N519QS

TEXTRON AVIATION INC 680A No injuries Part 91 — NetJet Sales Inc

Operated by NetJet Sales Inc (per NTSB report)

ATA 5520

Part: HINGE — BROKEN (RT ELEVATOR) · airframe 8,959 hrs · 6,051 cycles

RIGHT ELEVATOR HINGE BROKE CAUSING THE ELEVATOR TO SEPARATE FROM THE AIRCRAFT. REPLACED ELEVATOR ASSY. OPS CHECK GOOD. IAW AMM 55-20-05

ATA 5270

Part: WARNING MESSAGE — FALSE ACTIVATION (ZONE 800) · airframe 8,586 hrs · 5,800 cycles

CABIN DOOR OPEN CAS MESSAGE DISPLAYED AFTER SHUTTING MAIN CABIN DOOR. WHILE ON THE PHONE WITH MAINTENANCE, WE WENT THROUGH THEIR PROCEDURE AND OUR PROCEDURE WITH NO SUCCESS. WE THEN SHUT EVERYTHING DOWN PULLED THE BATTERIES WAITED 30 SECONDS TURNED EVERYTHING BACK ON, MESSAGE REMAINED. CHECK DOORS MESSAGE ALSO DISPLAYED. CORRECTIVE ACTION: RESET CABIN DOOR SYSTEM REF. PILOT CHECKLIST 3-510-28. OPERATED DOOR SEVERAL TIMES IN REF. TO CE680A M/M. 52-10-00 NO DEFECTS NOTED.

ATA 7200

Part: UNKNOWN — NOISE (LT ENGINE) · airframe 7,664 hrs · 5,152 cycles

SECOND FLIGHT OF THE DAY. RIGHT ENGINE STARTED NORMALLY. LEFT ENGINE AT GROUND IDLE HAD A NOTICABLE HARMONIC HUM / VIBRATION (SIMILAR TO A RUMBLE STRIP ON THE SIDE OF THE ROAD AT SLOW SPPED). VIBRATION DID CHANGE WITH CHANGE IN RPM. NO ABNORMAL INDICATIONS NOTED. NO VISIBLE DISCRPANCIES NOTED. VIBRATION APPEARED TO GET WORSE WHEN STARTING APU FOR ENGINE SHUTDOWN. COMPLIED WITH MULTIPLE ENGINE & APU STARTS IN DIFFERENT SEQUENCES . NO ABNORMAL VIBRATIONS NOTICED. REVIEWED CAS HISTORY AND NO VIB CAS MESSAGES NOTICED. C/W VISUAL CHECKS NO FAULTS NOTICED. WE LOOKED INTO THE 90 DAY HISTORY AND DID NOT SEE ANY PREVIOUS REPORTS OF VIBRATION CUSTOMER REQUESTED TO SWAP ENGINE STARTER GENERATORS. REMOVED AND SWAPPED #1 ENG STARTER GENERATOR P/N 9914685-1 S/N P3899 WITH #2 ENG STARTER GENERATOR P/N 9914685-1 S/N P2213. PERFORMED OPERATIONAL TEST. NO FAULTS NOTED. IAW CE-680A AMM 80-10-20.

ATA 3350

Part: BATTERY — FAILED (ZONE 800) · airframe 7,521 hrs · 5,055 cycles

THE EMER LIGHTS DO NOT ILLUMINATE WHEN PLACED IN THE ON POSITION. WE RAN THE QRH AND WE STILL DO NOT HAVE EMER LIGHTS WHEN PLACED IN ON POSITION. WHEN IN ARM, ALL LIGHTS ILLUMINATE EXCEPT THE OVERHEAD LIGHT IN LAV, THE FLOOR LIGHT IN LAV AND THE EXIT LIGHT ON BULKHEAD OUTSIDE LAV. CORRECTIVE ACTION: TROUBLESHOT AND FOUND #1, #2, #3 & #4 EMERGENCY BATTERIES WILL NOT HOLD A CHARGE. REPLACED ALL 4 BATTERIES IAW CE680A AMM 33-50-06. OPS CHECK GOOD.

ATA 2820

Part: CHECK VALVE — FAILED · airframe 5,608 hrs · 3,739 cycles

FUEL MOTIVE VLV R AMBER CAS: ENROUTE WHEN CROSSFEED SELECTED LEFT TANK TO RIGHT ENGINE THE AMBER CAS MEASAGE FUEL MOTIVE VLV R ILLUMINATED. CORRECTIVE ACTION REMOVED RH FUEL MOTIVE CHECK VALVE PN 9914716-1 SN N/A AND REPLACED WITH NEW FUEL MOTIVE CHECK VALVE PN 9914716-1 S/N AS PER CESSNA MODEL 680A AMM 28-10-35 LEAK CHECK IS GOOD.

ATA 7830

Part: THRUST REVERSER — CORRODED · airframe 5,202 hrs · 3,471 cycles

RH ENGINE THRUST REVERSER MOUNTING FLANGE CORRODED BETWEEN 3 AND 9 O'CLOCK POSITIONS. NO WORK IS REQUIRED AT THIS TIME NORDOM FIELD ENGINEERING DISPOSITION DOC # NTRSD-22TP-052 DATED 26FEB22 ALLOWS FOR THE UNIT TO RETURN TO REGULAR OPERATIONS FOR 430 +/- 20 FLIGHT HOURS AND UP TO 6 MONTHS.

