N638QX
Registered owner: HORIZON AIR INDUSTRIES INC, WA (owner ≠ operator)
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
FLIGHT 2304. DIRTY SOCK SMELL NOTED THROUGHTOUT FLIGHTDECK AND CABIN. REMAINED CONSISTENT AND CONTINUOUS ON GROUND AND DURING FLIGHT. DURING FLIGHT BOTH PACKS AND BLEEDS WERE ON. ON GROUND APU WAS SUPPLYING BLEED AIR REMOVED FROM SERVICE. PEFORMED INTERIOR/ EXT GVI. FOUND NO DEFECTS. OPERATED RECIRC FANS FOR 5 MINS. ALSO OPERATED APU BLEED AIR FOR 5 MINUTES IN BOTH COLD AND WARM TEMPERATRES. NOTED NOTHING UNUSUAL AND NO ABNORMAL SMELLS. PERFORMED GROUND ENGINE IDLE RUN ONE ENGINE AT A TIME. NO UNUSUAL AND ABNORMAL SMELLS NOTED. RETURNED TO SERVICE. COULD NOT DUPLICATE,
FLIGHT 2135. FLOOR LIGHTING STRIP DETACHED FROM FLOOR SEAT 1C.. REMOVED FROM SERVICE. RESECURED WITH ORIGINAL MATERIALS AS REQUIRED. NO FURTHER DEFECTS. RETURNED TO SERVICE. NO PARTS REPLACED.
FO REPORTS FUEL DRIPPING FROM #2 ENGINE. REMOVED FROM SERVICE. INSPECTED & FOUND FUEL LEAKING INTERNAL FROM THE #2 ENGINE FUEL PUMP. REMOVED AND REPLACED #2 ENGINE FUEL PUMP. REF E175 AMM 73-11-01-000-801-A, 400-801-A PARAGRAPHS 1-7A AND REFERENCE GE CF34-8E LMM TASK 73-00-00-800-802 APPLICABLE STEPS. PREFORMED OPS CHECK AND JOB CLOSE OUT (REF AMM 73-11-01-400-801-A & GE LMM 73-00-00-800-004) GOOD NO LEAKS NOTED. RETURNED TO SERVICE.
DURING CRUISE, HYD 1 LO QTY EICAS MSG. QAUNTITY WAS 16%, AFTER LANDING QAUNTITY WAS 2% , BUT CAME UP TO 4% AFTER PARKING. REMOVED FROM SERVICE. INSPECTED AND FOUND HYD FLUID ALL AROUND INSIDE OF #1 HYD PUMP AND RESIVOUR AREA, SERVICED #1 HYDRAULIC SYSTEM TO 40% INSPECTED AND FOUND HYD SYS #1 TO BE LEAKING FROM ACMP PRESSURE ATTENUATOR. REMOVED AND REPLACED HYD SYS #1 ATTENUATOR O-RING. REF E175 AMM 29-11-29-000/400-801-A. OPS TEST GOOD WITH NO LEAKS NOTED. RETURNED TO SERVICE.
FLIGHT 2446. DURING CLIMB AT APPROX. FL250 MASTER WARNING A-I WING 1 LEAK EICAS AND MASTER WARNING LIGHT. WING TEMPS MATCHED ON BOTH SIDES. WING 1 WAS AMBER ON ANTI ICE SYSTEM PAGE. COMPLETED NTEROGATED CMC FOUND FAULT CODE 30115009AM1. C/W FIM 30-11-00-810-841-A AND 30-11-00-810-818-A. FOUND LOOSE CLAMPS ON THE SLAT HOSES BETWEEN SLATS 2/3 & 3/4. SECURED CLAMPS. C/W AN OPS CK IAW AMM 30-11-00-710-801-A. NO FAULTS NOTED. A/C OK FOR CONT. SERVICE.ANTI ICE WING 1 LEAK QRH CHECKLIST. DIVERTED ND ACCOMPLISHED A UNEVENTFUL LANDING. REMOVED FROM SERVICE,
FLIGHT 2179. PHOTO ILLUMINESCENT STRIPS AROUND 1D AND FORWARD GALLEY DIM ACROSS VARIED SECTIONS. REMOVED FROM SERVICE AND PLACED ON MEL 33-50-21C. CLEARED BY REPLACING PHOTO STRIPS AROUND 1D ANF FWD GALLEY REF E175 AMM TASKS 33-50-21-000/400-801-A OPS CHECK GOOD CLEAR DMI. RETURN TO SERVICE.
