# Service difficulty reports: N439MA, cancelled Aug 14, 1997 A list on [N439MA, cancelled Aug 14, 1997](https://openairdocs.org/deregistered/N439MA-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 MALA965166](https://openairdocs.org/sdr/MALA965166.md): Position Switch · failed · Sep 20, 1996 · N439MA · Swrngn SA227AC · Landing Gear Position and Warning > FLT 3201 - AFTER TAKEOFF FROM YQT, THE LEFT GEAR INTRANSIT LIGHT FAILED TO ILLUMINATE DURIG GEAR RETRACTION. THE AIRCRAFT CONTINUED TO MSP WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE LEFT GEAR UP POSITION SWITCH. ALL CHECKS SATISFACTORY. (M) - [SDR MALA965047](https://openairdocs.org/sdr/MALA965047.md): Switch · lack of lube · Jun 18, 1996 · N439MA · Swrngn SA227AC · Landing Gear Position and Warning > FLT 3479 - ON APPROACH TO DTW, THE RIGHT GEAR INTRANSIT LIGHT DID NOT ILLUMINATE DURING GEAR EXTENSION. ALL OTHER INDICATIONS WERE NORMAL. MAINTENANCE WAS UNABLE TO DUPLICATE THE DISCREPANCY. MX CLEANED AND LUBED THE RIGHT GEARS INDICATIONS SWITCHES. ALL C - [SDR MALA964930](https://openairdocs.org/sdr/MALA964930.md): Switch · failed · Mar 28, 1996 · N439MA · Swrngn SA227AC · Landing Gear Position and Warning > STC - FLT 3494 - ON CLIMB-OUT, THE LEFT GEAR INTRANSIT LIGHT FAILED TO ILLUMINATE UPON GEAR RETRACTION. THE LIGHT ALSO FAILED TO ILLUMINATE WHEN THE GEAR WAS SELECTED DOWN ON APPROACH TO MSP. ALL OTHER INDICATIONS WERE NORMAL. MAINTENANCE REPLACED THE LEFT - [SDR MALA964897](https://openairdocs.org/sdr/MALA964897.md): Switch · failed · Mar 2, 1996 · N439MA · Swrngn SA227AC · Landing Gear Retraction/Extension System > MSP - FLT 3402 - AFTER DEPARTURE, CREW NOTED NOSE GEAR WOULD NOT FULLY RETRACT. THE CREW ELECTED TO RETURN TO MSP, AND ACFT LANDED WITHOUT INCIDENT. MAINTENANCE PERSONNEL REPLACED RT UPPER NLG LIMIT SWITCH. ALL SYSTEMS OPERATED SATISFACTORILY. (X) - [SDR MALA964860](https://openairdocs.org/sdr/MALA964860.md): Retract Mech · lack of lube · Feb 3, 1996 · N439MA · Swrngn SA227AC · Landing Gear Retraction/Extension System > FLT 3242 - AFTER DEPARTURE FROM MSP, THE NOSE GEAR FAILED TO RETRACT WHEN THE GEAR WAS SELECTED UP. THE CREW EXTENDED THE GEAR NORMALLY AND THE AIRCRAFT RETURNED TO MSP WITHOUT INCIDENT. MAINTENANCE PERSONNEL CLEANED AND LUBRICATED THE NLG ASSEMBLY. - [SDR MALA954773](https://openairdocs.org/sdr/MALA954773.md): Angle · cracked · Dec 26, 1995 · N439MA · Swrngn SA227AC · Nacelle/Pylon Structure > DURING A SCHEDULED INSPECTION IN MSP, MAINTENANCE PERSONNEL NOTED A CRACK IN THE LEFT UPPER INBOARD NACELLE TO WING SKIN ATTACH ANGLE. THEY REPLACED THE ATTACH ANGLE IAW FAC SRM 51-00-00. (M) - [SDR MALA954772](https://openairdocs.org/sdr/MALA954772.md): Angle · cracked · Dec 26, 1995 · N439MA · Swrngn SA227AC · Nacelle/Pylon Structure > DURING A SCHEDULED INSPECTION IN MSP, MAINTENANCE PERSONNEL NOTED A CRACK IN THE RIGHT NACELLE OUTBOARD LOWER WING SKIN TO NACELLE ATTACH ANGLE. STOP DRILLED THE CRACK AND INSTALLED A REPAIR DOUBLER IAW FAC ARP. (M) - [SDR MALA954771](https://openairdocs.org/sdr/MALA954771.md): Angle · cracked · Dec 26, 1995 · N439MA · Swrngn SA227AC · Nacelle/Pylon Structure > DURING A SCHEDULED INSPECTION IN MSP, MAINTENANCE PERSONNEL NOTED A CRACK IN THE RIGHT NACELLE OUTBOARD UPPER WING SKIN TO NACELLE ATTACH ANGLE. STOP DRILLED THE CRACK AND INSTALLED A REPAIR DOUBLER IAW FAC ARP. (M) - [SDR MALA954770](https://openairdocs.org/sdr/MALA954770.md): Angle · cracked · Dec 26, 1995 · N439MA · Swrngn SA227AC · Nacelle/Pylon Structure > DURING A SCHEDULED INSPECTION IN MSP, MAINTENANCE PERSONNEL NOTED A CRACK IN THE RIGHT NACELLE INBOARD UPPER WING SKIN TO NACELLE ATTACH ANGLE. REPLACED THE FORWARD 12 INCHES OF THE ATTACH ANGLE IAW SRM 51-00-00. (M) - [SDR MALA954769](https://openairdocs.org/sdr/MALA954769.md): Belt Frame · cracked · Dec 26, 1995 · N439MA · Swrngn SA227AC · Fuselage Main, Frame > DURING A SCHEDULED INSPECTION IN MSP, MAINTENANCE PERSONNEL NOTED A CRACK IN THE LOWER RIGHT BELT FRAME FLANGE AT FS 174.06. STOP DRILLED THE CRACK AND FABRICATED AND INSTALLED A REPAIR DOUBLER IAW FAC SRM 53-90-20. (M) - [SDR MALA954768](https://openairdocs.org/sdr/MALA954768.md): Channel · cracked · Dec 26, 1995 · N439MA · Swrngn SA227AC · Fuselage Miscellaneous Structure > DURING A SCHEDULED INSPECTION IN MSP, MAINTENANCE PERSONNEL NOTED A CRACK IN THE FORWARD BELLY FAIRING CENTER CHANNEL. REPAIRED THE CRACK BY FABRICATING AND INSTALLING A REPAIR DOUBLER IAW THE FAC SRM. (M) - [SDR MALA954767](https://openairdocs.org/sdr/MALA954767.md): Corner · cracked · Dec 26, 1995 · N439MA · Swrngn SA227AC · Passenger/Crew Doors > DURING A SCHEDULED INSPECTION IN MSP, MAINTENANCE PERSONNEL NOTED THE PASSENGER DOOR UPPER FORWARD CORNER, P/N 27-24044-012, WAS CRACKED. REPLACED THE CORNER IAW THE FAC SRM. (M) - [SDR MALA954766](https://openairdocs.org/sdr/MALA954766.md): Torque Tube · twisted · Dec 26, 1995 · N439MA · Swrngn SA227AC · Rudder Control System > DURING A SCHEDULED INSPECTION IN MSP, MAINTENANCE PERSONNEL NOTED THE RUDDER TORQUE TUBE, P/N 27-42051-037, WAS TWISTED. REPLACED THE TORQUE TUB IAW MM 27-20-20 AND THE SRM. (M) - [SDR MALA954715](https://openairdocs.org/sdr/MALA954715.md): Starter/Gen · internal fault · Nov 19, 1995 · N439MA · Swrngn SA227AC · Starter-Generator > FLT NR 3272 - ON CLIMB-OUT FROM MSP, THE LEFT GENERATOR FAIL LIGHT ILLUMINATED, AND THE GENERATOR WOULDN'T COME ON LINE. THE AIRCRAFT RETURNED TO MSP. REPAIRS WERE COMPLETED BY REPLACING THE LEFT STARTER/GENERATOR. SYSTEM OPERATED SATISFACTORILY. (M) - [SDR MALA954714](https://openairdocs.org/sdr/MALA954714.md): Skin · oil canning · Nov 16, 1995 · N439MA · Swrngn SA227AC · Fuselage Main, Plate/Skin > DURING A MAINTENANCE WALKAROUND IN MSP, A MECHANIC NOTED OIL CANNING ON THE LEFT SIDE OF THE FUSELAGE AFT OF THE CARGO DOOR AT FS 512.8. REPAIRS WERE COMPLETED BY FABRICATING AND INSTALLING AN EXTERNAL DOUBLER IAW FAC SRM 53-90-20. (M) - [SDR MALA954652](https://openairdocs.org/sdr/MALA954652.md): Formers · cracked · Sep 27, 1995 · N439MA · Swrngn SA227AC · Nacelle/Pylon Structure > DURING A SCHEDULED INSPECTION IN MSP, MAINTENANCE PERSONNEL FOUND THE LEFT INBOARD AND RIGHT INBOARD NACELLE FORMERS CRACKED. THEY REPAIRED THE CRACKS BY STOP DRILLING AND INSTALLING A DOUBLER IAW FAIRCHILD SRM 54-90-10. (M) - [SDR MALA954596](https://openairdocs.org/sdr/MALA954596.md): Indicator · failed · Aug 21, 1995 · N439MA · Swrngn SA227AC · Landing Gear Position and Warning > FLT NR 3240 - ON APPROACH TO MSP, THE RIGHT MAIN GEAR INTRANSIT LIGHT DID NOT ILLUMINATE UPON GEAR EXTENSION. ALL OTHER INDICATIONS WERE NORMAL. MAINTENANCE REPLACED THE LANDING GEAR INDICATOR. SYSTEM OPERATED SATISFACTORILY. (M) - [SDR MALA954578](https://openairdocs.org/sdr/MALA954578.md): Switch · failed · Aug 7, 1995 · N439MA · Swrngn SA227AC · Landing Gear Position and Warning > DTW - FLT 3357 - ON APPROACH, LEFT GEAR