# Service difficulty reports: JASC 5247

A list on [JASC 5247](https://openairdocs.org/jasc/5247.md).

Reports filed under 5247 · Auxiliary Power Unit (APU) Doors, newest first.

Page 1 of 9 · 407 reports

- [SDR IPXA2026100574510](https://openairdocs.org/sdr/IPXA2026100574510.md): Skin · chafed · Sep 10, 2026 · N402UP · Boeing 75724APF
  > APU DOOR 316AR OUTER SKIN AND INNER STRUCTURE OIL SOAKED, DIRTY AND DEBRIS WITH AREAS OF LOOSE, BLISTARD AND PEELING UP PAINT THAT REQUIRES REMOVAL THIS ALSO INCLUDES AROUND DOOR EDGES. REMOVAL AND INSTALLATION.
- [SDR AALA202609249966](https://openairdocs.org/sdr/AALA202609249966.md): Angle · corroded · Sep 8, 2026 · N810NN · Boeing 737823
  > AIRCRAFT IN BASE MAINTENANCE: APU DOOR - STRUCTURAL CLIP LOCATED 8" FROM THE AFT EDGE OF THE DOOR IS CORRODED. REMOVED AND REPLACED CLIP IAW AARD 51-00-05-1 AND BOEING DWG 148A6350 SHT 1.
- [SDR AALA202609246502](https://openairdocs.org/sdr/AALA202609246502.md): Angle · corroded · Sep 8, 2026 · N810NN · Boeing 737823
  > AIRCRAFT IN BASE MAINTENANCE: APU DOOR - STRUCTURAL CLIP LOCATED 30" FROM THE AFT EDGE OF THE DOOR IS CORRODED. REMOVED AND REPLACED CLIP IAW AARD 51-00-05-1 AND BOEING DWG 148A6350 SHT 1.
- [SDR AALA202609244325](https://openairdocs.org/sdr/AALA202609244325.md): Angle · corroded · Sep 8, 2026 · N810NN · Boeing 737823
  > AIRCRAFT IN BASE MAINTENANCE: APU DOOR - STRUCTURAL CLIP LOCATED 10" FROM THE FWD EDGE OF THE DOOR IS CORRODED. REMOVED AND REPLACED CLIP IAW AARD 51-00-05-1 AND BOEING DWG 148A6350 SHT 1
- [SDR AALA202609246817](https://openairdocs.org/sdr/AALA202609246817.md): Angle · corroded · Sep 8, 2026 · N810NN · Boeing 737823
  > AIRCRAFT IN BASE MAINTENANCE: APU DOOR - STRUCTURAL CLIP LOCATED 20" FROM THE AFT EDGE OF THE DOOR IS CORRODED. REMOVED AND REPLACED CLIP IAW AARD 51-00-05-1 AND BOEING DWG 148A6350 SHT 1.
- [SDR AALA202609242838](https://openairdocs.org/sdr/AALA202609242838.md): Angle · corroded · Sep 8, 2026 · N810NN · Boeing 737823
  > AIRCRAFT IN BASE MAINTENANCE: APU DOOR - STRUCTURAL CLIP LOCATED 22" FROM THE FWD EDGE OF THE DOOR IS CORRODED. REMOVED AND REPLACED CLIP IAW AARD 51-00-05-1 AND BOEING DWG 148A6350 SHT 1.
- [SDR AALA202608183004](https://openairdocs.org/sdr/AALA202608183004.md): Door · open · Aug 17, 2026 · N306SP · Boeing 7378
  > AIRCRAFT WAS GROUNDED: ABNORMAL AIRFRAME VIBRATION STARTING AT ROTATION & CONTINUING UNTILL LANDING. VIBRATION FELT IN YOKE & PEDALS, INCREASED AS AIRSPEED INCREASED. QRH PROCEDURE FOR ELEVATOR TAB VIBRATION COMPLETED. DECESION MADE TO DIVERT TO ORD. EMERG
- [SDR IPXA2026081486342](https://openairdocs.org/sdr/IPXA2026081486342.md): Channel · chafed · Jul 16, 2026 · N455UP · Boeing 75724APF
  > APU ACCESS DOOR 316AR FIRE LOOP SUPPORT RAIL HAS CHAFING DAMAGE AT AFT END AND DONT FORGET TO PROVIDE CLEARANCE AFTER REPAIR. RL022. LOCATED AND DRILLED NEW CHANNEL AT APU ACCESS DOOR 316AR, IAW SRM 51-40-05-0G-0. OK TO INSTALL NEW CHANNEL. INSTALLED NEW APU
- [SDR IPXA2026072889321](https://openairdocs.org/sdr/IPXA2026072889321.md): Channel · corroded · Jul 16, 2026 · N363UP · Boeing 767346
  > LEFT APU DOOR HAS LIGHT CORROSION AT INBD INTERNAL SIDE. ACCOMPLISHED CORROSION DAMAGE REPAIR IAW EO-98128-REQ1, REV1, AND DWG 148T6551, SHEET 3, REV B. JOB COMPLETED.
