N401NA
Operators of this aircraft
Who operated this tail, and how firmly we know it.
No operator established for this aircraft.
Accident & incident history
Maintenance disclosures
PILOT REPORTED A LOSS OF POWER AND DECLARED AN EMERGENCY. MAINTENANCE INVESTIGATED THE LT ENGINE AND FOUND A HOLE IN THE CASE HALF AT THE BASE OF THE NR 6 CYLINDER. THEY ALSO FOUND THE CONNECTING ROD IN 2 PIECES THE CONNECTING ROD CAP ALMOST FLATTENED AND BOTH CONNECTING ROD BOLTS SHEARED. BROKEN PIECES HAVE BEEN SENT FOR ANALYSIS.
IF CENTRAL INSTRUMENT AIR FILTER GETS WET, THE FILTER FIBERS EXPAND AND BLOCKS THE FLOW OF AIR TO VACUUM INSTRUMENT SYSTEM. THIS BLOCKAGE OF AIR FLOW RESULTED IN THE PILOT MAKING AN EMERGENCY LANDING IN LOW CEILINGS/IFR CONDITIONS DUE TO THE VACUUM INSTRUMENT (BOTH SIDES) FAILING. THE FILTER BECAME WET DURING A HEAVY RAIN WHILE LOADING BAGGAGE IN THE NOSE BAGGAGE COMPARTMENT. THE FILTER IS MANUFACTURED BY DONALDSON MFG (PN PIO-5290 OR 294501-0203) FOR DISTRIBUTION BY CESSNA. THIS TYPE FILTER IS INSTALLED IN THE CESSNA CE-340, AND ALL CE-400 SERIES CESSNA AIRCRAFT. MFG P/N PIO-5290 OR 294501-0203.