N556QS

Part: CONDESOR — DIRTY (WATER SEPARATOR) · airframe 14,751 hrs · 11,377 cycles

SMOKE IN THE CABIN DURING APU RUN CORRECTIVE ACTION; DISSASEMBLED THE WATER SEPARATOR AND CLEANED THE CONDESER. REMOVED THE OLD CONDENSER BAG DUE TO SMOKE IN THE CABIN P/N 83237-12 NSN AND INSTALLED CUSTOMER SUPPLIED NEW CONDENSER BAG P/N 83237-12 NSN. REASSEMBLED THE WATER SEPARATOR AND REINSTALLED IT BACK INTO THE AIRCRAFT. OPS CHECKS AND LEAK CHECKS GOOD. WORK DONE IN REF TO MODEL 560XLS AMM 12-19-02 AND MODEL 560XLS AMM 21-51-00.

Part: INDICATION SYS — ODOR (ZONE 200)

LH AMLCD WENT BLANK AT FL400. WITHIN ABOUT A MINUTE THERE WAS AN ELECTRICAL BURNING SMELL. NO SMOKE WAS VISIBLE. DIVERTED TO DAL. REMOVED FAILED AMLCD ENGINE INDICATING SYSTEM P/N 9912574-5 S/N02060144AB AND INSTALLED OVERHAULED CUSTOMER SUPPLIED AMLCD ENGINE INDICATING SYSTEM P/N 9912574-5 S/N 05110557AB JAW CES60XL AMM 77-40-00 OPS CHECKS NO DEFECTS NOTED AT THIS TIME.

Part: OIL SYSTEM — OVERSERVICED (APU) · airframe 14,517 hrs · 11,179 cycles

MUSTY AND OILY ODOR IN AC SYSTEM DURING ENTIRE FLIGHT WITH OCCASIONAL FLUCTS IN AIR FLOW CORRECTIVE ACTION: DESERVICED THE APU TO THE PROPER LEVEL AND REMOVED AND REPLACED THE COALESCER SOCK. PERFORMED MULTIPLE OPERATIONAL CHECKS AND LEAK CHECKS OF THE APU AND ESC SYSTEMS. NO LEAKS, OR OTHER DISCREPANCIES ARE NOTED AT THIS TIME. WORK PERFORMED IAW AMM 12-11-03 & 21-51-00.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 13,969 hrs · 10,787 cycles

ON TAKEOFF THE ACFT PITCHED NOSE UP. REDUCED POWER & MANUALLY TRIMMED NOSE FWD TO FULL NOSE DOWN. APPROX TRIMMED CORRECTLY, FLAPS 15 & 160 KNOTS. BEFORE STARTING TAKEOFF ROLL ALL ANNUNCIATORS EXTINGUISHED. NO TAKEOFF ANNUNCIATION ILLUMINATED. AFTER LANDING, TRIMMED TRIM WHEEL ALL THE WAY AFT & TRIM WHEEL STOPPED AT AFT POSITION FOR TAKEOFF. TRIM TAB ON ELEVATOR SHOWING NOSE UP. PERFORMED ELEVATOR TRIM TAB CONTROL WHEEL REMOVAL & INSTALLATION. NOTED TRIM WHEEL POINTER TO BE OUT OF RIG. BELIEVE POINTER JUMPED TRACK ON TRIM WHEEL. RIGGED TRIM WHEEL POINTER, NO DEFECTS NOTED. WORK PERFORMED IAW AMM 27-32-01. VERIFIED ELEVATOR TRIM TAB SYS RIGGING CORRECT, NO DEFECTS NOTED. WORK PERFORMED IAW AMM 27-31-01.