FOUND FUEL LEAKING FROM NR 2 ENGINE DRAIN MAST. REMOVED FROM SERVICE. RAN NR 2 ENGINE, LEAK DETERMINED TO BE OUT OF LIMITS IAW MCN E720036-01. REQUIRES FURTHER TROUBLESHOOTING. C/W T/C E175-75-32-01-000/400-801-A. OPS TEST GOOD. NFDN. COULD NOT DUPLICATE LEAK. RETURNED TO SERVICE. NO PARTS REPLACED.
FLIGHT 2455. FUEL ACCESS PANEL RIGHT WING SHOWS SIGNS OF LEAKING. REMOVED FROM SERVICE. INSPECTED WING FOUND NO LEAKING FUEL NO DEFECTS NOTED. COULD NOT DUPLICATE. NO PARTS REPLACED.
FLIGHT DECK DOOR HARD TO OPEN. REMOVED FROM SERVICE. CLEANED DOOR LATCH MECHANISM, OPS CHECK GOOD. RETURNED TO SERVICE. NO PARTS REPLACED.
FLIGHT 2177. RAMP REPORTS FWD EMER LTS "FLICKERING". REMOVED FROM SERVICE. INEROGATED CMCM, FOUND FC 33500002UT1. CHARGED EMER LTS (REF. AMM 33-50-01-800-801-A). FAULT REMAINS. REMOVED ELPU 2 (REF AMM 33-50-01-000-801-A). 1078814 3/22/25. R AND R NEW ELPU 2 (REF AMM 33-50-01-000-801-A 33-50-01-400-801-A). FAULT REMAINS. REMOVED AND REPLACED ELPU 2 BATTERY IAW E175 AMM 33-50-01-000-802-A AND AMM 33-50-01-400-802-A. OPERATIONAL TEST - GOOD, FAULTS NO LONGER PRESENT. IAW E175 AMM 33-50-01-710-801-A AND AMM33-50-00-710-801-A. RETURNED TO SERVICE.
RAMP REPORTS, FWD EMERGENCY LIGHTS REMAINED ON. REMOVED FROM SERVICE. PERFORMED EMERGENCY LIGHTS OPERATIONAL TEST AND CHARGING IAW AMM 33-50-00-710-801-A & 33-50-01-800-801-A. EMER BATT FAULT DISPLAYED ON EICAS. INTEROGATED CMC, FOUND FAULT 33500002UT1. PERFORMED FIM 33-50-00-810-802-A STEP 1-7H. FAULT REMOVED. PERFORMED AMM 33-50-00-710-801-A. OPS CHECK GOOD. A/C OKAY FOR CONTINUED SERVICE. NO PARTS REPLACED. RETURNED TO SERVICE.
FLIGHT 2047. ONE STRIP OF PHOTOLUMINESCENT EMERGENCY LIGHTS NOT ILLUMINATED. REMOVED FROM SERVICE. TRIMMED SERVICEABLE PHOTOLUMINESCENT STRIP AND TRACK SLEEVE REF E175 CMM 33-51-05 STEP 3.5.1. R+R PHOTOLUMINESCENT STRIP ASSY FOR SEATS 1/2A IAW E175 AMM 33-50-21-000/400-801-A. OPS CHECK GOOD. PHOTOLUMINESCENT STRIP ILLUMINATES NORMALLY. A/C OK FOR SERVICE.
FLIGHT 2002. PRESN AUTO FAULT ADVISORY MESSAGE DISPLAYED ON EICAS. ELECTED TO RETURN TO THE FIELD AND ACCOMPLISHED A UNEVENTFUL LANDING. PLACED ON MEL 21-31-01A. RETURNED TO SERVICE. MEL CLEARED 10/01. DUE TO RECENT A/C HISTORY FOR FAULT CODE 21311009CPC BEING FOUND TRANSITORY, REPLACED OUTFLOW VALVE REF FIM TASK 21-31-00-81-819-A STEPS 6 K-L. OPS TEST GOOD. PLACARDS REMOVED. CLEAR MEL. RETURNED TO SERVICE.