- [SDR UIEA2026070900584](https://openairdocs.org/sdr/UIEA2026070900584.md): Housing · cracked · Jul 16, 2026 · N861GT · Boeing 7478F
  > APU - RT COMPT DOOR NR 1 LATCH CUTOUT CRACKED. APU RT COMPT DOOR NR 1 LATCH CUTOUT CRACK AREA REPAIRED IAW SRM 52-40-01-2R-5 REPAIR 5 REV. 49 DATE: 20 JUN 2026. NO FURTHER DEFECTS NOTED.
- [SDR AALA202607166653](https://openairdocs.org/sdr/AALA202607166653.md): Skin · corroded · Jul 15, 2026 · N427AN · Airbus A321253NX
  > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON APU DOOR 316AR SKIN AT THE FORWARD INBOARD AREA. MAINTENANCE REPAIRED THE APU DOOR SKIN PER SRM 52-41-22.
- [SDR AALA202607319320](https://openairdocs.org/sdr/AALA202607319320.md): Skin · corroded · Jun 16, 2026 · N9017P · Airbus A319115
  > AIRCRAFT IN BASE MAINTENANCE: CORROSION ON APU DOOR 316AR SKIN AT THE LOWER FORWARD CORNER BETWEEN FR 80 AND FR 81, BETWEEN S20R AND S21R. REPAIRED APU DOOR SKIN PER SRM 52-41-22-300-003.
- [SDR IPXA2026070193398](https://openairdocs.org/sdr/IPXA2026070193398.md): Door · damaged · Jun 16, 2026 · N418UP · Boeing 75724APF
  > AFT FUSELAGE RT APU DOOR ACCESS 316AL IS BENDED ON FWD CORNER AND HAS SEVERAL GOUGES ALONG OUTER EDGE, FLL-015, INSTALLED 2 EACH REPAIR DOUBLERS AND 2 EACH FILLERS ON R/H APU DOOR LWR SURFACE AT FS 1925.329 AND FS 1946.774 IAW SRM 51-70-13-0G-0 FIG 1 AND SRM
- [SDR CALA2026061717157](https://openairdocs.org/sdr/CALA2026061717157.md): Bracket · cracked · Jun 16, 2026 · N37521 · Boeing 7379
  > DAMAGED HOLD-OPEN RODS BRACKET IN THE APU DOOR AFT SIDE. R & R NEW BRACKET IN THE APU DOOR AFT SIDE, APPLIED ALODINE AND PRIMER IAW DWG 148A2694 REV- & DWG 148A2690 REV- & SRM 51-40-05-0G-0, 51-40-02-0G-0, & AMM 51-21-72-370-804, 51-21-41-370-802.
- [SDR CALA2026060116687](https://openairdocs.org/sdr/CALA2026060116687.md): Support Bracket · corroded · May 27, 2026 · N45440 · Boeing 737924ER
  > APU DOOR INSULATION SUPPORT BRACKET (5EA) IS CORRODED. COMPLETED NO ALLOWABLE DAMAGE FOUND FOR SUPPORT BRACKETS 5EA IAW SRM 51-10-02-0G-0 STEP 9C REMOVED AND REPLACED APU DOOR INSULATION SUPPORT BRACKETS 5EA IAW B737-900ER SRM 51-40-02 BAC DWG 148A6350 REV A
- [SDR IPXA2026061244839](https://openairdocs.org/sdr/IPXA2026061244839.md): Angle · corroded · May 24, 2026 · N413UP · Boeing 75724APF
  > FAULT Z-300 STR: APU INLET DOOR FWD LOWER CORNER ANGLE AT STA 1787.45 S-6R HAS CORROSION INSTALLED NEW LOWER CORNER ANGLE I.A.W. B757-200PF SRM 51-40-02-0G-0
- [SDR IPXA2026050608602](https://openairdocs.org/sdr/IPXA2026050608602.md): Strap · corroded · May 4, 2026 · N417UP · Boeing 75724APF
  > APU INLET DOOR SURROUND STRUCTURE FWD STRAP I/B END HAS CORROSION.
- [SDR IXX2026F00006](https://openairdocs.org/sdr/IXX2026F00006.md): Frame · corroded · Apr 18, 2026 · N255CM · Boeing 767223
  > CORROSION EVIDENCE NOTED AT APU COMPARTMENT DOOR 315AL (L/H SIDE) INTERNAL SIDE FRAME STA 1840.2 CLOSE TO I/B EDGE REFERENCE XTREME WO 014592 NRC 905
- [SDR IPXA2026070694500](https://openairdocs.org/sdr/IPXA2026070694500.md): Skin · gouged · Apr 14, 2026 · N428UP · Boeing 75724APF
  > RIGHT APU DOOR 316AR SKIN HAS A MULTIPLE GOUGE AT LWR/AFT CORNER APPROX BTW BS 1941 AND BS 1963.8, INSTALLED FABRICATED PLATE (REPAIR DOUBLER) AT RT APU DOOR 316AR SKIN AT LWR AFT CORNER APPROX BTW BS 1941 AND BS 1963.8 IAW B757-200PF SRM 52-40-01-2R-5 FIGURE
- [SDR IPXA2026070694554](https://openairdocs.org/sdr/IPXA2026070694554.md): Skin · dented · Apr 14, 2026 · N428UP · Boeing 75724APF
  > RIGHT APU DOOR 316AR SKIN HAS A MULTIPLE DENTS APPROX BTW BS 1918 AND BS 1941. INSTALLED -1,-2 & -3 REPAIR PARTS IAW SRM 52-40-01-2R-40FIG 201 AND SRM 51-20-01-0G-0 AND NO REPEAT INSPECTION REQUIRED PER SRM 52-40-01-2R-4.