Part: UPLOCK SWITCH — OUT OF RIG (NLG) · airframe 13,192 hrs · 10,197 cycles

UPON RAISING GEAR HANDLE, RED UNLOCK LIGHT ILLUMINATED & REMAINED ON FOR DURATION OF FLIGHT, UNTIL LANDING GEAR HANDLE CYCLED DOWN FOR LANDING. WENT OUT WHEN GEAR HANDLE WAS CYCLED TO DOWN PRIOR TO LANDING. UNABLE TO DETERMINE IF UNLOCK LIGHT REFERRED TO NOSE, LT MAIN OR RT MAIN. COULD BE RELATED TO STAB MISCOMPARE GRIPE. JACKED AIRCRAFT. REMOVED AND REPLACED BENT LT & RT BRACKET ASSY & INSTALLED NEW BUCKETS, BUSHINGS, & SPACERS. . WORK PERFORMED LAW CMM 32-20•01. PERFORMED MLG OPS CHECK & FOUND MLG UNLOCK LIGHT STILL ILUMLNATED AFTER MLG RETRACTION. RIGGED NLG UPLOCK SWITCH IAW AMM 32-61--00. PERFORMED 10 CYCLES OF MLG, NO DISCREPANCIES. OPS CHECKED GOOD. ORIG SUBMISSION DATE: 12/22/2022

Part: HANDLE — LACK OF LUBE · airframe 13,069 hrs · 10,105 cycles

MAIN DOOR: PREVIOUS WRITE UP. MAIN ENTRY DOOR VENT DOOR AND DOOR HANDLE LIGHTS ILLUMINATED ON SIX PACK. THE TWO MIDDLE LIGHTS OF THE SIX PACK LIGHTS. IN ADDITION CABIN DOOR ANNUNCIATOR IS ILLUMINATED. CYCLED MULTIPLE TIMES UNSUCCESSFULLY // SIGNOFF// REMOVED STAIR COVER TO GAIN ACCESS TO THE VENT DOOR SOLENOID AND WIRING, FOUND NO DEFECT WITH SOLENOID OR WIRING, LUBED SWITCHES AND DOOR HANDLE OP'S CK GOOD AT THE REQUEST OF NETJETS MCC WE SENT THEM A SHORT VIDIO OF THE OPERATION AND THEY AGREED TO RTS THE AIRCRAFT. ALL WORK IAW CE-560XLS MM CH 52-10-02 AND 52-70-00 OP'S CK GOOD.

Part: BULB — BURNED OUT · airframe 12,719 hrs · 9,829 cycles

CABIN EMERG LIGHT: CABIN READING LIGHT OVER SEAT 10 IS INOP. IT IS ONE OF THE REQUIRED EMER LIGHTS *** CORRECTIVE ACTION *** REMOVED AND REPLACED LAMP AT SEAT 10, OPS CHECKS GOOD, ALL WORK DONE I.A.W. CE-560XLS AMM CH 33-50-00.

Part: DIODE — DEFECTIVE (EMERGENCY LIGHTS) · airframe 12,528 hrs · 9,677 cycles

EMERG EXIT SIGN/LIGHT: FORWARD EMERGENCY EXIT LIGHTS INOP. FORWARD EMERGENCY LIGHTING BATTERY PACK DEPLETED. REMOVED DAMAGED AMBER EMERGENCY LIGHT "NOT ARMED" LIGHT & REPLACED WITH A NEW LIGHT & LAMP IAW SPM 20-30-30. REMOVED FAILED DIODE DI051 & REPLACED WITH A NEW DIODE IAW SPM 20-30-25. REINSTALLED FORWARD EMERGENCY BATTERY PACK & RECONNECTED THE AFT EMERGENCY BATTERY PACK. CLOSED EMERGENCY & STANDBY CIRCUIT BREAKERS ON EACH BATTERY IN NOSE SECTION. CLOSED CIRCUIT BREAKERS HT043 & HT048 IN THE TAILCONE.CLOSED ALL ACCESSED AREAS AND REINSTALLED CAPTAIN'S SEAT. PERFORMED SUCCESSFUL EMERGENCY LIGHTING OPERATIONAL CHECK IAW AMM 33-50-00 WITH NO DEFECTS NOTED. ALL OPERATIONS AND INDICATIONS NORMAL AT THIS TIME.