DURING RNAV APPROACH OUR FLIGHT PLAN DROPPED AUTO THROTTLES AND AUTO PILOT SHUT OFF. RECEIVED MULTIPLE MASTER CAUTIONS AND ADVISORY EICAS MEASSAGES: AP FAIL, AT FAIL, FMS 1 FAIL, FMS 2 FAIL. WE ALSO LOST ALL AIRSPEEDS (VREF, VAPP, VAC, VFS AND GREEN DOT) RECIEVED SCRATCH PAD MESSAGE "SINGLE OPERATIONS" ON THE MCDU. ALSO LOST FLIGHT DIRECTOR. REMOVED FROM SERVICE. INTERROGATED CMC AND FOUND FAULT CODES FOR FMS 1 & 2 FAIL. RESET NIC PROC MODULE 5 & 3 REF FIM TASKS 34-61-00-810-817-A & 34-61-00-810-832-A. CYCLED AC POWER, ALL INDICATIONS RETURNED. ALL MESSAGES CLEARED. PERFORMED OPS TEST OF FMS 1 & 2 PER AMM 34-61-00-710-801-A. OPS CHECK GOOD. RETURNED TO SERVICE.
FORWARD GALLEY AFT OVEN FOOD IN OVEN SMOKES WHEN USED. REMOVED FROM SERVICE. PLACED ON NEF. RETURNED TO SERVICE.
FORWARD GALLEY AFT OVEN FOOD IN OVEN SMOKES WHEN USED. REMOVED FROM SERVICE. DEFERRED THE GALLEY OVEN. RETURNED TO SERVICE. CLEARED ON 4/17/24 BY REPLACING OVEN IAW AMM 25-37-02-000-804-A & 25-37-02-400-804-A. OPS TEST IAW AMM 25-37-02-710-802-A. OPS TEST GOOD. PLACARDS REMOVED. CBS RESET. CLEAR NEF. RETURNED TO SERVICE.
FWD SERVICE DOOR SLIDE MECHANISM CABLE CASING IS SEPARATED AT UPPER END. REPAIRED FLEXBALL CABLE AT UPPER END ON FWD SERVICE DOOR SLIDE MECHANISM CABLE AS MARKED. REF AMM 52-41-40.
FWD PAX DOOR SLIDE MECHANISM CABLE CASING IS SEPARATED AT UPPER END. REPAIRED FLEXBALL CABLE AT UPPER END ON FWD PASSENGER DOOR SLIDE MECHANISM CABLE AS MARKED. REF AMM 52-11-40.
AFT PAX DOOR SLIDE MECHANISM CABLE CASING IS SEPARATED AT UPPER END. REPAIRED FLEXBALL CABLE AT UPPER END ON AFT PASSENGER DOOR SLIDE MECHANISM CABLE AS MARKED. REF AMM 52-12-40.
AFT SERVICE DOOR SLIDE MECHANISM CABLE CASING IS SEPARATED AT UPPER END. REPAIRED FLEXBALL CABLE AT UPPER END ON AFT SERVICE DOOR SLIDE MECHANISM CABLE AS MARKED. REF AMM 52-42-40.
PRESN AUTO FAULT ANNUNCYATED DURRING CRUISE. LANDING ?P 0.2 PSI. CABIN ALT 2,100 FT DURRING DECENT BELOW 10,000 FEET. LANDING FIELD ELEVATION 2,400 FT. REMOVED FROM SERVICE. INTERROGATED CMC, FOUND FAULT 21311009CPC. C/W E175 FIM 21-31-00-810-819-A. NO DEBRIS NOTED AT OUTFLOW VALVE, FUNC. TEST OF CPCS CONTROLLER CHANNELS GOOD. FAULT CLEARED AND DID NOT RETURN. RETURNED TO SERVICE.
FORWARD 3 EMERGENCY LIGHTS WILL NOT TURN OFF AFTER SHUTTING OFF THE POWER. REMOVED FROM SERVICE. EMERGENCY LIGHTS IN A DISCHARGED STATE ON ARRIVAL. PERFORMED EMERGENCY LIGHT POWER UNIT CHARGE PER AMM 33-50-01-800-801-A. POWER UNIT FAILED TO CHARGE. OPS TEST FAILED. FOUND FAULT CODE 33500002UT1. REMOVAL PF LH FWD ELPU PER AMM 33-50-01-000-801-A SUBTASK 33-50-01-01-002-A REMOVED PNL 227BLC. REMOVED POWER UNIT AND BATTERY PER AMM 33-50-01-000-801-A & 33-50-01-000-802-A. INSTALLED NEW UNIT AND BATTERY PER AMM 33-50-01-400-801-A & 33-50-01-400-802-A. REMOVED PANEL RE INSTALLED, OPS TESTS GOOD. A/C OK FOR CONTINUED SERVICE. RETURNED TO SERVICE.