INTRANSIT LIGHT FAILED TO ILLUMINATE UPON GEAR EXTENSION. ALL TESTS WERE NORMAL. THE AIRCRAFT CONTINUED TO DTW. MAINTENANCE CLEANED AND LUBED THE INTRANSIT SWITCHES. SYSTEM OPERATED SATISFACTORILY. (X) - [SDR MALA954551](https://openairdocs.org/sdr/MALA954551.md): Press Control · failed · Jul 23, 1995 · N439MA · Swrngn SA227AC · Cabin Pressure Controller > DTW - FLT 3338 - DURING DEPARTURE, AIRCRAFT WOULD NOT PRESSURIZE. THE AIRCRAFT RETURNED TO DTW WITHOUT INCIDENT. MAINTENANCE REPLACED THE CABIN PRESSURE CONTROL. ALL SYSTEMS OPERATED SATISFACTORILY. (X) - [SDR MALA954486](https://openairdocs.org/sdr/MALA954486.md): Rib · cracked · Jun 4, 1995 · N439MA · Swrngn SA227AC · Trailing Edge Flaps > MSP - DURING A SCHEDULED INSPECTION IN MSP, MAINTENANCE FOUND THE LEFT FLAP OUTBOARD NOSE END RIB CRACKED AT WS 171.00. REPAIRS WERE COMPLETED BY REPLACING THE OUTBOARD NOSE END RIB, PN 27-36004, IAW FAC SRM 57-90-60. (X) - [SDR MALA954485](https://openairdocs.org/sdr/MALA954485.md): Rib · cracked · Jun 4, 1995 · N439MA · Swrngn SA227AC · Wing, Rib/Bulkhead > MSP - DURING A SCHEDULED INSPECTION IN MSP, MAINTENANCE FOUND THE LEFT WING RIB CRACKED AT THE HYDRAULIC LINE FITTING AT WS 51. REPAIRS WERE COMPLETED BY INSTALLING A REPAIR DOUBLER IAW FAC SRM 57-90-10. (X) - [SDR MALA954364](https://openairdocs.org/sdr/MALA954364.md): Switch · out of adjust · Mar 8, 1995 · N439MA · Swrngn SA227AC · Landing Gear Position and Warning > FLT 3298 - ON CLIMB-OUT FROM BJI, THE NOSE GEAR BEGAN TO CYCLE AFTER GEAR RETRACTION. THE CREW CYCLED THE GEAR THREE TIMES BEFORE THE GEAR REMAINED UP AND LOCKED. THE AIRCRAFT CONTINUED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE WAS UNABLE TO DUPLIATE - [SDR MALA954326](https://openairdocs.org/sdr/MALA954326.md): Roller · worn · Feb 21, 1995 · N439MA · Swrngn SA227AC · Trailing Edge Flaps > MSP - DURING SCHEDULED INSPECTION, MAINTENANCE FOUND LEFT FLAP TRACK ROLLER DOUBLER, PN 27-31141-001, WORN AT WS 27.103. REPAIRS WERE COMPLETED THROUGH A PART FOR PART REPLACEMENT IAW FAC SRM 51-00-00, PAGE 4, FAC ARP 57-20-9424, AND FAC LAR 95-MALA-056 AND S - [SDR MALA954291](https://openairdocs.org/sdr/MALA954291.md): Frame · cracked · Feb 6, 1995 · N439MA · Swrngn SA227AC · Fuselage Main, Frame > MSP - DURING SCHEDULED MAINTENANCE, MAINTENANCE NOTED A CRACK AT THE AFT FUSELAGE FRAME FS 491.060. REPAIRS WERE COMPLETED BY FABRICATING AND INSTALLING A REPAIR DOUBLER IAW FAC LAR 95-MALA-042 AND SRM 51-00-00 STANDARD PRACTICES. (X) - [SDR MALA954276](https://openairdocs.org/sdr/MALA954276.md): Switch · dirty · Jan 26, 1995 · N439MA · Swrngn SA227AC · Landing Gear Position and Warning > DTW - FLT 3182 - ON APPROACH, LT MAIN INTRANSIT LIGHT DID NOT ILLUMINATE UPON GEAR EXTENSION. THE CREW CYCLED GEAR AND THE PROBLEM RECURRED. BOTH TIMES THE DOWN AND LOCKED INDICATION WAS RECEIVED. THE AIRCRAFT CONTINUED TO DTW. MAINTENANCE CLEANED AND LUBE - [SDR MALA95249](https://openairdocs.org/sdr/MALA95249.md): Skin · damaged · Jan 19, 1995 · N439MA · Swrngn SA227AC · Wing, Plate/Skin > MSP - DURING SCHEDULED INSPECTION, MAINTENANCE FOUND RT LOWER WING SKIN SCRATCHED AND DENTED. REPAIRS COMPLETED IAW FAC LAR 95-MALA-026 AND SRM 57-90-20 REPAIR NR 10. (X) ## 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 = 'N439MA' AND deregistration_id = 'N439MA-1997-08-14' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/deregistered/N439MA-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.