# Service difficulty reports: N457US, cancelled Aug 14, 1997 A list on [N457US, cancelled Aug 14, 1997](https://openairdocs.org/deregistered/N457US-1997-08-14.md). Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first. - [SDR QXEA9700152](https://openairdocs.org/sdr/QXEA9700152.md): Circuit Board · inoperative · Apr 26, 1997 · N457US · Fokker F28MK1000 · Emergency Lighting > EMERGENCY LIGHT ON CABIN BULKHEAD INOP. REPLACED CIRCUIT BOARD, OPERATIONAL CHECKS GOOD. - [SDR QXEA9700151](https://openairdocs.org/sdr/QXEA9700151.md): Circuit Board · inoperative · Apr 26, 1997 · N457US · Fokker F28MK1000 · Emergency Lighting > EMERGENCY LIGHT ON COCKPIT BULKHEAD INOP. REPLACED CIRCUIT BOARD, OPERATIONAL CHECKS GOOD. - [SDR QXEA9700150](https://openairdocs.org/sdr/QXEA9700150.md): Circuit Board · inoperative · Apr 26, 1997 · N457US · Fokker F28MK1000 · Emergency Lighting > EMERGENCY EXIT SIGN AT ROW 8 INOP. REPLACED LIGHTED CIRCUIT BOARD, OPERATIONAL CHECKS GOOD. - [SDR QXEA9700141](https://openairdocs.org/sdr/QXEA9700141.md): Light Module · defective · Apr 21, 1997 · N457US · Fokker F28MK1000 · Emergency Lighting > EXIT SIGN LIGHTS ON THE BACKSIDE OF OVERHEAD SIGN AT ROW NR 8 ARE INOP. REPLACED LIGHT MODULE, OPERATIONAL CHECK GOOD. - [SDR QXEA9700098](https://openairdocs.org/sdr/QXEA9700098.md): Signs · inoperative · Mar 27, 1997 · N457US · Fokker F28MK1000 · Emergency Lighting > PDX- SEVERAL BULBS ARE OUT IN OVERHEAD EMERGENCY EXIT SIGNS. FORWARD AND BOTH MIDDLE OVERHEAD EMERGENCY EXIT SIGNS WERE REPLACED. SIGNS OPS CHECKED GOOD. - [SDR QXEA9700021](https://openairdocs.org/sdr/QXEA9700021.md): Ballast · shorted · Jan 29, 1997 · N457US · Fokker F28MK1000 · Flight Compartment Lighting > MAIN INSTRUMENT PANEL LIGHTS LEFT SIDE CIRCUIT BREAKER POPPED. STRONG ELECTRICAL SMELL IN COCKPIT. CREW DID NOT ATTEMPT TO RESET BREAKER. BALLAST TRANSFORMER REPLACED IN LEFT-HAND SIDEWALL FORWARD POSITION. LIGHT OPS CHECKED GOOD, NO ELECTRICAL SMELL NOTED - [SDR QXEA9700017](https://openairdocs.org/sdr/QXEA9700017.md): Bulbs · failed · Jan 21, 1997 · N457US · Fokker F28MK1000 · Emergency Lighting > AFT GALLEY EMERGENCY LIGHT IS INOP, EXIT SIGN ABOVE PASSENGER DOOR IS PARTIALLY INOP. BULBS WERE REPLACED AND LIGHTS OPS CHECKED GOOD. - [SDR QXEA9700012](https://openairdocs.org/sdr/QXEA9700012.md): Power Supply · inoperative · Jan 14, 1997 · N457US · Fokker F28MK1000 · Emergency Lighting > PDX - MAIN CABIN DOOR EMERGENCY LIGHT WEAK AND WING ROOT EMERGENCY LIGHT INOPERATIVE. POWER SUPPLY REPLACED AND LIGHTS OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA9600501](https://openairdocs.org/sdr/QXEA9600501.md): Apu · malfunctioned · Dec 29, 1996 · N457US · Fokker F28MK1000 · APU Core Engine > CABIN FILLED WITH SMOKE AFTER DEPARTURE. AIRCRAFT RETURNED TO FIELD AND LANDED WITHOUT FURTHER PROBLEM. PROBLEM TRACED TO OIL IN THE CABIN PACK FROM THE APU. PACK AND APU PLACED ON MEL 21-1 AND 49-1. - [SDR QXEA9600406](https://openairdocs.org/sdr/QXEA9600406.md): Bulb · failed · Sep 23, 1996 · N457US · Fokker F28MK1000 · Emergency Lighting > EMERGENCY LIGHT THIRD FROM THE FRONT IN THE CABIN IS INOP. BULB WAS REPLACED AND LIGHT OPS CHECKED GOOD. - [SDR QXEA9600273](https://openairdocs.org/sdr/QXEA9600273.md): Bulb · failed · Aug 2, 1996 · N457US · Fokker F28MK1000 · Emergency Lighting > EMERGENCY LIGHT OVER LEFT WING EXIT INOP. BULBS WERE REPLACED AND LIGHT OPS CHECKED GOOD. - [SDR QXEA9600229](https://openairdocs.org/sdr/QXEA9600229.md): Actuator · leaking · Jun 30, 1996 · N457US · Fokker F28MK1000 · Landing Gear Door Actuator > HYDRAULIC SYSTEM UTILITY MASTER WARNING LIGHT ILLUMINATED AND UTILITY SYSTEM HYDRAULIC QUANITITY DROPPED TO ZERO. ALTERNATE GEAR EXTENSION PERFORMED AND AIRCRAFT LANDED WITHOUT FURTHER PROBLEMS. LEFT MAIN GEAR AFT DOOR ACTUATOR REPLACED IAW MAINT MANUAL. SE - [SDR QXEA9600206](https://openairdocs.org/sdr/QXEA9600206.md): Bulbs · failed · Jun 16, 1996 · N457US · Fokker F28MK1000 · Emergency Lighting > EXIT LIGHT AT ROW 8 IS OUT. LIGHT PANEL REPLACED AND LIGHT OPS CHECKED GOOD. - [SDR QXEA9600205](https://openairdocs.org/sdr/QXEA9600205.md): Splice · loose · Jun 16, 1996 · N457US · Fokker F28MK1000 · Emergency Lighting > FLOOR PROXIMITY LIGHTS ON AISLE SEATS 4, 5 AND 6 ARE INOP. SPLICE REPAIRED AT SEAT 5AB, LIGHTS OPS CHECKED GOOD. - [SDR QXEA9600176](https://openairdocs.org/sdr/QXEA9600176.md): Bulb · failed · May 17, 1996 · N457US · Fokker F28MK1000 · Emergency Lighting > OVERHEAD EVACUATION LIGHT ROW 7 WON'T ILLUMINATE. BULBS WERE REPLACED AND LIGHT OPS CHECKED GOOD. - [SDR QXEA9600151](https://openairdocs.org/sdr/QXEA9600151.md): Fuse · failed · Apr 18, 1996 · N457US · Fokker F28MK1000 · Emergency Lighting > ENTRANCE WAY EXIT SIGN EVAC LIGHT BULBS ARE INOP. FUSE WAS REPLACED IN BATTERY PACK, LIGHTS OPS CHECKED GOOD. - [SDR QXEA9600129](https://openairdocs.org/sdr/QXEA9600129.md): Circuit Board · failed · Mar 22, 1996 · N457US · Fokker F28MK1000 · Emergency Lighting > EXIT LIGHT ABOVE COCKPIT DOOR IS INOP. LIGHT CIRCUIT BOARD REPLACED AND LIGHT OPS CHECKED GOOD. - [SDR QXEA9600127](https://openairdocs.org/sdr/QXEA9600127.md): Window Post · cracked · Mar 22, 1996 · N457US · Fokker F28MK1000 · Fuselage Miscellaneous Structure > DURING HFEC INSPECTION OF LT NR 3 WINDOW POST REARWARD