# N848SY: 2015 Boeing 737-8JP - Status: Valid registration - Airframe: [Boeing 737-8JP](https://openairdocs.org/model/boeing-737-8jp) (registry code 13844FY, 191 seats) - Engine: [CFM International CFM56-7B series](https://openairdocs.org/engine/cfm-international-cfm56-7b-series) (registry code 13803) - Serial number: 41128 - Year built: 2015 - Type: Fixed wing multi engine - Engine type: Turbo-fan - Airworthiness: Standard, transport - Airworthiness date: November 13, 2022 - Certificate issued: April 1, 2022 - Expires: April 30, 2029 - Mode S code: AB9F38 - Registered owner: [Sun Country Inc](https://openairdocs.org/faa-owner/SUN%20COUNTRY%20INC) - Location: [Minneapolis, MN](https://openairdocs.org/faa-place/MN/Minneapolis) - Owner type: Corporation - Owner's area on the map: 44.8723° N, 93.2328° W: Placed by OpenAirDocs at the center of ZIP code 55450, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft is based - FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=848SY - Page: https://openairdocs.org/aircraft/N848SY From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination. The registry lists only the engine series, so ADs for every CFM International CFM56-7B model are included. ## ADs that may apply (OpenAirDocs): 19 in force ### Matched by airframe (Boeing 737-8JP) None in force. ### Matched by engine (CFM International CFM56-7B series) - [AD 2023-05-05](https://openairdocs.org/ad/2023-05-05): Turbine Engine Compressor Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 98 more. Effective May 10, 2023 - [AD 2022-02-03](https://openairdocs.org/ad/2022-02-03): Turbine Engine Accessory Drive · CFM International CFM56-3, CFM56-3B, CFM56-3C and 34 more. Effective Mar 22, 2022 - [AD 2021-16-08](https://openairdocs.org/ad/2021-16-08): Turbine Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 55 more. Effective Sep 28, 2021 - [AD 2018-26-01](https://openairdocs.org/ad/2018-26-01): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Jan 10, 2019 - [AD 2018-09-51](https://openairdocs.org/ad/2018-09-51): Engine · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Jun 7, 2018 - [AD 2015-18-04](https://openairdocs.org/ad/2015-18-04): 73-tooth gearshaft located in the engine accessory gearbox (AGB) · CFM International CFM56-3, CFM56-7B20, CFM56-7B20/2 and 47 more. Effective Oct 20, 2015 - [AD 2015-04-02](https://openairdocs.org/ad/2015-04-02): Dual engine thrust instability event · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Mar 31, 2015 - [AD 2010-13-09](https://openairdocs.org/ad/2010-13-09): Stage 3 low-pressure turbine (LPT) · CFM International CFM56-5, CFM56-5-A1/F, CFM56-5A4 and 88 more. Effective Jul 26, 2010 - [AD 2010-01-05](https://openairdocs.org/ad/2010-01-05): LP turbine rear frames · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 25 more. Effective Feb 18, 2010 - [AD 2009-11-02](https://openairdocs.org/ad/2009-11-02): HPC 4-9 spools · CFM International CFM56-2, CFM56-2A, CFM56-2B and 109 more. Effective Jun 23, 2009 - [AD 2008-03-09](https://openairdocs.org/ad/2008-03-09): Low