JASC 3414

Service difficulty reports · 860

Reports filed under 3414 · Airspeed/Mach Indicator, newest first.

Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
  FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
  WHERE jasc_code = '3414'
  ORDER BY difficulty_date DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SDR AALA202107133352Adiru · faultedAIRCRAFT WAS GROUNDED: CAPTAIN HAD NO AIRSPEED INDICATION AT THE 80 KNOT AIRSPEED CHECK ON TAKEOFF. REJECTED TAKEOFF. TROUBLESHOT PER TSM 34-11-00-810-804-A. REPLACED AIR DATA AND INERTIAL REFERENCE UNIT 1 PER AMM 34-12-34 (AALA202107133352). REPLACED AIR DATAJul 12, 2021 · N737US · Airbus A319112SDR AALA202107134418Air Data Module · faultedAIRCRAFT WAS GROUNDED: CAPTAIN HAD NO AIRSPEED INDICATION AT THE 80 KNOT AIRSPEED CHECK ON TAKEOFF. REJECTED TAKEOFF. TROUBLESHOT PER TSM 34-11-00-810-804-A. REPLACED AIR DATA AND INERTIAL REFERENCE UNIT 1 PER AMM 34-12-34 (AALA202107133352). REPLACED AIR DATAJul 12, 2021 · N737US · Airbus A319112SDR FDEA202106301621Adc · failedON TAKEOFF ROLL DURING 80KT CHECK, FO AIRSPEED INDICATION MALFUNCTIONED. CONTINUED ON CAPT INSTRUMENTS. MESSAGES: IAS DISAGREE, MACH/SPEED TRIM, & RUDDER RATIO. ON SHUTDOWN, ELEV ASYM STATUS MESSAGE. COMPLIED WITH QRH. FO AIRSPEED INCREASED STEADILY FRJun 30, 2021 · N990FD · Boeing 757232SDR A9JA202106160001Indicator · erraticAIR SPEED INDICATION DRIFTED BETWEEN #1 AND #2 INDICATORS AND CONFUSED PILOTS ON WHAT INDICATION WAS CORRECT. ISSUE ONLY DEVELOPED ABOVE 29,000 FT. INDICATING THE ISSUE IS WITHIN THE MACH AIRSPEED ANEROID.Jun 11, 2021 · Lear 31SDR IPXA2021061070384Indicator · unreliableINSPECTION TYPE:NA**ATB - EMERG DECL'D - NO EMERG EQUIP USED - LANDED UNEVENTFULLY** ATB @ 0302Z FOR UNRELIABLE AIRSPEED IAS AND ALT COMPARITORS LVL2 SEL ELEV FEEL MAN/SEL FLAP LIM OVRD/ SELECT FADEC ALT ILLUMINATEDFOUND #2 PITOT PROBE PLUGGED WITH DEBRIS. CLJun 9, 2021 · N257UP · Doug MD11FSDR YV3R2021052800454Indicator · defectiveCUSTOMER REPORTED AIRSPEED INDICATOR P/N: C599-1 NEEDLE WAS ERRATIC.May 11, 2021 · N42127 · Robsin R44SDR AALA202105029003Pitot Line · disconnectedAIRCRAFT WAS GROUNDED: FERRY FLIGHT AIR INTERRUPTED DUE TO FIRST OFFICER AIRSPEED UNRELIABLE UPON TAKEOFF. FOUND FIRST OFFICER PITOT LINE DISCONNECTED AT ADM. RECONNECTED PITOT LINE TO ADM REF A320F AMM 34-10-00 & ACCOMPLISHED OPERATIONAL AND LEAK CHECK. NO DEMay 1, 2021 · N753US · Airbus A319112SDR ANCF20210416010Indicator · malfunctionedDURING T/O ROLL ABOVE 100 ISIS AIRSPEED INDICATION FLASHES AND SHOW LESS SPEED THAN IN PFD. RED FLAG SHOWS ON IN THE ISIS. RTO WAS PERFORMED. LOSS OF THE AIRSPEED DATA AND