N612QS

Part: SEAL — FAILED (ZONE 800) · airframe 5,022 hrs · 3,311 cycles

LOUD SQUEAL COMING FROM THE EMERGENCY EXIT DOOR. PASSENGERS ON THIS FLIGHT NOTICED THE NOISE. R&R EMERGENCY DOOR SEAL IAW MM 52-20-15, ALL FOLLOW ON CHECKS PASS. PRESSURIZED AIRCRAFT IAW FP241217. NO LEAKS NOTED AT THIS TIME. CAL TOOL: TL-01389

Part: SEAL — LEAKING (ZONE 800) · airframe 4,970 hrs · 3,277 cycles

DURING FLIGHT, PASSENGERS NOTIFIED US OF A SQUEAL COMING FROM THE BACK. THE SQUEAL SEEMED TO BE COMING FROM THE UPPER EMERGENCY EXIT AREA. PREPARED AND PRESSURIZED THE AIRCRAFT AND WE DID NOT HEAR ANY NOISE AFTER DEPRESSURIZING WE REMOVED THE EMER DOOR AND INSPECTED THE SEAL. THE TOP FORWARD CORNER SEEMED A LITTLE MORE WORN THAN THE OTHER CORNERS AND THE SEAL WAS SLATHERED IN PETROLEUM JELLY. WE REMOVED THE SEAL (P/N: 9914815-1, S/N: N/A), CLEANED UP ALL THE PETROLEUM JELLY AND REPLACED WITH A CUSTOMER SUPPLIED NEW SEAL. REINSTALLED THE DOOR AND REPRESSURIZED, NO LEAKS DETECTED. WORK PERFORMED IAW CESSNA 680A AMM 52-20-15.

Part: SEAL — LEAKING (ZONE 800) · airframe 4,953 hrs · 3,270 cycles

EMERG EXIT DOOR SEAL: WHILE SEATED IN THE COCKPIT, WE COULD HEAR A HIGH PITCH SQUEAL COMING FROM THE EMERGENCY DOOR SEAL. CORRECTIVE ACTION; PERFORMED EMERGENCY EXIT DOOR RIGGING PROCEDURE WITH REFERENCE TO CE-680A AM 52-20-00. REPOSITIONED AIRCRAFT OUTSIDE AND PERFORMED OPERATIONAL CH.ECKS AND LEAK CHECKS, OPS AND LEAKS GOOD, AIRCRAFT OK FOR SERVICE NO FURTHER DEFECTS NOTED.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 3,922 hrs · 2,591 cycles

EMERG EXIT DOOR SEAL, SQUEAL COMING FOR TOP OF EMERGENCY EXIT DOOR. PRESSURIZED THE AIRCRAFT TO 7 PSI, NO NOISES WERE NOTED FROM THE EMERGENCY DOOR. REMOVED EMERGENCY DOOR AND INSPECTED DOOR SEAL, NO DISCREPANCIES NOTED. REINSTALLED EMERGENCY DOOR AND PERFORMED 2 ADDITIONAL PRESSURIZATION CHECKS, NO NOISES NOTED FROM EMERGENCY DOOR AND NO OTHER DISCREPANCIES NOTED AT THIS TIME. WORK PERFORMED IAW CESSNA 680A AMM 52-20-05 & 21-30-00.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 3,832 hrs · 2,544 cycles

WHEN CLOSING MAIN CABIN DOOR , PASSING THROUGH THE HALFWAY POINT, THERE IS A LOUD SCREECHING/BINDING NOISE. OPENED AND CLOSED MAIN ENTRY DOOR SEVERAL TIMES. WAS ABLE TO DUPLICATE DISCREAPNCY EVERY TIME. FOUND THAT THE SCREECHING NOISE WAS COMING FROM THE TELESOPIC ROD. LUBED TELESCOPIC ROD WITH LPS. CYCLED DOOR SEVERAL TIMES AND SCREECH WENT AWAY. SENT VIDEO TO MCCAND MCC OK TO SIGN OFF AND NO FURTHER ACTION NEEDED. WORK DONE IAW AMM 52-10-00 AND SPM 20-00-00.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 2,973 hrs · 1,953 cycles