FLANGE TYPE-D, CRACK WAS NOTED AT BOLT HOLE NR 4 AND 6. CRACK LENGTH AT BOLT HOLE NR 4 IS.625 INCH, CRACK LENGTH AT BOLT HOLE NR 6 IS.1563 INCH. NUMBER THREE WINDOW POST REPLACED I/A/W EO 28-53-175. - [SDR QXEA9600126](https://openairdocs.org/sdr/QXEA9600126.md): Skin · cracked · Mar 22, 1996 · N457US · Fokker F28MK1000 · Fuselage Main, Plate/Skin > THREE SMALL CRACKS NOTED IN FUSELAGE SKIN BELOW NUMBER TWO WINDOW POST ON LEFT SIDE OF FUSELAGE. CRACKS NOTED DURING C-CHECK AND REPAIRED I/A/W SRM. - [SDR QXEA9600125](https://openairdocs.org/sdr/QXEA9600125.md): Blkhd Web · cracked · Mar 22, 1996 · N457US · Fokker F28MK1000 · Fuselage Main, Bulkhead > REAR PRESSURE BULKHEAD 4 CRACKED BETWEEN BEAMS 425R AND 1050R AT HORIZONTIAL BEAM. CRACK RADIATES HORIZONTIALLY UNDER SUPPORT BRACKET BETWEEN HYDRAULIC LINES AND CANNON PLUGS. CRACK NOTED DURING C-CHECK AND REPAIRED I/A/W SRM. - [SDR QXEA9600124](https://openairdocs.org/sdr/QXEA9600124.md): Release Mech · corroded · Mar 22, 1996 · N457US · Fokker F28MK1000 · Emergency Exits > SERVICE/EMERGENCY DOOR EMERGENCY RELEASE MECHANISM WOULD NOT RELEASE DURING C-CHECK TASK CARD OPS CHECK. EMERGENCY RELEASE MECHANISM REMOVED, CLEANED, LUBED AND REINSTALLED I/A/W MAINT MANUAL. RELEASE MECHANISM OPS CHECKED GOOD. - [SDR QXEA9600123](https://openairdocs.org/sdr/QXEA9600123.md): Bracket · cracked · Mar 22, 1996 · N457US · Fokker F28MK1000 · Passenger/Crew Doors > FORWARD HOOK LATCH BRACKET FOR MAIN CABIN DOOR IS CRACKED THROUGH AFT LOWER RADIUS. CRACK NOTED DURING C-CHECK AND BRACKET REPLACED. - [SDR QXEA9600122](https://openairdocs.org/sdr/QXEA9600122.md): Fitting · cracked · Mar 22, 1996 · N457US · Fokker F28MK1000 · Passenger/Crew Doors > AFT HOOK LATCH FITTING FOR MAIN CABIN DOOR IS CRACKED THROUGH THE FORWARD SUPPORT BRACKET IN THE DOOR STRUCTURE. CRACK NOTED DURING C-CHECK AND BRACKET REPLACED I/A/W SRM. - [SDR QXEA9600121](https://openairdocs.org/sdr/QXEA9600121.md): Box Beam · cracked · Mar 22, 1996 · N457US · Fokker F28MK1000 · Fuselage Miscellaneous Structure > LOGITUDINAL BOX BEAM AT RT SIDE OF PANEL 21A IS CRACKED AT FORWARD PRESS BULKHEAD. CRACK IS LOCATED ON TOP INBOARD CORNER. CRACK NOTED DURING C-CHECK. CRACK REPAIRED I/A/W EA 28-53-327. - [SDR QXEA9600120](https://openairdocs.org/sdr/QXEA9600120.md): Box Beam · cracked · Mar 22, 1996 · N457US · Fokker F28MK1000 · Fuselage Miscellaneous Structure > LONGITUDINAL BOX BEAM LT SIDE OF PANEL 21A IS CRACKED AT FORWARD PRESS BULKHEAD. CRACK IS LOCATED ON TOP INBOARD CORNER. CRACK NOTED DURING C-CHECK AND REPAIRED I/A/W EA 28-53-327. - [SDR QXEA9600119](https://openairdocs.org/sdr/QXEA9600119.md): Nlg