N919WM
Registered owner: BOARD OF TRUSTEES OF WESTERN MICHIGAN UNIVERSITY, MI (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
No operator established for this aircraft.
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
Service Difficulty Reports filed with the FAA for this airframe. Filing is largely voluntary — the number of reports is not a measure of reliability. To verify a report, search its control number at the FAA SDRS site.
8 reports on file, 2010-02-16 – 2016-09-29.
Part: SKIN — CRACKED (FUSELAGE) · airframe 7,586 hrs · 25,154 cycles
WHILE CONDUCTING INSPECTION OF THE ENGINE FIREWALLS. WHEN REMOVING THE NR 1 INLET CHANNEL (PN 713M2077101)FOR INSPECTION AND SAW THAT IT WORN A HOLE INTO THE SKIN OF THE DRIVE SHAFT TUNNEL. WHILE CLEANING AND INSPECTING THE DAMAGE AREA FOUND THAT THE SAME SKIN IS ALSO CRACKED. THIS AIRCRAFT REMAINS OUT OF SERVICE AT THE TIME OF THIS SUBMISSION AWAITING A REPAIR PROCEDURE FROM THE OEM.
Part: UNKNOWN — ODOR (COCKPIT/CABIN) · airframe 7,487 hrs · 24,890 cycles
THE PILOT NOTICED ON TAKE OFF FROM THE BASE, A RAW FUEL ODOR IN THE FLIGHT DECK. CONFIRMED THE ODOR WAS IN THE CABIN AREA AS WELL. RETURNED TO BASE. UPON INSPECTION BY PILOT, CHECKED THE FUEL CAP AND ANY LEAKS AROUND, UNDERNEATH OR ON THE ENGINE DECKS WITH NO VISABLE LEAK. THE ODOR WAS GREATER IN THE AFT CABIN AREA AFTER SHUTDOWN. THE MECHANIC INSPECTED THE AIRCRAFT, BOTH ENGINES, EQUIPMENT PLATES AND FUEL CAP. NO DEFECTS WERE NOTED. PILOT AND MECHANIC PERFORMED A FLIGHT TEST CHECK WITH NO ODORS NOTED DURING OR AFTER THE FLIGHT IN COCKPIT OR AFT CABIN. THE AIRCRAFT WAS THEN RETURNED TO SERVICE.
Part: FUEL CELL — LEAKING (ZONE 100) · airframe 6,227 hrs · 21,101 cycles
DURING FERRY FLIGHT, NOTED A FUEL ODOR IN CABIN. CONTINUED TO DESTINATION, LANDED WITHOUT INCIDENT. DURING POSTFLIGHT INSPECTION FUEL WAS NOTED DRIPPING (APPROX 1 DROP EVERY 3 MIN) FROM AFT MAIN TANK BELLY COVER. CLEANED AND RETORQUED AFT MAIN EQUIPMENT PLATE. FOUND FUEL TO BE COLLECTED AGAIN AT THE MAIN EQUIPMENT PLATE AFTER 20 MINUTE WAIT. REMOVED EQUIPMENT PLATE AND FOUND FUEL BETWEEN MAIN FUEL BLADDER AND OUTER ACFT SHELL. FUEL WETNESS LOOKS AS IF IT IS COMING FROM RT UPPER CROSS FEED TUBE LOCATED BETWEEN THE MAIN TANK AND RT SUPPLY TANK. BUBBLES WERE SEEN COMING FROM THE VULCANIZED REINFORCEMENT PATCH WHERE THE TUBE IS ATTACHED TO THE TANK. THE MAIN TANK HAS A LEAK IN THE SEAM OR PIN HOLES AT THE RT CROSS FEED CONNECTION. THESE BUBBLES WERE NOT AT THE LOCATION OF THE CLAMP. THE INTERIOR IS NOW BEING DISASSEMBLED TO ACCESS THE TANK, SO IT CAN BE REPLACED. THIS MX IS CURRENTLY OUT OF SERVICE UNTIL THIS DISCREPANCY HAS BEEN CORRECTED.
Part: UNKNOWN — ODOR (CABIN) · airframe 6,136 hrs · 20,769 cycles
CREW SMELLED RAW FUEL IN COCKPIT AND CABIN DURING FLIGHT APPROX 4 MINUTES AFTER TAKEOFF. RETURNED TO BASE, MECHANIC CALLED IN TO INSPECT ACFT FOUND NO VISABLE FUEL LEAKS GROUND RAN ACFT FOR 10 MINUTES WITH NO FAULTS FOUND. RETURNED ACFT TO SERVICE.
Part: DRAIN LINE — CRACKED (NR 1 ENGINE) · airframe 5,887 hrs · 19,875 cycles
ON CLIMBOUT,THE FLIGHT CREW NOTICED PUFFS AND STREAMS OF WHITE SMOKE COMING FROM NR 1 ENGINE. THE PILOT IMMEDIATELY RETURNED TO THE BASE AND CONTACTED MX. INSPECTED AND FOUND THE OIL DRAIN LINE IN THE AFT OF THE NR 1 ENGINE COMPARTMENT WAS CRACKED ALLOWING OIL TO BE VENTED THROUGH THE EXHAUST CAUSING WHITE SMOKE. HE REPLACED THE DRAIN LINE, AND PERFORMED A FLIGHT TEST. NO OTHER DESCREPANCIES NOTED.
Part: MASTER CAUTION — DAMAGED (COCKPIT) · airframe 5,997 hrs · 21,044 cycles
THE MASTER WARNING PANEL IS UNREADABLE FROM SOME ANGLES AND DIFFICULT TO READ FROM THE PILOTS POSITION IN DAYLIGHT CONDITIONS. THE ENGINE/TRANSMISSION OTP INDICATOR IS DIFFICULT TO READ FROM THE PILOTS POSITION IN DAYLIGHT CONDITIONS. THE CDS IS DIFFICULT TO READ FROM THE PILOTS POSITION IN DAYLIGHT CONDITIONS. THE GARMIN GPS IS DIFFICULT TO READ FROM THE PILOTS POSITION IN DAYLIGHT CONDITIONS. THE HSI IS MARGINALLY READABLE IN DAYLIGHT CONDITIONS. THE MASTER CAUTION ANNUNCIATOR HAS A GREEN LENS INSTALLED. THE ELT REMOTE SWITCH LIGHT IS UNDETECTABLE IN DAYLIGHT CONDITIONS. THE FM TAC-COM SCREEN IS UNREADABLE IN DAYLIGHT CONDITIONS.
Part: STARTER GEN — INOPERATIVE (NR 1) · airframe 5,820 hrs
NR 1 ENG STARTER GEN WOULD NOT COME ONLINE ON START-UP. FLIGHT WAS ABORTED, POST FLIGHT INSP REVEALED .1250" X .7500" HOLE ON STARTER GEN HOUSING.
Part: BLADE — DELAMINATED (MAIN ROTOR) · airframe 5,378 hrs · 18,826 cycles
DURING A DAILY INSPECTION, THE TECH DISCOVERED A 'L' SHAPED DELAMINATION ON 1 MAIN ROTOR BLADE UPPER SKIN NEAR THE BLADE ROOT OR 'CUFF'. THE DELAMINATION MEASURES 18MM L X 8MM W. MAIN ROTOR BLADE IS BEING REPLACED & DEFECTIVE BLADE BEING SENT BACK TO MFG FOR REPAIR.