pressure turbine rear frames (TRFs) · CFM International CFM56-7B18, CFM56-7B20, CFM56-7B22 and 10 more. Effective Mar 10, 2008 - [AD 2006-26-01](https://openairdocs.org/ad/2006-26-01): Fuel filters · CFM International CFM56-2, CFM56-2A, CFM56-2B and 93 more. Effective Jan 3, 2007 - [AD 2002-16-18](https://openairdocs.org/ad/2002-16-18): Low pressure turbine (LPT) nozzle segments · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 33 more. Effective Sep 18, 2002 - [AD 2002-13-03](https://openairdocs.org/ad/2002-13-03): Turbofan Engines · CFM International CFM56-2, CFM56-2A, CFM56-2B and 55 more. Effective Aug 1, 2002 - [AD 2001-11-05](https://openairdocs.org/ad/2001-11-05): No. 4 Bearings · CFM International CFM56-2, CFM56-2B, CFM56-3 and 45 more. Effective Jun 11, 2001 - [AD 2001-02-12](https://openairdocs.org/ad/2001-02-12): On-Wing Torque Inspection · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 11 more. Effective Feb 14, 2001 - [AD 98-21-23](https://openairdocs.org/ad/98-21-23): Electronic Engine Control · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 10 more. Effective Nov 2, 1998 - [AD 98-19-20](https://openairdocs.org/ad/98-19-20): Hydromechanical Unit · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 7 more. Effective Oct 7, 1998 - [AD 98-14-51](https://openairdocs.org/ad/98-14-51): Accessory Gearbox · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B22 and 10 more. Effective Oct 1, 1998 ### Historical (superseded or no longer in force) - [AD 2021-10-09](https://openairdocs.org/ad/2021-10-09) (historical): Turbine Engine Compressor Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/3 and 82 more. Effective Jun 24, 2021 - [AD 2019-12-05](https://openairdocs.org/ad/2019-12-05) (historical): Turbine Section · CFM International CFM56-5B1, CFM56-5B1/2P, CFM56-5B1/P and 39 more. Effective Jul 5, 2019 - [AD 2018-18-01](https://openairdocs.org/ad/2018-18-01) (historical): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Oct 16, 2018 - [AD 2018-10-11](https://openairdocs.org/ad/2018-10-11) (historical): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective Jun 1, 2018 - [AD 2018-09-10](https://openairdocs.org/ad/2018-09-10) (historical): Turbine Engine Compressor Section · CFM International CFM56-7B20, CFM56-7B20/2, CFM56-7B20/3 and 46 more. Effective May 14, 2018 - [AD 2013-26-01](https://openairdocs.org/ad/2013-26-01) (historical): Oil dynamic seal assembly · CFM International CFM56-3, CFM56-3B, CFM56-3C and 52 more. Effective Feb 3, 2014 - [AD 2000-12-01](https://openairdocs.org/ad/2000-12-01) (historical): Critical Life-Limited Parts · CFM International CFM56-2, CFM56-2A, CFM56-2B and 54 more. Effective Dec 11, 2000 ## Information bulletins (advisory) (1 in force) - [SAIB NE-08-17R3](https://openairdocs.org/saib/NE-08-17R3): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued May 28, 2014 - [SAIB NE-08-17R2](https://openairdocs.org/saib/NE-08-17R2) (historical): Turbine Section - Propulsion Technology LLC Unapproved Repair. Issued Mar 7, 2011 - [SAIB NE-08-17R1](https://openairdocs.org/saib/NE-08-17R1) (historical): Propulsion Technology LLC Unapproved Repair. Issued May 22, 2008 - [SAIB NE-08-17](https://openairdocs.org/saib/NE-08-17) (historical): Propulsion Technologies International Unapproved Repair. Issued May 14, 2008 ## NTSB investigations None matched to N848SY. ## FAA accident and incident reports None matched to N848SY. ## Service difficulty reports (18) As reported by operators and repair stations. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. - [SDR SCNA20260824371](https://openairdocs.org/sdr/SCNA20260824371), Aug 23, 2026: LIGHT SYS. MALFUNCTIONED. LIGHT ILLUMINATED IN FWD AND AFT GALLEY APPEARS TO BE PART OF EMERGENCY LIGHT SYSTEM CANNOT TURN OFF. PERFORMED OPS CHECK OF EMERGENCY LIGHT FOUND NORMAL. ENTRY - [SDR SCNA20260716308](https://openairdocs.org/sdr/SCNA20260716308), Jul 15, 2026: UNKNOWN. ODOR. AFT FA REPORTED SULFUR LIKE SMELL IN AFT GALLEY WHILE TAXING. PERFORMED INSPECTION OF AFT GALLEY FOR SMELL. NO SMELL NOTED AT THIS TIME. PERFORMED OPS CHECK OF - [SDR SCNA20260202052](https://openairdocs.org/sdr/SCNA20260202052), Feb 1, 2026: SMOKE DETECTOR. FALSE ACTIVATION. RIGHT 2R LAV SMOKE DETECTOR ALARM 4 TIMES INFLIGHT, WHILE EMPTY. PERFORMED LAVATORY SMOKE DETECTOR TEST IAW AMM 26-14-00, NO DEFECTS NOTED, OKAY FOR SERVICE. - [SDR SCNA20251211478](https://openairdocs.org/sdr/SCNA20251211478), Dec 10, 2025: BATTERY PACK. INOPERATIVE. LEFT OVERWING EMERGENCY EXIT LIGHTS AND FLOOR PATH LIGHTS INOPERATIVE. REMOVED AND REPLACED THE BATTERY PACK IAW AMM 33-51-06. WITH THE OVERWING EXIT LIGHTS COM - [SDR SCNA20251010403](https://openairdocs.org/sdr/SCNA20251010403), Oct 9, 2025: UNKNOWN. UNKNOWN. FA REPORT LOUD BEEPING SOUND IN AFT GALLEY NEAR L2 DOOR BY WALL THAT SEPORATS GALLEY AND LAV. PERFOMRED DOOR EARY HEATER OPS TEST AND INSPECTED AREA AROUND HEAT - [SDR SCNA20250825332](https://openairdocs.org/sdr/SCNA20250825332), Aug 24, 2025: PLACARD. MISSING. PORTABLE O2 BOTTLE MISSING SCA EMERGENCY EQUIPMENT INSPECTION PLACARD R & R PORTABLE OXYGEN CYLINDER IAW: AMM 35-31-01 - [SDR SCNA20250820329](https://openairdocs.org/sdr/SCNA20250820329), Aug 20, 2025: SLIDE. DISLODGED. R1 DOOR SLIDE PACK FELL OFF DOOR. REINSTALLED R1 ESCAPE SLIDE PACK AND COVER IAW AMM 25-66-01. OK FOR SERVICE. - [SDR SCNA20250807301](https://openairdocs.org/sdr/SCNA20250807301), Aug 5, 2025: BONDING JUMPER. DETACHED. R1 SERVICE DOOR HAS LAYNARD WITH COTTER PIN ATTACHED HANGING OUT OF SLIDE HOUSING. REINSTALLED BONDING JUMPER ON 1R SLIDE COVER REF AMM 25-66-01. - [SDR SCNA20250624228](https://openairdocs.org/sdr/SCNA20250624228), Jun 23, 2025: MOUNT. OUT OF POSITION. L-2 DOOR SLIDE NOT INSTALLED PROPPERLY, LOWER MOUNT BALL NOT IN MOUNT SLIDE IS HANGING AWAY FROM DOOR. REMOVED L2 ESCAPE SLIDE PACK AND COVER ASSEMBLY, INSPECTE - [SDR SCNA20250624227](https://openairdocs.org/sdr/SCNA20250624227), Jun 23, 2025: MOUNT. OUT OF POSITION. R-2 DOOR SLIDE NOT INSTALLED PROPERLY. LOWER MOUNT BALL NOT IN MOUNT. SLIDE IS HANGING AWAY FROM DOOR REINSTALLED R2 SLIDE PER AMM 25-66-01 RII ACCOMPLISHED OF - [SDR