WHEN OPENING MAIN CABIN DOOR NOTICED THE ESCAPE SLIDE FITTING LATCH REMAINS DOWN. REPLACED FORWARD PASSENGER DOOR FORWARD ESCAPE SLIDE FITTING IAW E175 AMM 53-10-21-000-804A.
AT GATE, LEVEL 1 SMELL WEAK DURING BOARDING (BURNT RUBBER) MID CABIN. NO IRRITATION NOTED. APU ON, EXTERNAL AIR ON, SMELL NO LONGER DETECTED WITH EXTERNAL AIR REMOVED. SMELL PERSISTED 10 MINUTES, ROWS 10-13. SUSPECT FUMES FROM OUTSIDE AIRCRAFT ENTERING THROUGH EXTERNAL AIR. REMOVED FROM SERVICE. C/W E175 FIM TASK 21-20-00-810-801-A, MCN E210016-3, AND FIM TASK 24-42-00-810-817-A. THE SMELL HAS ALREADY DISSIPATED AND IS NO LONGER PRESENT UPON TECHNICIANSâ ARRIVAL. INSPECTED CABIN, AND GALLEY AREA, NO EVIDENCE OF SPILLAGE. PERFORMED OPS TEST OF THE CABIN AND GALLEY LIGHTS. NO DEFECTS NOTED. SHUT DOWN AND STARTED APU WITH NO SMELL PRESENT. PERFORMED OPS TEST OF THE COOLING PACK IAW E175 AMM 21-51-00-710-801-A AND OPS TEST GOOD, NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE.
12" OF PHOTOLUMINESCENT STRIP MISSING NEXT TO ROW 14A&B. REMOVED FROM SERVICE. REPOSITIONED AS REQUIRED. AIRCRAFT RETURNED TO SERVICE.
FORWARD THREE CEILING OVERHEAD EMER LIGHTS & L1 EXIT LIGHT WILL NOT ILLUMINATE. REMOVED FROM SERVICE. CMC SHOWING THE FOLLOWING RELATED FAULT: "EMER LT BATT (FWD L)" 33500002VT1. C/W RESETS PER FIM 33-50-00-810-802-A00, NO HELP. REMOVED AND REPLACED LH FWD EMER LIGHT POWER UNIT BATTERY, REF AMM TASKS 33-50-01-000/400-802-A, OPS TEST GOOD, ALL EMER LIGHTS NOW COME ON. FAULT NO LONGER NOTED. AIRCRAFT RETURNED TO SERVICE.
MAIN CABIN DOOR ARMING LEVER HARD TO MOVE. REMOVED FROM SERVICE. OPENED DOOR EXTERNALLY. INSPECTED GIRT BAR COMPONENTS AND FLOOR FITTINGS. FOUND AND CLEANED CONTAMINATION FROM DOOR FLOOR FITTINGS. NO OTHER DEFECTS NOTED. CLOSED DOOR. ARMED AND DISARMED MAIN CABIN DOOR. MECHANISM OPERATES SMOOTHLY. NO ABNORMAL FORCES NEEDED. RETURNED TO SERVICE.
DESCENDING THROUGH 17000' OAT -4DEG C, MODERATE ICE, A=I WING 1 LEAK EICAS WARNING ILLUMINATED. RAN QRH CHECKLIST AFTER PUSHING ICE PROTECTION WING BUTTON OUT, MESSAGE EXTINGUISHED. DIVERTED. LANDING UNEVENTFUL. REMOVED FROM SERVICE. CHECKED CMC FOR MSG FAULTS PER AMM 45-45-00-970-803-A. NO FAULTS WITH MX MSG. PERFORMED FIM 30-11-00-810-818 FOR LEFT SYS ANTI-ICE SYS LEAK, ODS BIT CHECK PASSED. PERFORMED WTAIS OPS TEST PER FIM & AMM 30-11-00-710-801A, TEST PASSED. FAULT FOUND TO BE TRANSITORY CONDITION OF AMS CONTROLLER PROCESSOR MODULE. A-I WING 1 LEAK MSG EXTINGUISHED AND DID NOT RETURN. RETURNED TO SERVICE.
DURING ORIGINATING TEST OF PASSENGER EMERGENCY LIGHTS ONLY BACK 3/6 LIGHTS LIT UP ON CEILING. REMOVED FROM SERVICE. CYCLED A/C POWER PERFORMED OPS CHECK IAW E175 AMM 33-50-00-710-801-A EMERGENCY LIGHTS CHECK GOOD. NO OTHER DEFECTS NOTED. RETURNED TO SERVICE.
