N637QS
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| NETJETS AVIATION, INC. (DXTA) | Certificate holder | — | Matched by certificate designator |
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
DURING INITIAL AIRCRAFT POWER UP, CABIN EMERGENCY APPEAR WEAK. AFT CABIN EMERGENCY LIGHTS AND EXIT SIGNS SEEM TO BE MOST AFFECTED. PERFORMED QRH CHARGING PROCEDURE AND BATTERIES FUNCTION NORMALLY. CORRECTIVE ACTIONS: COMPLIED WITH EMERGENCY LIGHTING POWER SUPPLY BATTERY EXERCISE PROCEDURE TC NR TC-FLT-33-1001 REV 2 OPS CHECKED GOOD.
WE ENTERED THE PLANE AND WERE TESTING THE EMERGENCY LIGHTS AND FOUND SOME INOP. EMERGENCY LIGHT OVERHEAD SEAT NR 7, FLOOR LIGHTING SEAT NR 8, & EMERGENCY EXIT OVER A WING ARE NOT ILLUMINATING. CHARGED THE BATTERY FOR 60 MINS & STILL NO LIGHTS. VERIFIED DISCREPANCY. RESEARCHED AMM FOR LIGHT LOCATION THAT'S TIED TO THE BATTERY. FOUND THAT NR 3 BATTERY PACK LOCATION AFFECTS ALL THE LIGHTS AS DESCRIBED PER DISCREPANCY. REMOVED EMERGENCY BATTERY DUE TO BATTERY NOT HOLDING A CHARGE AND INSTALLED A NEW EMERGENCY BATTERY. ALLOWED BATTERIES TO CHARGE FOR 2 HRS. PERFORMED OPS CHECKS. OPS CHECKS SATISFACTORY. WORK PERFORMED IAW AMM 33-50-06.
EMERGENCY FLOOR LIGHTING UNDER SEAT NUMBER 3 IS INOPERATIVE! ADDITIONALLY THE LIGHT ABOVE SEAT 3 IS INOPERATIVE AS WELL. BOTH LIGHTS ARE TO BE ON DURING EMER LIGHT CHECK . CORRECTIVE ACTION; REPLACED THE #2 EMERGENCY BATTERY PACK REFERENCING TEXTRON MODEL 680A MAINTENANCE MANUAL (REV 21) CH 33-50.06. FOUND THAT THE G SWITCH HAD BEEN TRJPPED. RESET THE G SWITCH AND OPS CHECK GOOD.
MAIN DOOR: MAIN CABIN DOOR DOES NOT FREE FALL. DISENGAGED THE CABIN DOOR LIFT MOTOR AND OPERATE DOOR MANUALLY. OPS CHECK GOOD NO ISSUE WITH DOOR OPEN/CLOSE MECHANISM. ENGAGED CABIN DOOR MOTOR AND OPERATE DOOR, DOOR REQUIRES A LIGHT FORCE TO OPEN. PER CE-680A AMM 52-15-00 3-A (2) 'WHEN THE CABIN DOOR IS OPENED THE LIFT MOTOR APPLIES BRAKING THAT PREVENTS THE DOOR FROM OPENING TOO RAPIDLY AND CAUSING INJURY OR DAMAGE TO THE AIRPLANE." MAIN DOOR IS OPERATING NORMALLY.
AFTER SECURING THE AIRCRAFT, WITH THE EMER LTS SWITCH IN THE OFF POSITION THE MAIN CABIN DOOR EXIT SIGNS REMAIN ILLUMINATED AS WELL AS THE FLOOR LIGHTING UNDER SEAT 10. FOUND 1 G SWITCH TRIPPED RESET SWITCH AND REMOVED AND REPLACED #1 POWER SUPPLY WITH REPAIRED UNIT RADIANT POWER CORP CERT # W9PR345Y UNDER WORK ORDER 3488721 DATED 01-23-2023 IAW C680A AMM 33-50-06 OPS CK GOOD NO DEFECTS NOTED BAT THIS TIME. ORIG SUB DATE: 1/24/2023
RH INBOARD AND OUTBOARD AXLE PLATING IS CHIPPED. ENGINEERING REPAIR LETTER DQ37358M1 RT MLG AXLE PLATING CHIPPED.