SCNA20250425127](https://openairdocs.org/sdr/SCNA20250425127), Apr 22, 2025: LIGHT. INOPERATIVE. RH FWD OVERWING EMERGENCY EXIT DOOR SIDEWALL LIGHT ASSY INOP - RESOLUTION: REMOVED AND REPLACED RH FWD EMERG EXIT DOOR LIGHT ASSY REF AMM 33-21-00 - [SDR SCNA20250423124](https://openairdocs.org/sdr/SCNA20250423124), Apr 19, 2025: HOOK. SHEARED. L1 DOOR SLIDE PACK STOWAGE HOOK HAS SHEARED RIVETS - RESOLUTION: REMOVED L1 DOOR SLIDE REPLACED RIVETS ON GRIT BAR CLIP REINSTALLED L1 DOOR SLIDE REF AMM 25-66- - [SDR SCNA20250117022](https://openairdocs.org/sdr/SCNA20250117022), Jan 15, 2025: WARNING BELL. NO TEST. DURING FINAL CABIN CHECK LIST, FIRE BELL WAS FOUND INOP DURING TEST. MICROSWITCH APU REMOTE CONTROL PANEL WAS REPLACED PER B737-800 AMM 20-50-11-910-801 AND OPE - [SDR SCNA20250117021](https://openairdocs.org/sdr/SCNA20250117021), Jan 15, 2025: BATTERY PACK. NO TEST. WORK ORDER 80673, NR00061: DURING FINAL WALK, SEVERAL EMERGENCY LIGHTS WERE FOUND INOP AT LH OVHD BINS AND LH FWD EMERGENCY EXIT. SUMMARY:TROUBLESHOOTING PROCED - [SDR SCNA20241007326](https://openairdocs.org/sdr/SCNA20241007326), Oct 4, 2024: BRACKET. LOOSE. WORK ORDER 90320 N/R-00008: FORWARD FLOOR MOUNTED ESCAPE SLIDE BRACKET ON FORWARD ENTRY DOOR IS LOOSE. - - RESOLUTION: REMOVED FORWARD FLOOR MOUNTED ESCAPE SLID - [SDR SCNA202405170238](https://openairdocs.org/sdr/SCNA202405170238), May 9, 2024: BRACKET. OUT OF ADJUST. DOOR R1 GIRT BAR NEEDS ADJUSTED. - - INSPECTED R1 DOOR GIRT BAR. ADJUSTED FWD BRACKET. SYS OPS CK NORMAL. REF: AMM 25-66-02 - [SDR SCNA20240305054](https://openairdocs.org/sdr/SCNA20240305054), Feb 9, 2024: SEAL. DIRTY. DEFECT 755236: - VERY LOUD SQUEAL FROM CAPT SIDE WINDOW. - RESOLUTION: CLEANED AND INSPECTED CAPT SLIDING WINDOW SEAL NO DISCREPANCY FOUND. FOUND DRAIN TUBE AT - [SDR SCNA20240124019](https://openairdocs.org/sdr/SCNA20240124019), Jan 22, 2024: LIGHT. MISSING. DEFECT 755212: - - EMERGENCY EXIT OVERWING LIGTH (PLACARD) MISSING. - - RESOLUTION: REPLACED EMERGENCY EXIT OVERWING LIGHT LENSE IAW B737 AMM 33-51-01-960-801 ## STCs that may be installed (OpenAirDocs) (2) Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do. ### Approved for the engine (CFM International CFM56-7B series) - [STC SE04840NY](https://openairdocs.org/stc/SE04840NY): Installation of HarcoSemco Exhaust Gas Temperature (EGT) Electrical Harnesses in CFM56-7 engine. Kilroy Aviation LLC. Lists CFM56-7B20 - [STC SE03036CH](https://openairdocs.org/stc/SE03036CH): Application of a deep compressive stress layer using a Low Plasticity Burnishing (LPB) process on CFM56-7 Series Engines Stage 1 High Pressure Compressor (HPC) Blade Dovetails in accordance with Delta Air Lines Inc. Drawing No. 72-0396, Revision B, dated November 3, 2011, or later FAA Approved revision. Delta Air Lines Inc. Lists CFM56-7B20 ## Related - Other Boeing 737-8JP aircraft: https://openairdocs.org/model/boeing-737-8jp/aircraft.md - The CFM International CFM56-7B series engine: https://openairdocs.org/engine/cfm-international-cfm56-7b-series.md --- 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.