THE MACH NUMBER ON THE ISIS INDICATOR TO STEP 4.A.1. WAS PERFORMED AND NO DAMAGE WERE FOApr 16, 2021 · N536AV · Airbus A320214SDR ASAA2021032734433Indicator · malfunctionedFO SPEED TAPE GLITCHING FROM TOP AND BOTTOM LOW SPEED / HIGH SPEED. GROUNDED - YES. PERFORMED FAULTS CHECK ON AND NO FAULTS FOUND. ALSO, PERFORMED OPERATIONAL TEST OF THE FMCS SYSTEM PER B737-9 AMM 34-61-00-710-801, OPERATIONAL TEST WAS NORMAL, NO DEFECTS NOTEMar 27, 2021 · N918AK · Boeing 7379SDR DALA2021032001599Probe · inoperativeSHIP 3826 -DIV- DIVERTED TO IAD DUE TO AIRSPEED DISAGREE MESSAGE. CORRECTIVE ACTION: PERFORMED LT-RT ADIRU BITE TEST. NO FAULTS FOUND. INSPECTED PITOT STATIC ASSEMBLIES AND DRAINS. NO TROUBLE FOUND. PERFORMED PITOT PROBE HEATER TEST. ALL HEATERS WARM. REPLACEDMar 19, 2021 · N826DN · Boeing 737932ERSDR DALA2021031901564Module · inoperativeSHIP 3826 -MISC/DE- DUE TO F/O'S AIRSPEED UNRELIABLE ON APPROACH TO JFK. CORRECTIVE ACTION: PERFORMED LT-RT ADIRU BITE TEST. NTF. PERFORMED PITOT PROBE HEAT TEST AND HEATER RESISTANCE TEST. ALL CHECK GOOD. CHECKED FIRST OFFICER'S PITOT AND STATIC DRAINS FOR FLMar 17, 2021 · N826DN · Boeing 737932ERSDR IPXA2021021065542Indicator · unreliableINSPECTION TYPE:NA**ATB - EMERG DECLARED - NO EMERG EQUP USED** UNREALIABLE AIRSPEED INDICATIONREMOVED PITOT TUBE COVERS, INSPECTED PITOT TUBES, REF AMM 34-11-01-226012, PERFORMED CURRENT FAULTS TEST 30, AMM 22-00-02-001, NO FAULTS. NO DEBRESS OR ANOMALLIES NFeb 9, 2021 · N467UP · Boeing 75724APFSDR AALA202101119009Adiru · faultyAIRCRAFT WAS GROUNDED. AIRSPEED GAVE ERRONEOUS INDICATION ON CLIMBOUT ACCOMPANIED BY AIRSPEED LOW AURAL WARNING. LASTED 1 TO 2 SECONDS ONLY THEN NORMAL. OAT WAS 5 DEGREES, ENGINE ANTI ICE ON, PROBE HEATERS ON, VIS MOISTURE. 13000 FEET STANDBY AIRSPEED WAS Jan 9, 2021 · N804NN · Boeing 737823SDR AALA202012189001Switch · out of positionAIRCRAFT WAS NOT GROUDNED. AFTER TAKEOFF, AIRSPEED RED LINE TAPE STAYED AT 270 KNOTS. CALLED TOMX CONTROL WHO RECOMMENDED RETURN TO DFW. FOUND VMO/MMO SWITCH IN "ALT." SWITCHED TO NORMAL AND SECURED SWITCH GUARD, REF AMM 32-00-00-040-812.Dec 17, 2020 · N981AN · Boeing 737823SDR IPXA2020111262304Warning Message · false activationINSPECTION TYPE: NA ATB-AC OOS. EMERGENCY DECLARED, LANDING W/OUT INCIDENT, NO EQUIPMENT USED. IN CLIMB AIRSPEED LOW EICAS MESSAGE, CAPT & F/O A/S MATCHED. F/O SIDE MIN MANEVERING SPEED CONSISTENTLY DISPLAY 15 KTS BELOW INDICATED. SWITCHING AIR DATA NO HELNov 11, 2020 · N409UP · Boeing 75724APFSDR AALA202010289002Adc · inoperativeAIRCRAFT WAS GROUNDED. ON TAKEOFF ROLL AT 80 KIAS ON CAPTAINS AIRSPEED INDICATOR, FIRST OFFICER WAS SHOWING 90. SHORTLY