N336AM

ATA 7700

Part: DISPLAY — FAULTED · airframe 6,600 hrs · 21,542 cycles

JUST LIFTED OFF FROM A PR EVENT & HEADING BACK TO BASE, NOTICED UPPER SCREEN OF VEMD HAD REVERTED TO 3-PARAMETERS ENGINE PAGE & NG INDICATION MISSING & YELLOW. A CAUTION MESSAGE OF OVERLIMIT DETECTED SHOWING ON BOTTOM OF VEMD. LOWERED POWER & DIVERTED TO KRVS, SUCCESSFUL LANDING MADE AT MAINT FACILITY WITHOUT INCIDENT. ON FURTHER INSPECT, VEMD MAINT PAGE INDICATED AN OVERLIMIT ON NG OF 139.9% FOR 8 SECONDS. NO AUDIBLE TONE INDICATING AN EXCEEDANCE HEARD AT ANY TIME. A SUBSEQUENT GROUND RUN DONE WITH A MAXIMUM NG VALUE OF 88% OBSERVED ON THE FLI, BUT THE MAINT PAGE CAPTURED A MAX VALUE OF 129.6 NG. ERRONEOUS NR SENSOR READING, REPLACED VEMD. ORIG SUBMISSION DATE: 10/4/2025.

ATA 5100

Part: NONE — NONE (NONE) · airframe 6,551 hrs · 12,183 cycles

STARTER GENERATOR INSPECTION OVERFLOWN

ATA 7200

Part: CHIP DETECTOR — ACTIVATED (ENGINE) · airframe 6,540 hrs · 12,152 cycles

ON START UP THE ENGINE CHIP LIGHT ILLUMINATED AND REMAINED ON.

ATA 5302

Part: MOUNT BRACKET — CRACKED (ZONE) · corrosion level 2 · airframe 6,331 hrs · 20,709 cycles

FOUND HORIZONTAL STABILIZER UPPER MOUNT BRACKETS CRACKED ON PRE-FLIGHT INSP.

ATA 2435

Part: STARTER GEN — FAILED (ENGINE) · airframe 6,115 hrs · 20,037 cycles

STAR GEN FAILED ON APPROACH. WOULD NOT RESET.

ATA 2120

Part: UNKNOWN — ODOR (CABIN) · airframe 5,236 hrs

25 MINUTES INTO THE FLIGHT ON A REQUEST, PILOT/MED-CREW STARTING SMELLING A FOREIGN ODOR RESEMBLY SOMETHING BURNING; NO VISUAL SMOKE OBSERVED. DIVERTED TO THE NEARESET LOCATION KRVS. CHECKED OUT BY MX AT THE MX HANGAR AND NOTHING WAS FOUND AT THIS TIME.

ATA 6320

Part: SWITCH — DIRTY (M/R GEARBOX) · airframe 4,292 hrs · 14,707 cycles

ACFT MADE A PRECAUTIONARY LANDING IN A FIELD DUE TO MRGB OIL PRESSURE WARING LIGHT. PULLED AND CLEANED SWITCH. NO DEFECTS NOTED. ACFT WAS RUN UP AND OPS CHECK WAS NORMAL.

ATA 7810

Part: EXHAUST PIPE — CRACKED (ENGINE) · airframe 2,356 hrs · 8,650 cycles

ENGINE EXHAUST PIPE HAS 2.5" CRACK RUNNING LATERALLY AROUND FORWARD WELD AT THE 1 TO 3 O'CLOCK POSITION.

ATA 6210

Part: STRUCTURE — CRACKED (MAIN ROTOR) · airframe 1,584 hrs · 5,767 cycles

MECHANIC DISCOVERED CRACKS IN THE MAIN ROTOR VIBRATION ABSORBER BOXES THAT ENCASE THE SPRINGS & LEAD WEIGHTS. ALL THREE BOXES HAD CRACKS IN THEM ON THE TRAILING UPPER EDGE. THESE ORIGINATED FROM THE INBD PORTION & EXTRUDING OUTWARD ON ALL THREE BOXES.

ATA 6230

Part: SWASHPLATE — DAMAGED (MAIN ROTOR) · airframe 1,486 hrs · 5,436 cycles

UPON PREFLIGHT OF ACFT, RUBBER & METAL SHARDS WERE OBSERVED PROTRUDING FROM M/R SWASH PLATE. ACFT WAS REMOVED FROM SERVICE & TRAILERED TO MX. UPON FURTHER INSPECTION OF SWASH PLATE & REMOVAL OF GREASE COVER FROM SWASH PLATE, METAL SHARDS WERE CAUSED BY THE METAL RETAINING RING UNDER THE SWASH PLATE GREASE COVE & GUIDE BEING SHAVEN BY THE UNI-BALL. THE RUBBER SHARDS WERE CAUSED BY THE METAL SHARDS AS THEY EXITED THE SWASH PLATE GUIDE.

ATA 5320

Part: ARM — BROKEN (RT CABIN) · airframe 575 hrs · 2,043 cycles

RT CABIN VIBRATION DAMPER ARM (BLADE) BROKE APPROX 3.5 INCHES INBD FROM THE WEIGHT. FAULT WAS FOUND DURING A SCHEDULED MX INSPECTION.

ATA 2810

Part: UNKNOWN — LEAKING (FUEL SYSTEM) · airframe 402 hrs · 1,420 cycles

PILOT REPORTED FUEL ODOR IN CABIN/COCKPIT DURING FLIGHT. INSPECTED THE ENGINE, TRANSMISSION AREA, FUEL SYSTEM INCLUDING TANK AREA, UNDERSIDE OF ACFT, BAGGAGE AREA'S, AND COCKPIT/CABIN AREA FOR SIGNS OF FUEL AND/OR FUEL ODOR, LOOSE LINES, OR DAMAGE. NONE FOUND. TEST FLEW ACFT WITHOUT DUPLICATING ODOR. RE-INSPECTED ACFT FOR SIGNS OF FUEL. NONE FOUND. RETURNED ACFT TO SERVICE.