FLIGHT DECK EMER LIGHT INOP. REMOVED FROM SERVICE. FOUND FLIGHT DECK CEILING LIGHT NOT ILLUMINATING BUT ALL OTHER EMERGENCY LIGHTS OPERATE NORMALLY. NO FAULTS LISTED IN CMC. CYCLED SHIP POWER & PERFORMED OPS TEST OF EMERGENCY LIGHTS IAW E175 AMM 33-50-00-710-801-A. EICAS MESSAGE WHEN LIGHTS TURNED ON "EMER LT BTT FAULT". INTERROGATED CMC & FOUND FC 33500001UT1. FOUND LIGHT RELATED TO ELPU1 NOT OPERATING NORMALLY. REF E175 FIM 33-50-00-810-801-A. RESETS NO HELP. R&R ELPU1 IAW E175 AMM 30-50-01-000/400-801-A WITH NEW BATTERY INSTALLED IAW E175 AMM 33-50-01-000/400-802-A. ALL OPS TEST NORMAL. FAULT DID NOT REOCCUR.NO FURTHER DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE.
EMERGENCY LIGHTS FOR FLIGHT DECK AREA AND R1 DOOR AREA ILLUMINATE WHEN POWER IS REMOVED FROM AIRCRAFT WITH EMERGENCY LIGHTS SWITCH IN COCKPIT SELECTED OFF. C/W E175 FIM 33-50-00-810-816-A STEPS 1-6 A-H (1) (A-B). TRANSITORY CONDITION. EMERGENCY LIGHTS OFF WITH POWER REMOVED FROM AIRCRAFT.
DURING FUEL QUANTITY HARNESS ROUTING INSPECTION FOUND INCORRECT ROUTING JUST FORWARD OF PANEL 195AL, AT INBOARD BASE OF RH MLG BAY.REROUTED GROUND SPOILER CONT MDL HARNESS SO THAT IT RAN SEPERATE FROM FQIS HARNESS TO COMPLY WITH INSPECTION CRITERIA IN E175 AMM 28-41-00-210-801-A.
ILLUMINESCENT FLOOR STRIP MISSING AT ROW 20. REMOVED FROM SERVICE. INSTALLED APPROXIMATELY 3 FT SECTION OF PHOTO LUMINESCENT STRIP NEXT TO ROW 20AB. NO OTHER DEFECTS. PHOTO LUMINESCENT STRIPS ILLUMINATES AS NORMAL, REF AMM 33-50-21-400-801A. RETURNED TO SERVICE.
CATERING REPORTS THAT THE FORWARD SERVICE DOOR IS DIFFICULT TO OPEN. DOOR IS DISARMED. REMOVED FROM SERVICE. FOUND DEBRIS ON DOOR HANDLE LATCH, CLEANED AND LUBRICATED, AS REQUIRED. PERFORMED OPENING AND CLOSING OF DOOR PER SDS 52-41-00 SEVERAL TIMES, NO DEFECTS NOTED. DOOR OPENS AND CLOSES NORMALLY, RETURNED TO SERVICE.
F/A REPORT PHOTOLUMINESCENT STRIP ON LEFT SIDE 1A-2A NOT WORKING. REMOVED FROM SERVICE. R & R FWD PHOTOLUMINESCENT LT STRIP NEXT TO SEATS 1 & 2A, IAW E175 AMM 33-50-21-000/400-801-A. OPERATIONS CHECK NORMAL, NO FURTHER DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE.
INADVERTENT R1 SLIDE DEPLOYMENT. REMOVED FROM SERVICE. INSTALLED EMERGENCY EVACUATION SLIDE ASSEMBLY. ON R1 DOOR, IAW MTC E175-25-65-01-400-801-A. NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE.
RECEIVED MASTER WARNING LAV SMOKE EN ROUTE. MESSAGE CLEARED APPROX 15 SECONDS FOLLOWING WARNING. NO FURTHER INCIDENT, REMOVED FROM SERVICE. VERIFIED NO RECENT HISTORY OF DEFECT. PERFORMED LAV SMOKE DETECTOR FUNCTIONAL TEST, REF E175 AMM TASK 26-14-01-720-801-A. FUNCTIONAL TEST GOOD, OK FOR CONTINUED SERVICE.
FLIGHT ATTENDANT COMPLAINED OF HOT OVEN SMELL IN AFT OF AIRCRAFT DURING TAKEOFF & LANDING. REMOVED FROM SERVICE. ACCOMPLISH GVI OF OVEN AND COFFEE MAKER'S OPS CHECK OVEN & BOTH COFFEE MAKER'S, NO ODORS PRESENT. CONTACTED QX MAINTENANCE CONTROL, OK FOR SERVICE. ALSO OPERATED GALLEY + LAV LIGHTS, OK. RETURNED TO SERVICE.