AFTER 80KT CALL OUT, GOT AIRSPEED DISAGREE, AND ATS KICKED OFF. ABORTED TAKEOFF. AT APPROXIMATELY 95 KTS ON CAPTAINS AIRSPEED INDICATOR,Oct 27, 2020 · N979AN · Boeing 737823SDR UIEA2020091401971Indicator · no indicationCREW REPORTED LOW SPEED, REJECTED T.O. NO LEFT AIRSPEED INDICATION AFTER BRAKES RELEASED, REF AMM 05-51-10. NO ACTION REQUIRED. BRAKES CHECK GOOD AND PLUGS ARE INTACT, NDN. PERFORMED GROUND TEST OF ADIRU L, TEST PASSED, REF AMM 34-25-00. PERFORMED GVI OF Sep 10, 2020 · N856GT · Boeing 74787UFSDR AALA2020090869027Indicator · uncalibratedAIRCRAFT WAS GROUNDED: STANDBY AIRSPEED INDICATOR 60 KNOTS FAST ON TAKEOFF. AT ALTITUDE 20 KNOTS OFF. INSTALLED NEW STANDBY AIRSPEED INDICATOR. OPERATIONS NORMAL PER AMM 34-21-26.Sep 4, 2020 · N814AW · Airbus A319132SDR AALA202008319007Indicator · malfunctionedAIRCRAFT GROUNDED, AT FL370 IN CRUISE IAS DISAGREE: AIRSPEED ON CAPTS DECREASED TO 120KTS, F/O WAS IN RED BAND, CAPTS ALTITUDE BEGAN CLIMB, F/O BEGAN DESCENT (STBY A/S AND ALT INDICATED NORMAL AT ALL TIMES). RAN QRC & QRH PROCEDURE. AN EMERGENCY WAS DECLAREDAug 29, 2020 · N806NN · Boeing 737823SDR AALA202008259010Static Port · obstructedAIRCRAFT WAS GROUNDED: DURING CLIMBOUT AT APPROXIMATELY 500 MSL ALT DISAGREE DISPLAYED BOTH PFDS. ALT DISAGREED BY 350 - 400 BETWEEN CAPTAIN AND FIRST OFFICER. STANDBY AGREED WITH FIRST OFFICER ALT INDICATION. FOUND LT STATIC PORTS BLOCKED. OBSTRUCTION WAS Aug 24, 2020 · N315PE · Boeing 737823SDR AALA202008259009Indicator · malfunctionedAIRCRAFT WAS GROUNDED: DURING CLIMBOUT, AT APPROX 4000 MSL, IAS DISAGREE MESSAGE DISPLAYED ON BOTH PFDS. IAS DIFFERED BY 6-8 KTS BETWEEN CAPTAIN AND FIRST OFFICER IAS. STANDBY IAS AGREED WITH FIRST OFFICER IAS. FOUND LT STATIC PORTS BLOCKED. OBSTRUCTION WAAug 24, 2020 · N315PE · Boeing 737823SDR AALA202006309005Air Data Module · malfunctionedGROUNDED, CLIMBING OUT OF FL300, F/O AIRSPEED UNRELIABLE. BELOW FL200, INSTRUEMENTS NORMAL. RTD & LANDED SAFELY, NO FURTHER INCIDENT. NO EMERGENCY DECLARED. R & R F/O STATIC ADM IAW AMM 34-21-04. R & R ANGLE OF ATTACK SENSOR IAW AMM 34-21-05. R & R PITOT PJun 28, 2020 · N803NN · Boeing 737823SDR 2020FA0000278Bezel · crackedTHE WEDGE (LENS) PN 65C187-001 OF THE AIRSPEED INDICATOR BEZEL ASSEMBLY (PN 1U2202-007) HAS CRACKED. THIS CAUSES A STATIC SIDE LEAK OF THE INSTRUMENT. APPEARS THE LIGHT ASSEMBLY THAT PROVIDES THE BACK LIGHTING IS BECOMING TOO HOT AND CRACKING, THE POLY-CARBJun 3, 2020SDR 2020FA0000277Lens · crackedTHE WEDGE PN 65C187-001 (LENS) IS CRACKED IN THE BEZEL ASSEMBLY (PN 1U202-007) OF THE AIRSPEED INDICATOR. IT APPEARS THE LIGHT ASSEMBLY USED TO PROVIDE INSTRUMENT