATIVE. THE AIRCRAFT LANDED SAFELY IN AFW. CORRECTIVE ACTION: MAINTENANCE REPLACED THE CPT'S VERTICAL SPEED INDICATOR. OPS CHECKS GOOD.

More about the Aerosp ATR 42-300