A-1 WING 1 LEAK MASTER WARN ON CLIMB. DIVERTED. LANDING UNEVENTFUL. REMOVED FROM SERVICE. PERFORMED FIM TASK 30-11-00-810-841-A, PAR 1-6H. INTERNAL INSPECTION OF SLATS L/H 2 AND 3. REPLACED L/H SLAT 2 OUTBD TEMP SENSOR. OPS CHECKS GOOD. RETURNED TO SERVICE.
FORWARD SERVICE DOOR WILL NOT OPEN. EXTERNAL AND INTERNAL HANDLES DO NOT APPEAR TO OPERATE DOOR LATCHES. REMOVED FROM SERVICE. RESET ALL HANDLES TO "NORMAL" CLOSED POSITION. DOOR OPENS AND CLOSES CORRECTLY. NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE. NO PARTS REPLACED.
BRAKE FLUID IS LEAKING FROM RIGHT MAIN GEAR. ASSOCIATED PARKING BRAKE INDICATION ON SYSTEM STATUS PAGE EMER ACCU PSI 1100. ASSOCIATED CYAN EICAS MESSAGE EMER BRK FAULT IS ILLUMINATED. REMOVED FROM SERVICE. C/W BRAKE ASSY INSPECTION REF E175 AMM TASK 32-49-11-200-801-A. FOUND THE R/H MLG OTBD BRAKE LEAKING FROM BLEEDER ADAPTER. R&R R/H MLG OTBD BRAKE ASSY REF E175 AMM TASK 32-49-11-000-801-A & 32-49-11-400-801-A. OPS CHECKS ARE ALL GOOD. NO LEAKS ARE NOTED. ALL HYDRAULIC FLUID QUANTITIES, PRESSURES, AND TEMPS ARE IN THE GREEN. NO FAULT MESSAGES ON STATUS OR EICAS PAGES. NO FURTHER ACTION IS REQUIRED. RETURNED TO SERVICE.
AUTO THROTTLE FAULT. PLACED ON MEL 22-30-00. CLEARED BY THROTTLE CONTROL QUADRANT REMOVED AND REPLACED IAW E175 AMM 76-11-01-000/400-801-A. TO/GA SWITCH OPS CHECKS GOOD IAW E175 AMM 22-11-00-710-801-A. RETURNED TO SERVICE.
MAIN CABIN DOOR STUCK AJAR. REMOVED FROM SERVICE. INSP MCD AND FOUND AFT CENTERING PAD PREVENTING DOOR MOVEMENT (CLOSE OR OPEN). REMOVED AFT CENTERING PAD. DOOR OPENS AND CLOSES NORMALLY. NO OTHER DEFECTS NOTED. DEFERRED CENTERING PAD. RETURNED TO SERVICE.
AUTO THROTTLE OCCASIONALLY DISCONNECTS WHEN THROTTLES COME BACK TO IDLE. REMOVED FROM SERVICE. CMC FAULT TCQ QUICK DISCON (ATA1) FAULT, CODE 22310013TA1. CLEARED AUTO THROTTLE QUICK DISCONNECT SWITCHES AND C/W OPS CHECK OF AUTOTHROTTLE 1 THRUST CONTROL (TCQ) INTERFACE IAW AMM 22-31-00-710-801-A. OPS CHECK GOOD. A/C REMAINS CAT III QUALIFIED, PLACARD READS CAT III, MTX CONTROL NOTIFIED OF LLM STATUS. RETURNED TO SERVICE. NO PARTS REPALCED.
COCKPIT ELECTRONIC DOOR LOCK FAILS TO UNLOCK DOOR. DOOR WOULD ONLY OPEN USING EMERGENCY RELEASE. ( FLIGHT DECK SECURITY DOOR AUTOMATIC LOCKING SYSTEM ). REMOVED FROM SERVICE. PUSHED IN C/B AND C/W ELECTROMECHANICAL LATCH OPS CHECK REF AMM SUBTASK 52-51-03-710-004-A. OPS CHECK GOOD. DOOR ELECTRONICALLY LOCKS AND UNLOCKS AS NORMAL. CLEAR DEFECT, PLACARDS REMOVED, C/B REMAINS PUSHED IN, MTX CTRL NOTIFIED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.