FACE BACK LIGHTING IS CAUSING THE CRACK DUE TO THE FACT THE LENS/WEDGE IS MADE FROM A POLY-CARBOJun 3, 2020SDR F35R20200518001Bezel · crackedTHE AIRSPEED INDICATOR WAS FOUND TO HAVE A CRACKED GLASS FACE WHEN CONDUCTING A PITOT STATIC LEAK TEST AFTER A TRANSPONDER INSTALLATION. IT APPEARS THAT THE PART IS MADE FROM A POLY-CARBONATE MATERIAL AND NOT GLASS. THE AIRSPEED IS LIGHTED AND IT APPEARS THAMay 18, 2020 · Bbavia 8KCABSDR AALA202002059018Vane · faultyAIRCRAFT WAS GROUNDED: DIVERTED TO TUL ACCOUNT AIR SPEED LIMIT WARNING INDICATION. AN EMERGENCY WAS DECLARED. AFTER TAKEOFF SPD LIM AMBER MESSAGE DISPLAYED ON CAPT PFD FLASHED ON AND OFF DURING FLIGHT WITH BARBER POLE RISING UP CLOSE TO CURRENT AIRSPEED FO SFeb 4, 2020 · N918AN · Boeing 737823SDR AALA202002059020Computer · faultyAIRCRAFT WAS GROUNDED: DIVERTED TO TUL ACCOUNT AIR SPEED LIMIT WARNING INDICATION. AN EMERGENCY WAS DECLARED. AFTER TAKEOFF SPD LIM AMBER MESSAGE DISPLAYED ON CAPT PFD FLASHED ON AND OFF DURING FLIGHT WITH BARBER POLE RISING UP CLOSE TO CURRENT AIRSPEED FO SFeb 4, 2020 · N918AN · Boeing 737823SDR AALA202002059021Display · faultyAIRCRAFT WAS GROUNDED: DIVERTED TO TUL ACCOUNT AIR SPEED LIMIT WARNING INDICATION. AN EMERGENCY WAS DECLARED. AFTER TAKEOFF SPD LIM AMBER MESSAGE DISPLAYED ON CAPT PFD FLASHED ON AND OFF DURING FLIGHT WITH BARBER POLE RISING UP CLOSE TO CURRENT AIRSPEED FO SFeb 4, 2020 · N918AN · Boeing 737823SDR SWIA2019110846732Vsi · erraticSTARTING AT FL260, FO€™S VSI BECAME ERRATIC AND FLUCTUATED CONSTANTLY BETWEEN 300 FPM AND 1000 FPM WHILE CAPTAINS REMAINED CONSTANT AT 500 FPM. FO€™S ALTITUDE TAPE FLUCTUATED BETWEEN LEVELING OFF AND CLIMBING RAPIDLY, CORRESPONDING WITH VSI READINGS. IN CRUINov 8, 2019 · N971SW · Cndair CL6002B19SDR DALA2019102706184Static Port · leakingSDR REPORTED DUE TO DECLARED EMERGENCY PER MCC REPORT. AFTER TAKEOFF, AIRSPEED ERRATIC. DISCONNECTED AUTOPILOT + AUTOTHROTTLES. RECEIVED VECTORS FROM ATL. CONFIRMED ALTITUDE AND HEADING ACCURACY FROM ATL. CONFIRMED GROUND SPEED READOUT C/W PITOT/STATIC SYS LK Oct 26, 2019 · N997DL · Doug MD88SDR HNAA2019090900258Unknown · malfunctionedPDIS 660 31-40 2006861 07SEP19 PHL CLOSE FO'S PFD SHOWED NO AIRSPEED INDICATION DURING TAKEOFF ROLL FACT 07SEP19 23:57 PHL PERFORMED ADC OPS CHECK IAW AMM 34-15-00. OPS CHECK GOOD. OK FOR SERVICE.Sep 7, 2019 · N660CL · Emb EMB145LRSDR FDEA2019082312000Indicator · inaccurateLEVEL AT FL 340, BOTH CA & FO STBY AIRSPEED INDICATORS INDICATED 125 KTS. BOTH CA & FO PRIMARY A/S IND. ON EFIS INDICATED 275 KTS. TAS 470 KTS. TAT -12. VMC CONDITIONS. APPROX 40 MINUTES LATER, WITH NO CHANGE IN CONDITIONS, BOTH STBY