AT FL410 SMELLED A BURNING ODOR. THERE WAS NO SMOKE. PUT ON O2 MASKS & DIVERTED. FIREMEN USED A THERMAL IMAGING CAMERA & WERE NOT ABLE TO DETERMINE SOURCE. SMELL CAME AT FL400 AND DISSAPATED AS WE DESCENDED. AFTER LANDING WE WONDERED IF IT WAS PERHAPS CONNECTED WITH HP BLEED VALVE. APU BORESCOPED FOR POSSIBLE OIL USAGE. PERFORMED BORESCOPE INSPECTION OF APU WITH NO DISCREPANCIES FOUND. RAN APU MULTIPLE TIME FOR SEVERAL HOURS AND DIDN'T DETECT ANY ODORS. WORK PERFORMED IAW RE100CS LMM.

Part: HANDLE — JAMMED · airframe 2,433 hrs · 1,625 cycles

MAIN DOOR HANDLE: UNABLE TO MOVE DOOR HANDLE FROM THE OPEN POSITION TO THE CLOSED POSITION. // SIGNOFF // DISASSEMBLY MAIN CABIN DOOR AND FOUND AFT, MIDDLE PIN TO BE BOUND UP, FREED PIN AND CHECKED FOR BURS CHECKED RIGGING OF PIN AND ALL WERE WITHIN LIMITS CONTACTED MCC WITH FINDINGS AND THEY WERE OK WITH RELEASED SINCE THERE WAS NOT ANY RECENT HISTORY WITH THE ISSUE. ALL WORK DONE IAW CE680A AMM 52-10-50 AND 52-10-08. NO FURTHER ACTION TAKEN AT THIS TIME

Part: DOOR — WORN · airframe 2,082 hrs · 1,379 cycles

MAIN DOOR: ATTEMPTED TO CLOSE MAIN CABIN DOOR. WAS NOT ABLE TO MOVE ACTUATOR HANDLE TO ENGAGE DOOR PINS. LOWERED DOOR AND TRIED TO MOVE THE ACTUATOR HANDLE TO CYCLE THE PINS. UNABLE TO MOVE ACTUATOR HANDLE. FEELS LIKE SOMETHING IS BINDING WITHIN THE DOOR. REPEAT RIGHT UP // SIGNOFF// REMOVED MAIN ENTRANCE DOOR STAIRS AND PANELS TO GAIN ACCESS TO LATCH/LOCK ASSEMBLY. INSPECTED LATCH/LOCK ASSEMBLY AND FOUND FWD CENTER PIN STUCK ON DOOR FRAME. RE-SECURED FWD CENTER LATCH/LOCK PIN AND LUBRICATED PIN. OPS CHECKED MAIN ENTRANCE DOOR MULTIPLE TIME, OPS CHECKED GOOD EVERYTIME.RE-INSTALLED MAIN ENTRANCE DOOR STAIRS AND PANELS, ALL WORK DONE IAW CE-680AS MM 52-10-07.

Part: LOCK PIN — DEFECTIVE · airframe 2,069 hrs · 1,362 cycles

MAIN DOOR: ATTEMPTED TO CLOSE MAIN CABIN DOOR. WAS NOT ABLE TO MOVE ACTUATOR HANDLE TO ENGAGE DOOR PINS. LOWERED DOOR AND TRIED TO MOVE THE ACTUATOR HANDLE TO CYCLE THE PINS. UNABLE TO MOVE ACTUATOR HANDLE. FEELS LIKE SOMETHING IS BINDING WITHIN THE DOOR.//CORRECTIVE ACTION// REMOVED AND REPLACED FWD CENTER LOCK PIN ASSEMBLY WITH NEW. CLOSED ALL ACCESS AND PERFORMED DOOR OPS CHECK GOOD. WORK DONE IAW CE680A AMM CH 52-10-07.