Part: CABLE — ABNORMAL (ZONE 800) · airframe 12,254 hrs · 9,492 cycles

MAIN DOOR CABLE: OPENED MAIN CABIN DOOR FROM OUTSIDE. HEARD A TWANG, AND DISCOVERED HALF THE STRANDS ON THE FORWARD DOOR CABLE BROKEN, WITH LOOSE ENDS EXTENDING INTO STAIRWAY. // SIGNOFF// REMOVED AND REPLACED WITH A NEW PART THE FORWARD MED COUNTERBALANCE CABLE. OPS CHECK IS GOOD. WORK DONE IAW CESSNA 560XLS AMM CH 52-10-03 .

Part: NONE — DEFECTIVE (ZONE 100) · airframe 12,057 hrs · 9,359 cycles

MAIN EXIT SIGN/LIGHT: FWD EMERGENCY LIGHTING SYSTEM IS INOPERATIVE. // SIGNOFF// REMOVED AND REPLACED FAULTY FWD EMERGENCY LIGHTING BATTERY PACK IAW CE560XL MM 33-50-01 FAILED OPS CHECK

Part: PRECATCH — LACK OF LUBE (MAIN DOOR) · airframe 11,746 hrs · 9,112 cycles

MAIN DOOR PRECATCH: PRECATCH HOLDS DOOR SHUT BUT PULLING HANDLE TO OPEN DOES NOT WORK. *** CORRECTIVE ACTION *** PRECATCH CLEAN AND LUBED, OPS CHECK GOOD. ALL WORK DONE IAW CE-560XLS SMM CHAPTER 52-10-01.

Part: BAYONET — LACK OF LUBE (MAIN DOOR) · airframe 11,731 hrs · 9,100 cycles

MAIN DOOR: MAIN CABIN DOOR HANDLE DIFFICULT TO OPERATE. ESPECIALLY FROM THE INSIDE WHEN OPENING THE DOOR. CLEANED AND LUBRICATED THE BAYONETS. ADJUSTED LATCH PLATES. OPS CHECKED THE MED WITH NO DEFECTS NOTED AT THIS TIME. WORK DONE IN REF TO CE-560XL AMM 52-10-00

Part: DISPLAY — ODOR (COCKPIT) · airframe 9,683 hrs · 7,568 cycles

BURNING SMELL IN COCKPIT SECOND DAY IN A ROW. W/O T2PL6D006BYNF PERTAINS. THEN MFD WENT BLANK AT 1+50 OF 3.0 FLIGHT. BURNING SMELL CEASED WITH MFD FAILURE. SUPPLEMENTAL INFORMATION: REMOVED & REPLACED MFD..P/N OFF: 7023460-05001 / S/N OFF: 06022851 - P/N ON: 7037625-15001 / S.N ON: 07090353

Part: AXLE — CORRODED (RT MLG) · airframe 9,091 hrs · 7,098 cycles

RIGHT MLG AXLE HAS CORROSION THAT IS BEYOND SRM LIMITS. REMOVED AND REPLACED THE AXLE.

Part: AXLE — CORRODED (LT MLG) · airframe 9,091 hrs · 7,098 cycles

LEFT MLG AXLE HAS CORROSION THAT IS BEYOND SRM LIMITS. REMOVED AND REPLACED THE AXLE.

Part: TRUNNION — CORRODED (RT MLG) · airframe 9,091 hrs · 7,098 cycles

RIGHT MLG TRUNNION OTBD LUG HAS CORROSION AND MATERIAL LOSS AROUND TRAILING LINK TO TRUNNION PIN, BLENDED THE AREA. FOUND BLENDED AREA TO BE MORE THEN ALLOWABLE LIMITS. REMOVED AND REPLACED THE TRUNNION IAW CMM 32-10-01, AND MM 32-10-00.