A/S IND. RETURNED TO Aug 21, 2019 · N728FD · Airbus A300B4622RSDR DALA2019081424759Indicator · malfunctionedDIVERTED DUE TO UNRELIABLE CAPTAIN, F/O & STBY AIRSPEED. PERFORMED PITOT SYSTEM TEST. REPLACED LT ADC & CAPTAIN'S ASI. OK FOR SERVICE.Aug 11, 2019 · N556NW · Boeing 757251SDR AALA2019081329014Warning Message · false activationAIRCRAFT WAS GROUNDED: PILOT REPORTS OVER SPEED WARNING ON CONTINOUSLY AT ALTITUDE AND DECENT. ALL AIRSPEED INDICATIONS NORMAL 300 KNTS, CLEAN CONFIGURATION. MAINTENANCE ACCOMPLISHED ADIRS START PROCEDURE IAW AMM 34-10-00-860-002-A. RESET OF FWC 1(2) IAW TSM 2Aug 11, 2019 · N189UW · Airbus A321211SDR CA190718003Indicator · failed(CAN) REJECTED TAKEOFF DUE AIRSPEED INDICATOR NOT CROSS CHECKING BETWEEN CAPTAIN AND FIRST OFFICER. SPEED CROSS CHECK AT 80 KNOTS, CAPTAIN INDICATOR READ 0 WITH A FLAG, REJECTED AND TAXIED OFF RUNWAY WITHOUT INCIDENT. RESOLUTION LEFT MACH ASI REPLACED AND TEJul 17, 2019 · Boeing 767375SDR CALA2019063001102Warning Message · illuminatedIAS DISAGREE MESSAGE SHOWS ON AIRPSEED DISPLAY FIRST OFFICER''S A/S DISAGREE ILLVM FL370 F/O A/S UNRELIABLE WENT TO OVERSPEED TH EN DROPPED TO 45 IN DESC. PER FIM TASK 31-62-810-876, PERFORMED INITIAL EVALUATION, ADIRS FIM TASK 34-21-00, NO OTHER FAULTS NOTEDJun 28, 2019 · N18223 · Boeing 737824SDR YV3R2019062720135Indicator · inoperativeCUSTOMER REPORTED AIRSPEED INDICATOR P/N: C599-1 INDICATING NEEDLE SHAKES VIOLENTLY IN FLIGHT ACCELERATION.Jun 24, 2019 · Robsin R44RAVENIISDR VNAA2019061011102Adc · failedUNRELIABLE AIRSPEED INDICATION. THE FLIGHT DIVERTED. DECLARED AN EMERGENCY. FLIGHT LANDED SAFELY AND WAS ABLE TO TAXI TO A GATE UNDER THEIR OWN POWER. R & R THE NR 2 ADC, OPS CHECKED GOOD.Jun 10, 2019 · N508AE · Cndair CL6002C10SDR FDEA2019060321208Comparator · malfunctionedIAS COMPARATOR AND "SEL ELEV FEEL MAN" AND "SEL FLAP LIM OVRD". CAPTAIN AIRSPEED 9 KNOTS SLOWER THAN F/O AND SBY. CAPTAIN SHOWED 35 KNOT TAILWIND WITH A 3 KNOT HEADWIND ON F/O SIDE. APPRX FL160 HAD MODERATE PRECIP WHEN FIRST FAULT "IAS COMPARATOR" SHOWJun 2, 2019 · N318FE · Doug MD1030FSDR AALA201905159010Unknown · malfunctionedAIRCRAFT NOT GROUNDED: PILOT REPORTS DURING DESCENT THROUGH FL 370 AS DISPLAY SOURCE 1 ON PFD APPEARED IN VNAV, PATH CAPTURED. A/C PITCHED OVER AND AIRSPEED INCREASED INTO OVERSPEED TAPE 3KTS 284KTS INDICATED FOR LESS THEN 3 SECONDS. SPEED BAKES WERE DEPLOYED May 13, 2019 · N355PU · Boeing 737823SDR EPUA201904296001Indicator · frozenPILOT REPORTS THAT THE AIRSPEED INDICATOR ON CAPTAIN SIDE FROZE AFTER ROTATION, THEN JUMPED UP 20 KIAS. ERRATIC INDICATIONS FOR THE REMAINDER OF THE FLIGHT. MAINTENANCE REPLACED