N808JH
Registered owner: TREELINE HELICOPTERS INC, TN (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| JACK HARTER HELICOPTERS, INC. (DCGA) | Certificate holder | — | Matched by certificate designator |
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
DURING A POST FLIGHT MAINTENANCE INSPECTION A SMALL DENT WAS DISCOVERED ON THE OUTBOARD FACE OF ONE OF THE AIRCRAFT TAIL ROTOR BLADES. PILOT REPORTED THERE WAS NO INDICATIONS OR NOISE OF ANYTHING STRIKING THE BLADE. THE BLADE DENT WAS FOUND TO BE WITHIN SERVICEABLE LIMITS. TAIL GEARBOX, HORIZONTAL AND VERTICAL FINS, TAILBOOM, AND DRIVSHAFTS AND COUPLINGS INSPECTED PER MDHI SPECIAL INSPECTIONS SECTION. NO DAMAGE NOTED. AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.
DURING A POST FLIGHT INSPECTION, THE MECHANIC FOUND A CRACK ON THE AFT END OF THE RIGHT-HAND STATION 174 DOUBLER CONNECTING THE BOOM FAIRING AND TURTLE BACK OF THE UPPER AFT FUSELAGE.
DURING MAINTENANCE GROUND RUN CHECK OPERATIONS ENGINE FUEL WAS NOTICED COMING OUT OF THE FUEL CONTROL CASE AND LEAKING TO THE GROUND. FUEL CONTROL WAS REMOVED FOR INVESTIGATION AND A SERVICABLE UNIT INSTALLED.
FUEL LEAKING FROM LEFT HAND FUEL BLADDER. REPLACED BOTH LEFT AND RIGHT HAND BLADDERS.
ENGINE CHIP LIGHT ILLUMINATED WHEN ENGINE WAS BROUGHT TO FLIGHT IDLE AFTER ENGINE START UP. MAINTENANCE FOUND 2 FLAKES WITHIN LIMITS ON THE UPPER CHIP PLUG.A 30 MINUTE GROUND RUN WAS PERFORMED, THE PLUGS WERE INSPECTED AGAIN AND FOUND CLEAN. AIRCRAFT RETURNED TO SERVICE.
THE BOTTOM SKIN OF THE MAIN ROTOR BLADE HAS A 4 1/2 INCH CRACK STATING AT THE TRAILING EDGE AND PERPENDICULAR TO SPAN 57 1/4 INCHES IN FOR BLADE TIP.
DURING A POST MAINTENANCE OPERATIONAL CHECK FLIGHT THE MAIN ROTOR GEARBOX CHIP LIGHT ILLUMINATED. A PIECE OF METAL WAS FOUND ON THE CHIP PLUG. THE TRANSMISSION WAS REMOVED AND A SERVICABLE TRANSMISSION WAS INSTALLED.
DURING ROUTINE MAINTENANCE APROXIMATELY 1" INBD FROM THE TIP ON THE TOP OF THE MAIN ROTOR BLADE, PN 500P2100-105, SN 907B A .5" X .5" DELAMINATION WAS FOUND ON THE STAINLESS STEEL L/E OF THE BLADE. THE BLADE WAS REMOVED FROME THE ACFT AT THIS TIME.
PILOT GOT AN INTERMITTENT ENGINE CHIP LIGHT INDICATION AFTER TAKEOFF AND RETURNED FOR LANDING. MAINTENANCE FOUND LIGHT EXTINGUISHED BUT FOUND METAL ON UPPER AND LOWER ENGINE CHIP PLUGS. ENGINE WAS REMOVED FROM THE ACFT FOR FURTHER INSPECTION.
DURING A MAINTENANCE GROUND RUN OPERATION A HIGH LATERAL VIBRATION WAS ENCOUNTERED AND THE ACFT WAS SHUTDOWN. IT WAS DISCOVERED THAT WATER HAD ENTERED THE BLADE DURING A HEAVY RAINFALL THE NIGHT BEFORE. ATTEMPTS TO REMOVE THE WATER WERE UNSUCCESSFUL AND THE BLADE WAS REMOVED FROM THE ACFT FOR EVALUATION.
ENGINE CHIP LIGHT ILLUMINATED DURING TOUR FLIGHT. THE PILOT LANDED ACFT AND CALLED MAINTENANCE. MAINTENACE FOUND METAL FLAKE MEASURING LESS THAN .03125 ON UPPER AND LOWER ENGINE CHIP PLUGS. AFTER CLEANING THE PLUGS A 30 MINUTE GROUND RUN WAS PERFORMED AND THE PLUGS WERE RECHECKED AND FOUND CLEAN. THE ACFT WAS RETURNED TO SERVICE.
PILOT RECIEVED A TAIL GEARBOX DIM CHIP LIGHT IN FLIGHT. THE PILOT PERFORMED AN UNEVENTFUL UNSCHEDULED LANDING AND CALLED MAINTENANCE. THE MECHANIC EXAMINED THE GEARBOX CHIP DETECTOR AND FOUND IT CLEAN. THE MECHANIC REPLACED AN INTERNALLY SHORTING CHIP DETECTOR. OPERATION AND LEAK CHECKS WERE PERFORMED AND RESULTS WERE NORMAL
PILOT REPORTED CHIRPING NOISE FROM ENGINE AT END OF DAY SHUTDOWN. MAINTENANCE REMOVED TURBINE ASSY FOR SUSPECT N2 RUBBING.
PILOT REPORTED AN ENGINE CHIP LIGHT. THE CHIP LIGHT WAS EXTINGUISHED WHEN CHIP PLUGS WERE REMOVED AND CLEANED. DURING OPS CHECKS THE LIGHT CAME BACK ON. MAINTENANCE ULTIMATELY DISCOVERED A SHORTING WIRE IN THE LOWER ENGINE CHIP DETECTOR CONNECTOR. THE BAD PORTION OF WIRE WAS REMOVED AND BOTH UPPER AND LOWER CHIP DETECTOR CONNECTORS WERE REPLACED.
PILOT EXPERIENCED IN FLIGHT STICK SHAKE AND UNUSUAL VIBRATION. MX SUSPECTS PROBLEM WITH DROOP RING AND FOLLOWERS ON MAIN ROTOR HUB ASSY.