ATA 7830

Part: THRUST REVERSER — CORRODED (ZONE 400) · airframe 5,202 hrs · 3,471 cycles

RH ENGINE THRUST REVERSER MOUNTING FLANGE CORRODED BETWEEN 3 AND 9 O'CLOCK POSITIONS. ACCOMPLISHED NORDAM FIELD ENGINEERING DISPOSITION DOCUMENT NUMBER: MTRSD-22TP-052 DATED: 23FEB2022; CORROSION ON ATTACH FLANGE EDGE CITATION LATITUDE SN: 680A-0054 TT: 5202.0 TC: 3471. UNIT CAN RETURN TO REGULAR OPERATIONS FOR 430 +/- 20 FLIGHT HOURS AND UP TO 6 MONTHS.

ATA 5300

Part: DOUBLER — CRACKED (ZONE 100) · airframe 5,202 hrs · 3,471 cycles

CRACK DAMAGE, NOSE LANDING GEAR WHEEL WELL (NWW), FRAME, WEB, AND DOUBLERS, FS 75. ACCOMPLISHED TEXTRON AVIATION FIELD REPAIR SR-680A-ATA53-25890 REV- DATED JUNE 1, 2020 AND 8100-9 DATED 6/1/2020; STANDARD REPAIR - CRACK DAMAGE, NOSE LANDING GEAR WHEEL WELL (NWW), FRAME, WEB, AND DOUBLERS, FS 75. 7413133-10, -15, -16, 7413133-59

ATA 5350

Part: FAIRING — ERODED (HORIZONTAL STAB) · airframe 3,190 hrs · 2,158 cycles

REPAIR OF HORIZONTAL STABILIZER LEFT AND RIGHT CUFF/FILLET FAIRINGS DAMAGE. ENGINEERING MEMO # DQ24493M1.

ATA 3411

Part: PROBE — BLOCKED (PITOT\STATIC SYS) · airframe 2,672 hrs · 1,797 cycles

1) ENGINE CONTROL FAULT L-R AMBER CAS MESSAGE AFTER TAKEOFF 2) IAS INDICATION BOTH ON ADC 2 AMBER CAS. // SIGNOFF// REMOVED AND REPLACED BLOCKED PROBE. PERFORMED PILOT PITOT PRESSURE LEAK CHECK WITH NO FAULTS NOTED. PERFORMED AOC FUNCTIONAL CHECK WITH NO FAULTS NOTED. SEALED PITOT PROBE AND REINSTALLED REMOVED PANNELS TOR PITOT PROBE REMOVAL. ALL WORK COMPLETED IN REF TO AMM 34-10-05 AND 34-10-00. GAINED ACCESS TO AIRCRAFT. DOWNLOADED ARES DATA AND SENT OVER FOR EVALUATION. CONTACTED TECH SUPPORT TO REVIEW DATA, TECH SUPPORT FOUND I 00-130 KT DIFFERENCE ON THE LT SIDE COMPARED TO THE RT AIRSPEED. REMOVED AND REPLACED BLOCKED PROBE. PERFORMED PILOT PRESSURE LEAK CHECK WITH NO FAULTS NOTED. PERFORMEDED ADC FUNCTIONAL CHECK WITH NO FAULTS NOTED. SCALED PILOT PROBE AND REINSTALLED REMOVED PANNELS FOR PILOT PROBE REMOVAL. ALL WORK COMPLETED IN REF TO AMM 34-10-05 AND 34-10-00

ATA 3260

Part: MODULE — FAILED (LANDING GEAR) · airframe 1,841 hrs · 1,219 cycles

AFTER TAKE OFF AND UPON GEAR RETRACTION, THREE UP INDICATIONS REMAINED WHITE. THEN CYCLED TO AMBER WITH THE ASSOCIATED GEAR DISAGREEMENT MESSAGE (LEFT AND RIGHT AND NOSE) AND MASTER CAUTION. THE INDICATION CONTINUED TO CYCLE FROM WHITE TO AMBER (3UP) AND FROM A SINGLE UP TO THREE UP. REMOVED FAULTY LANDING GEAR MODULE P/N: 9912750-2 - S/N: Y2020 & REPLACED WITH NEW IAW AMM 32-30-30. OPS CHECK GOOD.

ATA 3260

Part: UPLOCK SWITCH — MALFUNCTIONED (NLG) · airframe 1,386 hrs · 894 cycles

DURING GEAR RETRACTION, RECEIVED A GEAR DISAGREE NLG CAS MESSAGE AND DETECTED AN ABNORMAL AIR SLIPSTREAM NOISE LEVEL. CONDUCTED QRH ABNORMAL PROCEDURES AND EXTENDED THE GEAR. NORMAL THREE GREEN EXTENSION. RETURNED TO DEPARTURE AIRPORT AND LANDED. REMOVED AND REPLACED UPLOCK SWITCH IAW 680A MM CH 32-32-00. ALSO REMOVED AND REPLACED RT NLG DOOR UPLOCK ROLLER AND LOWER BRACKET AND HARDWARE.