Part: NONE — DEFECTIVE (ZONE 700) · airframe 2,052 hrs · 1,345 cycles

GEAR DISAGREE L AMBER CAS: LANDING GEAR DID NOT EXTEND WHEN THE GEAR HANDLE WAS SELECTED DOWN. WE CYCLED THE LEVER AND IT STILL DIDNT EXTEND. THEN THE AMBER GEAR DISAGREE L/R/N ILLUMINATED. AFTER GOING AROUND, WE COMPLIED WITH THE QRH AND MANUALLY BLEW DOWN THE GEAR. THE GEAR DISPLAYED THREE GREEN LIGHTS SO WE RETURNED AND MADE AN UNEVENTFUL LANDING. EMERGENCY VEHICLES WERE DISPATCHED AS A PRECAUTION.// SIGNOFF// REMOVED AND REPLACED LANDING GEAR HANDLE MODULE WITH A NEW MODULE IAW CE680A MM 32-30-30. PERFORMED OPS CHECKS OF LANDING GEAR IAW CE680A MM 32-00-00. OPS CHECK GOOD, NO DEFECTS NOTED.P/N OFF/ON: 9912750-2 S/N OFF: 00664 S/N ON: 00836

Part: LOCK PIN — OUT OF ADJUST · airframe 1,976 hrs · 1,290 cycles

MAIN DOOR HANDLE: MAIN CABIN DOOR HANDLE WILL NOT MOVE TO THE LOCK POSITION. PREFLIGHT. // SIGNOFF// REMOVED MAIN ENTRANCE DOOR STAIRS AND ACCESS PANELS IAW CE680A AMM 52-10-50. INSPECTED ALL LATCH/LOCK ASSEMBLIES AND FOUND THE FWD CENTER LATCH/LOCK PIN STUCK ON DOOR FRAME. REPOSITIONED FWD CENTER LATCH/LOCK PIN AND LUBED IAW CE680A AMM 52-10-07. PERFORMED NUMEROUS OPS CHECKS OF THE CABIN DOOR IAW CE680A AMM 52-10-00. OPS CHECK GOOD AT ALL TIMES. NO FURTHER DEFECTS NOTED. REINSTALLED MAIN ENTRANCE DOOR STAIRS AND ASSOCIATED PANELS IAW CE680A AMM 52-10-50.

Part: PIN — BINDING · airframe 1,836 hrs · 1,195 cycles

MAIN DOOR: MAIN CABIN DOOR HANDLE STUCK IN THE OPEN POSITION. // SIGNOFF// GET ACCESS TO THE MED RED BUTTON SWITCH BY REMOVING THE DOOR STEP, INSPECTED THE WIRES AND NO FAULTS FOUNDS, OPEN INNER DOOR SKIN AND GOT ACCESS TO ALL PUSH RODS AND NOTICED THE FORWARD UPPER PIN WAS NOT ALIGNED WITH THE DOOR, DISCONECTED PIN AND ADJUSTED IAW CE-680AS AMM CHAPTER 52-10-04, INSTALLED INNER PANEL AND DOOR STEPS. OPS CHECK MULTIPLE TIMES WITH NO DEFECTS NOTED.

Part: NONE — NONE · airframe 1,330 hrs · 865 cycles

MAIN DOOR: DOOR WON'T LOCK ... HANDLE BINDS ABOUT MIDWAY THRU BOTH OPENING AND CLOSING .. NOTE: AIRCRAFT WAS IN THE HANGER ALL NIGHT // SIGNOFF// INSPECJED DOOR AND FOUND TO BE IN NEED OF LUBRICATION, APPUED LUBRICANT TO DOOR IAW CE·680A MM NO OTHER DEFECTS NOTED OPS CHECK GOOD.