Part: AXLE — CORRODED (NLG) · airframe 9,091 hrs · 7,098 cycles

NLG AXLE TUBE IS CORRODED. FOUND DURING NJA TASK CARD TC-5XL-32-160207. REMOVED EXISTING CORRODED NLG AXLE TUBE AND INSTALLED NEW CUSTOMER SUPPLIED NEW AXLE TUBE IN THE SAME LOCATION IAW MM 32-41-01.

Part: SPAR — CORRODED (HORIZONTAL STAB) · airframe 9,091 hrs · 7,098 cycles

LEFT HORIZONTAL STAB AFT SPAR CORRODED. BLENDED THE CORROSION IAW SRM 51-70-08. REMOVED LH AND RH ELEVATORS FOR ACCESS TO HORIZONTAL STABILIZER AFT SPAR CORROSION AND REINSTALLED IAW CESSNA 560XL MM 27-31-01. PERFORMED AN EDDY CURRENT INSPECTION ON LH AND RH HORIZONTAL STABILIZER AFT SPAR. INSP

Part: FAN — FAILED (RADOME) · airframe 7,533 hrs · 5,852 cycles

WHILE SITTING IN COCKPIT PRIOR TO ENGINE START, HEARD AN AUDIBLE POP WITH SIMULTANEOUS INDICATIONS OF THE RADOME FAN CAUTION LIGHT, FLASHING MASTER CAUTION, BOTH PFDS, MFD & FMS WENT BLANK BUT WERE BACK LIT. 45 SECONDS LATER A LOUD BUZZING NOISE CAME ACROSS COCKPIT SPEAKERS. ELEC BURNING ODOR, STRONGEST IN NOSE COMPARTMENT & THE CONTROL UNIT CATS EYE WAS TRIPPED IN THE NOSE COMPARTMENT. PERFORMED TROUBLESHOOTING, FOUND RADOME FAN MOTOR TO BE CREATING BURNING ODOR, DC CONTACTOR RELAY KZ033 TO BE FAULTY. ACCOMPLISHED REPLACEMENT OF RADOME FAN MOTOR. ACCOMPLISHED REPLACEMENT OF RADOME FAN MOTOR DC CONTACTOR RELAY KZ033. PERFORMED OPS CHECKS SATISFACTORY, RESET ANTI-SKID CONTROL UNIT CATS EYE. PERFORMED OPS CHECK SATISFACTORY. ACCOMPLISHED IAW AMM 04-50-03, 21-25-00 & 32-42-00.

Part: UPLOCK SWITCH — OUT OF ADJUST (MLG) · airframe 7,379 hrs · 5,739 cycles

NOSE GEAR DID NOT COME UP. RED UNLOCK LIGHT ILLUMINATED. GEAR HANDLE WAS PLACED DOWN PRODUCING 3 GREEN LIGHTS. INSPECTED LG SYS FOR VISIBLE DEFECT, NONE NOTED. JACKED ACFT & PERFORMED SEVERAL GEAR SWINGS AT VARIOUS PRESS SETTINGS & SLOW RATES, NO DEFECTS NOTED. PERFORMED INSPECTION OF OF ALL THE UPLOCK SWITCHES VISUALLY & FUNCTIONALLY BY CONTINUITY CHECKS WITH NO FAULTS FOUND. PERFORMED UPLOCKS SWITCH ASSEMBLY ADJUSTMENTS & TESTS IAW MM 32-30-05. ADJUST ALL THREE UPLOCK SWITCHES TO SPECS. PERFORMED THE LG HYD SYS ADJUSTMENT & TESTS IAW MM 32-01-00 & TASK 32-01-00-720 LG FUNCTIONAL TEST PARA 3 A - F, 1 - 13, NO DEFECTS NOTED. INSPECTED GEAR MONITOR PCB NZ004 & GEAR CONTROL PCB NZ009 FOR VISUAL BURNS OR DEFECTS, NO DEFECTS NOTED. PERFORMED SEVERAL MORE SWINGS AFTER ASSEMBLY OF ALL DISTURBED ITEMS WITH ALL OPS CHECKED GOOD.