APU SMOKE: AFTER SELECTING APU BLEED AIR TO ON THE CABIN AND COCKPIT FILLED WITH SMOKE //SIGNOFF// REMOVED APU PN# 3800785-1 SN# P-883 AND REPLACED WITH REPAIRED PN# 3800785-1 SN#P-908 IN ACCORDANCE WITH CESSNA 680A MM 49-10-00
CRACK FUSELAGE THRESHOLD, FS 206.13 AND LBL 19.7 REPORT NO.FR-680A-0184-9951 REV - DATED 11/23/2021
REPAIR 680A ALL S/N LWR SKIN CHAFE FROM ANTI-ICE VALVE REF SR-680A-ATA53-22175 DATED 07/19/2019
WITH APU RUNNING AND BLEED AIR ON, ACFT FILLED WITH SMOKE. LOOKED LIKE IT WAS COMING OUT OF ALL THE GASPERS. HEAVY SMOKE ON BOARD. *** CORRECTIVE ACTION *** CONFIRMED THAT SMOKE IN THE CABIN IS ONLY PRESENT WITH "APU BLEED" ON AND ENVIRONMENT SYSTEM IN HOT POSITION. SMOKE DISSIPATES WHEN TEMP IS DRIVEN COLD. REINSTALLED APU BLEED AIR LINE AND APU AIR TEMP BULB. COMPLIED WITH APU RUN AND ENVIRONMENTAL SYSTEM OPS CHECK. APU BLEED AIR LINES LEAK CHECK GOOD. APU AIR TEMP BULB LEAK CHECK AND OPERATIONAL CHECK GOOD. ENVIRONMENTAL SYSTEM OPERATIONAL CHECK GOOD. SMOKE AND OIL SMELL IS NO LONGER PRESENT IN CABIN WITH APU BLEED AIR ON AND CABIN HEAT SET TO MAX. REMOVED APU STARTER/GENERATOR PIN: 9914685-1 SIN: PL 050. FOUND OIL LEAKING FROM GARLOCK SEAL. NETJETS ELECTS TO REPLACE GARLOCK SEAL. WORK DONE IAW CITATION 680A MM SECTION 49-10-00 AND 80-10-25. REMOVED APU S/G ADAPTER ASSY. REMOVED AND REPLACED GARLOC SEAL. INSTALLED S/G ADAPTER ASSY. INSTALLED APU STARTER GENERATOR IAW 680A M/M CH.80-10-25. RAN APU AND OPERATED TEMPERATURE CONTROL FROM COLD TO HOT IN BOTH AUTO AND MANUAL MODES. SYSTEM OPS CHECKS GOOD WITH NO SMOKE OR OIL SMELL NOTED. SIG GARLOC SEAL LEAK CHECKS GOOD. INSTALLED APU R/H ACCESS PANEL.
EMERGENCY LIGHTING: WHEN DOING THE EMER LIGHT TEST BATT OFF EMERGENCY LIGHT SELECTED TO ARM NONE OF THE LIGHTS WILL COME ON. AND THEN EMER LIGHTS ON BATT OFF ALL LIGHTS WILL COME ON EXCEPT LIGHT UNDER SEAT 9 AND THE 2 ENTRY EMERGENCY LIGHTS BY THE STAIRS. AND THEN BATT ON AND EMER LIGHTS ON ALL WORK. AND LAST BUT NOT LEAST BATT ON EMER LIGHTS ARM LIGHT UNDER SEAT 9 AND THE 2 EXIT LIGHTS BY STAIRS WERE ON THE REST OFF LIKE IT SUPPOSED TO BE. SIGNOFF, REMOVED AND REPLACED NR 1 EMERGENCY LIGHTING BATTERY PACK IAW CE-680AS MM 33-50-06. REMOVED AND REPLACED FUSE HC900 IAW CE-680AS WM 33-50-01. COMPLIED WITH EMERGENCY LIGHTING SYSTEM OPERATIONAL CHECK IAW CE-680AS MM 33-50-00. OPERATIONAL CHECK GOOD. NO FURTHER DEFECTS NOTED AT THIS TIME.