Part: UNKNOWN — ODOR (CABIN) · airframe 13,609 hrs · 10,873 cycles

SOCIATED WITH ENVIRONMENTAL/HEAT DUCTS - NO TEMP ADJUSTMENTS WERE MADE). SMELL ONLY LASTED FOR ABOUT 5 MIN DURING DESCENT. SMELL OCCOURED AFTER 2 HR. FLIGHT AT 41,000 DESCENDING THROUGH APPROX 28,000'. NO ABNORMAL INDICATIONS WERE OBSERVED IN COCKPIT OR WITH CREW HEADSETS, OR OTHER ELECTRONIC DEVICES. RAN BOTH ENGINE FOR 30 PLUS MINUTES, NO SMELL NOTED, VERIFIED GLARESHIELD FANS OPERATE AND ARE CLEAN. INSPECTED BEHIND INSTRUMENT PANEL AND CIRCUIT BREAKER PANELS, NO DEFECTS NOTED. CHECKED ALL GALLEY EQUIPMENT AND AIRSHOW, FOUND AIRSHOW BOX DUSTY. CLEANED AIRSHOW BOX AND FAN. CHECKED COCKPIT TEMP SENSOR FAN, CHECKED GOOD. REPLACED CONDENSER BAG IAW CE560XL AMM 21-51-00. OPS AND LEAK CHECKS GOOD. CONTACTED MCC AND NO FURTHER ACTION REQUIRED AT THIS TIME.

Part: FITTING — CRACKED (HORIZ STAB) · airframe 10,334 hrs · 8,281 cycles

FOUND 2 HORIZONTAL STAB PIVOT BOLT FITTING ASSEMBLY PN 6631102-15 CRACKED DURING OUR INSPECTIONS. MECHANICS NEED TO PAY CLOSE ATTENTION TO THIS AREA DURING INSPECTIONS INVOLVING THE HORIZONTAL & VERTICAL TAIL STRUCTURES.

Part: IMPELLER — LEAKING (APU) · airframe 9,326 hrs · 7,460 cycles

DURING TAKEOFF, A STRONG ACRID ODOR FILLED COCKPIT AND CABIN. APU WENT INOPERATIVE JUST PRIOR TO THE ODOR. TROUBLESHOT, FOUND APU IMPELLER OIL LEAK AT INLET. REMOVED APU. INSTALLED REPAIRED APU

Part: UNKNOWN — SMOKE (CABIN) · airframe 9,314 hrs · 7,446 cycles

DURING PREFLIGHT WITH ONLY THE APU RUNNING, THE CABIN FILLED WITH SMOKE. SHUTDOWN AND EVACUATED THE ACFT. UNABLE TO DUPLICATE.

Part: TIRE — SEPARATED (RT MLG) · airframe 7,384 hrs · 5,889 cycles

RT MAIN TIRE SEPARATED ON LANDING. FOUND TIRE IN SHREADS AND LANDING GEAR WIRE BUNDLE BROKEN IN BOLT. R & R RT MAIN WHEEL ASSY WITH OH UNIT IAW MM CHAP 32-41-02. SERVICED TIRE TO 210 PSI ALSO R & R RT MAIN GEAR WIRE BUNDLE ASSY WITH NEW UNIT IAW MM CHAP 32-42-07. PERFORMED GEAR SWINGS. ANTI-SKID OPS CHECK. VERFIED PROPER SQUAT SWITCH RIGGING. ALL GEAR INDICATIONS NORMAL. NO FURTHER DAMAGE FOUND.

Part: ISOLATOR — OVERTEMP (LT ENGINE) · airframe 6,444 hrs · 5,153 cycles

ABOUT 400 FT AFTER TAKEOFF, LT ENG HAD HIGH ITT, WITH NOISE & VIBRATION SIMILAR TO COMPRESSOR STALLS. LT EEC ANNUNCIATOR ILLUMINATED ALSO. WHEN POWER ON LT ENG REDUCED THE ITT RETURNED TO NORMAL TEMPS. POWER LATER BROUGHT UP OUT OF IDLE BUT VIBRATIONS & AN ODOR CAME IN COCKPIT. ENG SHUTDOWN. ATTACHED FAULT CODE READER TO LT ENGINE DCU & COMPUTER. RETRIEVED "LONG DURATION ITT OPERATING TEMPERATURE (ENGINE EXCEEDANCE) (EVTRG 1, BIT 4)." REMOVED THE NR 1 ENGINE AND INSTALLED A REPAIRED ENGINE. THEN PERFORMED LEAK CHECKS AND 5 POINT PERFORMANCE RUN. WORK DONE IAW MM 71-00-00 . REPLACED ISOLATOR-ENG.

