N606JS
Registered owner: STAR MARIANAS AVIATION SCHOOL INC, MP (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| STAR MARIANAS AIR INC (1SMA) | Certificate holder | — | Matched by certificate designator |
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.
3 reports on file, 2018-06-10 – 2025-03-06.
Part: TURBOCHARGER — FAILED (LT ENGINE) · airframe 11,434 hrs
AIRCRAFT EXPERIENCED A LEFT ENGINE POWER FLUCTUATION DURING CRUISE AT 3,500 FEET, EN ROUTE FROM ROTA (GRO) TO SAIPAN (GSN). THE PILOT-IN-COMMAND (PIC) OBSERVED MANIFOLD PRESSURE FLUCTUATIONS BETWEEN 28-22 INCHES OF MERCURY AND NOTED INCONSISTENT ENGINE POWER. WHITE/BLUE SMOKE WAS SUBSEQUENTLY OBSERVED EMANATING FROM THE LEFT ENGINE. THE AIRCRAFT RETURNED TO ROTA (GRO) WITH THE LEFT ENGINE OPERATING AT APPROXIMATELY 75% POWER. POST-FLIGHT INSPECTION REVEALED A SHEARED AND SEPARATED TURBINE ASSEMBLY WITHIN THE LEFT ENGINE TURBOCHARGER. THE TURBOCHARGER, OVERHAULED BY APPROVED TURBO COMPONENTS (U5AR184Y), HAD ACCUMULATED 392.7 HOURS SINCE OVERHAUL. THE AIRCRAFT HAD UNDERGONE A PHASE CHECK THE PREVIOUS DAY, WITH 0.9 HOURS FLOWN SINCE INSPECTION. NO ABNORMALITIES WERE NOTED DURING THE PRECEDING INSPECTION.
Part: O-RING — DISLODGED (HYD SYSTEM) · airframe 10,842 hrs
DURING APPROACH TO AIRPORT WHEN THE LANDING GEAR SELECTOR HANDLE WAS MOVED TO THE DOWN POSITION, THE RED GEAR UNSAFE LIGHT REMAINED ILLUMINATED, THE GEAR DOWN/LOCKED LIGHTS REMAINED EXTINGUISHED, AND THE NOSE GEAR COULD BE SEEN IN THE NACELLE MIRROR TO ONLY BE PARTIALLY EXTENDED. AFTER ATTEMPTING TO "RECYCLE" THE GEAR UP AND BACK DOWN, WITH NO CHANGE IN INDICATION, THE PILOT COMPLETED THE EMERGENCY LANDING GEAR EXTENSION CHECKLIST AND BY UTILIZING THE LANDING GEAR EMERGENCY HAND PUMP, WAS ABLE TO EXTEND AND LOCK THE LANDING GEAR. DURING A POST FLIGHT INSPECTION, A SIGNIFICANT AMOUNT OF HYDRAULIC FLUID WAS FOUND ON THE LOWER LEFT HAND WING AND NACELLE, AFT OF THE LEFT ENGINE FIREWALL. FURTHER INSPECTION REVEALED THE O-RING HOLDING THE HYDRAULIC FILTER BOWL TO THE HYDRAULIC FILTER BASE HAD FAILED ALLOWING THE HYDRAULIC FLUID LEAK FROM THE RESERVOIR. VISUAL INSPECTION OF THE RESERVOIR SHOWED ONLY "STAND-PIPE" FLUID REMAINED.
Part: STARTER — FRACTURED (ENGINE) · airframe 8,087 hrs
PILOT REPORTED ENGINE WOULD NOT START / STARTER WOULD NOT ENGAGE. A VISUAL INSPECTION OF THE STARTER REVEALED THE HOUSING HAD COMPLETELY CRACKED AROUND THE FORWARD PORTION OF THE HOUSING SEPARATING THE FORWARD SECTION OF THE HOUSING FROM THE MAIN STARTER BODY. STARTER WAS INSTALLED ON 01/21/2018 AND HAD ACCUMULATED 223.3 HOURS TIME IN SERVICE SINCE NEW / INSTALLATION.