CAPTAIN AIRSPEED INDICATOR, OPERATIONAL CHECK FLIGHT GOOD.Apr 26, 2019 · N575Z · Beech 1900CSDR FDEA2019041630791Indicator · malfunctionedREJECTED TAKE-OFF TO STAGNATED AIRSPEED @ 100 KIAS BOTH CAPT AND F\O AIRSPEED INDICATORS. PERFORMED RTO CHECK LIST. NO BRAKE FANS INSTALLED ON THIS AIRCRAFT, TAXI BACK TO GATE 823 WITH HOT BRAKES, MOST TEMPS ON BRAKES WERE ABOVE 440 ON RIGHT ECAM. TRApr 13, 2019 · N748FD · Airbus A300B4622RSDR YV3R2019012200053Indicator · inaccurateCUSTOMER REPORTED AIRSPEED P/N: C599-1 WAS OVER READING.Mar 14, 2019 · Robsin R44RAVENIISDR CA190314018Adc · malfunctioned(CAN) OPERATOR REPORTED HAVING TWO UNRELIABLE AIRSPEED EVENTS ON THE SAME AIRCRAFT WITHIN TWO WEEKS, IN DECEMBER 2018 AND JANUARY 2019. THE FIRST EVENT OCCURRED ON DECEMBER 28TH, 2018, EN ROUTE PRIOR TO TOP OF DESCENT AT FL400. THE CREW RECEIVED AN EFIS COMP MJan 14, 2019 · Cndair CL604SDR FDEA2018110763109Computer · failedMDIS 954 34-14 5149 06NOV18 CHA LOGPAGES:2931156 ON TAKE OFF AT 30KTS GOT OVERSPEED CLACKER AND CAPT. AIRSPEED IND 450KTS. CLACKER REMAINED ON FOR OVER 1 MINUTE AFTER TAXI OFF RUNWAY. ON TAXI INTO GATE LOST ALL CAPT AIRSPEED AND ALTIMETER DATNov 6, 2018 · N954FD · Boeing 757236SDR FDEA201810122856Indicator · malfunctionedRTO RUNWAY 30 OAK CAPT'S AIRSPEED INDICATOR DID NOT ADVANCE. RTO OCCURRED AT 90 KNOTS.Oct 12, 2018 · N673FE · Airbus A300F4605RSDR DALA2018101206010Indicator · malfunctionedSHIP 0180 FLT 0420 JFK - ACC -ATO- AT 120 KNOTS DUE TO AIRSPEED SPLIT. FIRE WAS REPORTED AND EXTINGUISHED BY ARFF ON RT MLG. MAINTENANCE REPLACED F/O AIRSPEED INDICATOR ALONG WITH BRAKES NR 1, 2, 6, 7 AND 8.Oct 6, 2018 · N180DN · Boeing 767332SDR SWIA2018092745098Adc · failedRECEIVED LH PROBE CAUTION MESSAGE, FOLLOW QRH AND DIVERTED TO SUITABLE AIRPORT. EMERGENCY DECLARED. (FLT#3075) FO: 09/27/2018 CLOSED REMOVED AND REPLACED THE #1 ADC IAW AMM. OPS CHECK GOOD AT THIS TIME.Sep 26, 2018 · N759EV · Cndair CL6002C10SDR ASAA2018092624259Indicator · malfunctionedDURING TAKE OFF ROLL, V2 SPEED AUTOMATICALLY CHANGED FROM 167KTS TO 130KTS V REF +-15 WHITE BUG (SHARKSTOOTH) SHOWED SPEED OF 130KTS WHICH WAS BELOW THE RED LOW SPEED AWARENESS TAPE. FMC #2 WAS MASTER. THIS ANOMALY SHOWED ON BOTH PFD'S. GROUNDED - YES. PERFORMSep 24, 2018 · N459AS · Boeing 737990ERSDR SIMA201809264006Altimeter · malfunctionedIN CRUISE AT FL360 STANDBY ALTIMETER INDICATED 450 FT TO 500 FT LOWER THAN CAPTAINS AND F/O'S ALTIMETERS. DIFFERENCE NORMALIZED DURING DESCENT.-C/A-RAR ISIS IAW AMM 34-01-01. FUNCTIONAL CHECKS AND LEAK CHECKS ARE GOOD.Sep 24, 2018 · N831AE · Emb EMB135KL
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