Part: ENGINE — VIBRATION (NR 2) · airframe 4,524 hrs · 3,611 cycles

DURING TAKEOFF, THE NR 2 ENGINE HAD A HIGH PITCHED WHINE ACCOMPANIED BY A RT VIBE ADVISORY LIGHT, 101.1 PERCENT N2, AND AN OIL PRESSURE SPLIT OF APPROXIMATELY 30-35 PSI. T/O ABORTED. REMOVED NR 2 ENGINE AND INSTALLED SERVICEABLE UNIT. ALL OPS AND LEAK CHECKS GOOD. IAW MM 71-00-03.

Part: PRINTED CKT BOARD — FAULTY (LANDING GEAR) · airframe 3,114 hrs · 2,471 cycles

UPON LANDING GEAR EXTENSION, GOT 2 GREEN LIGHTS FOR MAINS NO LIGHT FOR THE NOSE AND RED GEAR UNSAFE LIGHT. CYCLED THE GEAR THEN GOT THREE GREEN, NO RED. SLIGHTLY MORE NOSE SHIMMY THAN NORMAL ON LANDING. REPLACED LANDING GEAR PRINTED, CIRCUIT BOARD AND PERFORMED LANDING GEAR OPERATIONAL CHECKS REF CITATION MM 32-60-01 32-01-00-720.

Part: ENGINE — MALFUNCTIONED (LEFT) · airframe 2,344 hrs · 1,864 cycles

ON TAKEOFF , ITT ON LT ENGINE REACHED 725 - 730 INITIALLY DECREASED THROTTLE TO IDLE W/IN 2-3 SECONDS DUPLICATED IN RUN UP PAD ITT ON LT ENGINE REACHED 720 IN CLIMB DETENT DECREASED THROTTLE TO IDLE W/IN 2-3 SECONDS. PERFORMED COMPRESSOR WASH ON LT AND RT ENGINE IAW PWA 545A MM CH 71-00-00 ACCOMPLISHED 5 PT PERFORMANCE CALIBRATION RUN IAW PRATT & WHITNEY 545A MM CH 71-00-04 RUN CHECK GOOD, ALL WITHIN LIMITS. NOTE ENGINE ITT CAN REACH AS HIGH AS 760 DEGREES TRANSIENT FOR 20 SECONDS PER 560XL FLT MANUAL & PWC 545A MM CH 5-10-00.

Part: WIRE — SHORTED (POSITION SWITCH) · airframe 1,088 hrs · 862 cycles

ABORTED TAKEOFF DUE TO ACCESSORY DOOR UNLOCKED TAIL ANNUNCIATOR AND MASTER CAUTION LIGHTS ILLUMINATED ON TAKEOFF ROLL AT APPROXIMATELY 70 KNOTS, ABORTED TAKEOFF. TROUBLESHOT TO SHORTED WIRES OUT BACK SIDE OF BATTERY DOOR LOCK SENSOR. REMOVED AND REPLACED SWITCH. OPS CHECK GOOD, ALL WORK DONE IAW CESSNA 560XL MM CHAPTER 52-70-00.

Part: TRANSMITTER — MALFUNCTIONED (NR 2 ENGINE) · airframe 592 hrs · 495 cycles

AS TAKE OFF POWER WAS APPLIED, THE RIGHT ENGINE OIL PRESSURE DROPPED TO ZERO THEN BEGAN TO JUMP BETWEEN NORMAL LEVELS AND ZERO. NO OTHER LOW OIL PRESSURE INDICATIONS WERE NOTED. TAKE OFF ABORTED. REMOVED AND REPLACED NR 2 ENGINE OIL PRESSURE TRANSMITTER WITH NEW TRANSMITTER IAW CESSNA-560XL MM CHAPTER 79-31-01. OPS CHECK AND LEAK CHECK GOOD.