N891QS
Operators of this aircraft
Who operated this tail, and how firmly we know it.
No operator established for this aircraft.
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
Service Difficulty Reports filed with the FAA for this airframe. Filing is largely voluntary — the number of reports is not a measure of reliability. To verify a report, search its control number at the FAA SDRS site.
6 reports on file, 2007-12-09 – 2013-09-19.
Part: CHECK VALVE — LEAKING (HYD SYSTEM) · airframe 4,196 hrs · 2,966 cycles
AUXILIARY HYDRAULIC RESERVOIR OVERBOARD DRAIN DRIPPING FLUID IN NOSE WHEEL WELL. REPLACE THE AUXILIARY HYDRAULIC CHECK VALVE.
Part: DRAG LINK — FAILED (NLG) · airframe 4,002 hrs · 2,827 cycles
NOSE GEAR INDICATED UP WHEN GEAR WAS DEPLOYED, MAIN GEAR SHOWED DOWN BUT BOTH THE NOSE GEAR INDICATOR LIGHT AND PIN SHOWED NOSE GEAR WAS UP. TRIED THREE TIMES TO DEPLOY ALL GEAR, LT GEAR DOWN AFTER THIRD ATTEMPT AND DID EMERGENCY PROCEDURES FOR 3 GEAR NOT INDICATING DOWN. AFTER ABOUT TEN PUMPS OF THE AUX HYD SYS THE NOSE GEAR RELEASED AND INDICATED DOWN. CONTINUED TO PUMP AUX HYD SYS UNTIL RESISTANCE WAS CONFIRMED BY BOTH PILOTS. LANDED AT DIVERT AIRFIELD WITHOUT INCIDENT. TROUBLESHOT NOSE GEAR NOT INDICATING OR FUNCTIONING CORRECTLY AND DETERMINED THE DRAG STAY ASSEMBLY WAS DEFECTIVE. REMOVED DEFECTIVE DRAG STAY ASSEMBLY AND REPLACED WITH AN OVERHAULED UNIT. CHECKED ALL CLEARANCES AND SAFETIED FASTENERS. REFERENCED AMM 32-20-21.
Part: SKIN — CORRODED (RT WING) · airframe 3,575 hrs · 2,520 cycles
TOP OF RT WING HAS CORRODED FASTENERS. REMOVED ALL FASTENERS AFFECTED BY CORROSION AND BLENDED ALL AREAS OF VISIBLE CORROSION ON THE RT UPPER WING SKIN SURFACE. PERFORMED NDT INSPECTIONS FOR CORROSION REMAINING AND REMAINING MATERIAL THICKNESS AT ALL BLENDED LOCATIONS. SUBMITTED NDT FINDINGS TO MFG ENGINEERING FOR REPAIRS. ALL BLENDED AREAS ON THE RT UPPER WING SKIN SURFACE WERE FOUND TO BE WITHIN ACCEPTABLE LIMITS IAW FIELD REPAIR FR-HK-05269, REV 1. COMPLIED WITH FIELD REPAIR FR-HK-05269, REV 1. INSTALLED NEW FASTENERS WHERE PREVIOUSLY REMOVED DUE TO CORROSION. THIS REPAIR IS DEEMED TO BE A MAJOR REPAIR. WORK ACCOMPLISHED IAW MAJOR FIELD REPAIR FR-HK-05269 REV 1.
Part: WARNING LIGHT — MULTIPLE FAIL · airframe 2,824 hrs · 1,989 cycles
DURING DECENT HAD ELECTRICAL AND ICE PROTECT LOOK UP LIGHTS COME ON. SAW THE GEN 1 AND ALT 1 FAIL LIGHTS ON. NOTICED THE LT OIL PRESSURE WAS FALLING. CHECKED GUAGE AND SAW 10 PSI. DIGIT WAS STILL GREEN BUT OUR CHECK LIST CALLS FOR HP COCK TO BE CLOSED IF IT FALLS BELOW 25. DID THIS THEN RAN THE REST OF THE SHUT DOWN CHECK LIST. IT WASN'T UNTIL AFTER THE SHUT DOWN THAT THE LOW OIL PRESS LIGHT CAME ON. N1 AND N2 CONTINUED TO INDICATE DURING THE FLIGHT.
Part: OIL SYSTEM — LOW PRESSURE (NR 1 ENGINE) · airframe 2,171 hrs · 1,539 cycles
NR 1 ENGINE OIL PRESSURE DROPPED TO 40PSI AFTER NORMAL INITIAL INDICATION IN TAKEOFF. STABLE AT 40 PSI UNTILL ABORT AT 70KIAS, SUBSEQUENT RUN-UP PRODUCED NORMAL INDICATION . 40 PSI INDICATION SHOWED AMBER.
Part: UNKNOWN — UNKNOWN (CABIN PRESSURE) · airframe 1,180 hrs · 850 cycles
CABIN WOULD NOT PRESSURIZE. DIFFERENTIAL STAYED AT ZERO. TRIED MANUAL AND STILL WOULD NOT PRESSURIZE. PERFORMED CABIN PRESSURE CONTROL SYSTEM TROUBLESHOOTING IAW HAWKER 800XP MM CHP 21-30-00-101. NO DEFECTS NOTED. FUNCTIONALLY TESTED PRESSURIZATION SYSTEM IAW HAKER 800XP 21-30-00-501. NO DEFECTS NOTED. PERFORMED PRSOV TEST AND MAIN AIR VALVE TEST IAW HAWKER 800XP MM CHP 21-10-76-501. NO DEFECTS NOTED. SYSTEM OPS CHECK NORMAL.