EMERGENCY LIGHTING: WHEN DOING THE EMER LIGHT TEST BATT OFF EMER LIGHT SELECTED TO ARM NON OF THE LIGHTS WILL COME ON. AND THEEEEEN EMER LIGHTS ON BATT OFF ALL LIGHTS WILL COME ON EXCEPT LIGHT UNDER SEAT 9 AND THE 2 ENTRY EMERGENCY LIGHTS BY THE STAIRS. AND THEN BATT ON AND EMER LIGHTS ON ALL WORK. AND LAST BUT NOT LEAST BATT ON EMER LIGHTS ARM LIGHT UNDER SEAT 9 AND THE 2 EXIT LIGHTS BY STAIRS WERE ON THE REST OFF LIKE IT SUPPOSED TO BE.
AFT HINGE BROKEN ON MAIN CABIN DOOR, SEE PICTURE. REMOVED AND REPLACED BROKEN DOOR HINGE FROM THE AFT POSITION, IAW CE 680A AMM 52-10-50. OPERATIONS CHECK GOOD.
ABORTED TAKEOFF DUE TO NO AIRSPEED INDICATION ON PILOTS SIDE. DRAINED MOISTURE FROM LT PITOT TUBE. PERFORMED PURGE TO PILOTS SYSTEM. TESTED LT PITOT SYSTEM. OPERATIONAL CHECK SATISFACTORY IAW MANUAL 34-11-08.
IMMEDIATELY UPON, LANDING, PWR BRAKE AND ANTISKID ANNUNCIATOR CAME ON WITH MASTER, CAUTION, STILL HAD PRESSURE UPON EXITING RUNAWAY PWR BRAKE CIRCUIT BREAKER, POPPED RESET ONCE , STILL HAD SOME PRESSURE. THEN BREAKER POPPED AGAIN AND BRAKES FAILED, USED EMERGENCY BRAKE SYSTEM. USED EMERGENCY BRAKE SYSTEM. REMOVED AND REPLACED PWR BRAKE MOTOR ASSY. AND RESET BRAKES INSTALLED AND OPS. CHECKED GOOD. IAW CE560XL MM. CHP. 32-42-06. BLEED BRAKE SYSTEM AND OPS. AND LEAK CHECK GOOD. IAW. CE560XL MM. CHP. 32-42-00.
REQUESTED CABLE INSPECTION OF AFT ELEVATOR TRIM CABLE, BECAUSE AC IN THE FLEET OF THIS SN BLOCK AND TIME SHOWED SIGNS OF FRAYING. DURING INSPECTION FOUND THE CABLE FRAYED AS IT TRANSVERSED THE PULLEY. REMOVED CABLE AND CHAIN ASSEMBLY AND PREFORMED LOOP CHECK, THIS SHOWED MORE STRANDS BROKEN THEN WHEN VISUALLY INSPECTED ON AIRCRAFT. PRIOR TO REMOVAL THE CABLE TENSION WAS CHECKED AND FOUND TO BE WITHIN LIMITS, CABLE AND PULLEYS HAD GOOD ALIGNMENT AND NO ABNORMAL WEAR ON THE PULLEYS. AN SCR HAS BEEN SUBMITTED TO MFG UNDER NR 244358
ON LANDING ROLL AND DURING TAXI THE BRAKES ARE VERY TOUCHY AND APPLY AT DIFFERENT RATES. NOT POSSIBLE TO TAXI WITHOUT CONSTANT PULLING LEFT AND RIGHT. PERFORMED TROUBLESHOOTING OF BRAKE SYSTEM, INCLUDING ANTI-SKID SYSTEM FUNCTIONAL CHECK IS GROUND MODE. FUNCTIONAL CHECK TESTED GOOD. BLED ANTI-SKID BRAKE SYSTEM PERFORMED HIGH SPEED GROUND TAXI, NO DEFECTS NOTED. ALL WORK PERFORMED IAW CESSNA 560XL MM, CH 32-42-00. BRAKES OPERATE PROPERLY AT THIS TIME.
PERFORMED AILERON WING CABLE INSPECTION PER CESSNA ASL560XL-27-12, FOUND CABLES CHAFED/BROKEN BEYOND MANUFACTURER'S LIMITS. REMOVED AND REPLACED LEFT AND RIGHT WING AILERON CABLES IAW CESSNA 560XL MM CHAPTER 27-10-03.
LT FLAP RETRACTION HYDRAULIC LINE, RT AND LT EMERGENCY BRAKE PNEUMATIC LINES CHAFING ON PILLOW BLOCK CLAMPS.