Bay Web · cracked · Mar 22, 1996 · N457US · Fokker F28MK1000 · Fuselage Miscellaneous Structure > NOSE LANDING GEAR BAY TOP COVER IS CRACKED AT STA 2745, 4.5 TO 5 INCHES RIGHT ON CENTERLINE, CRACK LENGTH APPROX.5 INCH. SECOND CRACK NOTED AT RIVETS STA 2870, 3 RIVETS RIGHT OF CENTERLINE. CRACK NOTED DURING C-CHECK AND REPAIRED I/A/W SRM. - [SDR QXEA9600118](https://openairdocs.org/sdr/QXEA9600118.md): Skin · cracked · Mar 22, 1996 · N457US · Fokker F28MK1000 · Fuselage Main, Plate/Skin > FUSELAGE OUTER SKIN IS CRACKED AT BULKHEAD FRAME STA 15205 AND STRINGER LT 15. ALSO, STRINGER CROSSOVER CASTALLATION REPAIR ON INTERIOR SIDE IS CRACKED. CRACK NOTED DURING C-CHECK AND REPAIRED I/A/W SRM. - [SDR QXEA9600117](https://openairdocs.org/sdr/QXEA9600117.md): Blkhd Angle · cracked · Mar 22, 1996 · N457US · Fokker F28MK1000 · Fuselage Main, Bulkhead > FORWARD PRESSURE BULKHEAD CONNECTION ANGLE BETWEEN STRINGERS 2 AND 3 IS CRACKED 6 INCHES LEFT OF CENTER LINE BETWEEN 2ND AND 3RD HILOCK. CRACK LENGTH IS APPROX 1 INCH. CRACK NOTED DURING C-CHECK AND REPAIRED I/A/W SRM. - [SDR QXEA9600116](https://openairdocs.org/sdr/QXEA9600116.md): Blkhd Beam · cracked · Mar 22, 1996 · N457US · Fokker F28MK1000 · Fuselage Main, Bulkhead > A 4 TO 5 INCH CRACK ON FORWARD PRESSURE BULKHEAD AT BEAM NR 6 COPILOTS SIDE. CRACK NOTED DURING C-CHECK. CRACK REPAIRED I/A/W SRM. - [SDR QXEA9600115](https://openairdocs.org/sdr/QXEA9600115.md): Blkhd Frame · cracked · Mar 22, 1996 · N457US · Fokker F28MK1000 · Fuselage Main, Bulkhead > CRACK NOTED ON FORWARD PRESSURE BULKHEAD FRAME 880/1550 LOWER CHORD LBL CRACK LENGH APPROX 2.5 INCH, LBL 3 TO 6. CRACK REPAIRED I/A/W EA 28-53-328. - [SDR QXEA9600114](https://openairdocs.org/sdr/QXEA9600114.md): Blkhd Beam · cracked · Mar 22, 1996 · N457US · Fokker F28MK1000 · Fuselage Main, Bulkhead > AFT SURFACE OF FRONT PRESSURE BULKHEAD IS CRACKED AT RT HORIZONTAL BEAM NR 3, CRACK LENGTH IS APPROX 5 INCHES. CRACK NOTED DURING C-CHECK. CRACK REPAIRED I/A/W SRM. - [SDR QXEA9600113](https://openairdocs.org/sdr/QXEA9600113.md): Blkhd Stiffener · cracked · Mar 22, 1996 · N457US · Fokker F28MK1000 · Fuselage Main, Bulkhead > A CRACK THROUGH RIVET ON VERTICAL STIFFENER BETWEEN NR 3 AND 4 HORIZONTAL BEAMS RT SIDE OF FRONT PRESSURE BULKHEAD FORWARD SIDE. CRACK NOTED DURING C-CHECK. CRACK REPAIRED I/A/W SRM. - [SDR QXEA9600060](https://openairdocs.org/sdr/QXEA9600060.md): Wire · broken · Feb 13, 1996 · N457US · Fokker F28MK1000 · Light System Wiring > PDX - EVACUATION LIGHT AT ROW 3A INOP. BROKEN WIRE REPAIRED AT SEAT 2B. LIGHT OPS CHECKED GOOD AND AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA9600034](https://openairdocs.org/sdr/QXEA9600034.md): Bulb · failed · Jan 29, 1996 · N457US · Fokker F28MK1000 · Emergency Lighting > PDX - EXIT SIGN AT ROW 8 IS DIM ON BOTH SIDES. BULBS WERE REPLACED AND SIGN OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA9500442](https://openairdocs.org/sdr/QXEA9500442.md): Bulb · failed · Dec 13, 1995 · N457US · Fokker F28MK1000 · Emergency Lighting > PDX - FORWARD CABIN AISLE EXIT SIGN HAS SEVERAL EMERGENCY LIGHT BULBS (28V) INOP. ALL SEVEN 28V BULBS REPLACED AND LIGHT OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA9500411](https://openairdocs.org/sdr/QXEA9500411.md): Bulb · failed · Nov 29, 1995 · N457US · Fokker F28MK1000 · Emergency Lighting > PDX - EMERGENCY EXIT LIGHT BURNED OUT ON THE RIGHT SIDE. BULB WAS REPLACED AND LIGHT OPS CHECKED. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA9500389](https://openairdocs.org/sdr/QXEA9500389.md): Bulb · failed · Nov 14, 1995 · N457US · Fokker F28MK1000 · Emergency Lighting > PDX - LEFT OVERWING EXIT EMERGENCY LIGHT IS INOP. BULB WAS REPLACED AND LIGHT OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA9500364](https://openairdocs.org/sdr/QXEA9500364.md): Bulb · failed · Oct 30, 1995 · N457US · Fokker F28MK1000 · Emergency Lighting > BOI - RIGHT SIDE EMERGENCY EXIT LIGHT INOP. BULB WAS REPLACED AND LIGHT OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA9500263](https://openairdocs.org/sdr/QXEA9500263.md): Eel Bulb · failed · Aug 23, 1995 · N457US · Fokker F28MK1000 · Emergency Lighting > GEG - CENTER ISLE OVERHEAD EXIT SIGN IS INOP WITH EMERGENCY LIGHT ARMED. BULBS WERE REPLACED AND LIGHT OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA9500114](https://openairdocs.org/sdr/QXEA9500114.md): Uplock Spring · broken · Apr 15, 1995 · N457US · Fokker F28MK1000 · Landing Gear Door Retract Section > GEG - LEFT GEAR RED LIGHT REMAINS ILLUMINATED AFTER GEAR DOWN OR UP SELECTION. REPLACED BROKEN RETURN SPRING IN AFT GEAR DOOR UPLOCK ASSY. GEAR INDICATION OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE. - [SDR QXEA9500092](https://openairdocs.org/sdr/QXEA9500092.md): Eel Bulb · failed · Mar 27, 1995 · N457US · Fokker F28MK1000 · Emergency Lighting > PDX - EMERGENCY EXIT LIGHT RIGHT SIDE INOP. REPLACED BULB AND LIGHT OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE. ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql 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 n_number = 'N457US' AND deregistration_id = 'N457US-1997-08-14' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N457US-1997-08-14/reports --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.