- [SDR SWAA2026050687861](https://openairdocs.org/sdr/SWAA2026050687861.md): Pin · corroded · Apr 9, 2026 · N8531Q · Boeing 7378H4
  > 315A (APU COWL DOOR) CENTER LATCH ALIGNMENT PIN IS RUSTED. CLEANED DIRT ACCUMULATION FROM STOP PIN PER SOPM 20-30-03.
- [SDR IPXA2026041393076](https://openairdocs.org/sdr/IPXA2026041393076.md): Angle · corroded · Mar 26, 2026 · N430UP · Boeing 75724APF
  > APU INLET DOOR LOWER CORNER ANGLE AT STA 1787.45 AT STR S6R HAS EVIDENCE OF CORROSION. REMOVED LOWER CORNER ANGLE CORRODED FROM APU INLET DOOR AT STA 1787.45 AT STR S6R, IAW 757-200PF SRM 51-40-02. INSTALLED NEW LOWER CORNER ANGLE I.A.W. B757-200PF SRM 51-40-0
- [SDR IPXA2026033150191](https://openairdocs.org/sdr/IPXA2026033150191.md): Strap · corroded · Mar 12, 2026 · N437UP · Boeing 75724APF
  > MAJOR REPAIR, APU INLET DOOR AFT STRAP AT STA 1825 WITH CORROSION. REMOVED CORROSION IAW B757 -200 SRM 51-10 02. OK TO INSTALL REPAIR PARTS AT APU INLET DOOR AFT STRAP STA 1825. COMPLIED WITH EA 757-5380-27-A4405 PRELIM 1 REV - AND COMPLIED WITH ALL REQUIREME
- [SDR IPXA2026031246244](https://openairdocs.org/sdr/IPXA2026031246244.md): Bracket · cracked · Mar 6, 2026 · N348UP · Boeing 76734AF
  > CRACKED BRACKET, LT APU DOOR NR1 SUPPORT FROM FORWARD EDGE. REPLACED, CHECKED OK. INSTALLED NEW BRACKET I.A.W SRM 51-40-02-0G REV. 94 AND BOEING DWG NO. 355T5200 SH. 1 REV. A.
- [SDR IPXA2026031246143](https://openairdocs.org/sdr/IPXA2026031246143.md): Bracket · worn · Mar 6, 2026 · N348UP · Boeing 76734AF
  > WORN BRACKET, LT APU DOOR NR 2 SUPPORT FROM FORWARD EDGE. CHECKED OK. INSTALLED NEW BRACKET IAW SRM 51-40-02-0G REV. 94 AND DWG 355T5200 SH. 1 REV. A.
- [SDR IPXA2026032854460](https://openairdocs.org/sdr/IPXA2026032854460.md): Skin · corroded · Feb 28, 2026 · N451UP · Boeing 75724APF
  > APU, RIGHT DOOR 316 EXTERNAL SKIN EDGE HAS EVIDENCE OF CORROSION AT APPROX BS 1963.8, VERIFIED EO NO DEFERRALS REQUIRED EA 757-5240-01-B0698, REV P1, STEP 16. ACCOMPLISHED REPAIR PER EO-96910-REQ1 AND VT-SAA EA 757-5240-01-B0698, REV IR
- [SDR IPXA2026032453721](https://openairdocs.org/sdr/IPXA2026032453721.md): Strap · corroded · Feb 28, 2026 · N416UP · Boeing 75724APF
  > APU INLET DOOR CUTOUT FWD STRAP HAS EVIDENCE OF CORROSION INSTALLED FWD STRAP IAW SRM 51-40-02-0G-0.
- [SDR IXXA20260217009](https://openairdocs.org/sdr/IXXA20260217009.md): Door · dented · Feb 17, 2026 · N351CM · Boeing 767323
  > DENT NOTED AT INBD EDGE OF APU COMPARTMENT DOOR 316AR 8.5 INCH FROM DOOR L/E WO 14380 NRC410
- [SDR IXXA20260217007](https://openairdocs.org/sdr/IXXA20260217007.md): Door · damaged · Feb 17, 2026 · N351CM · Boeing 767323
  > MISSING METAL MATERIAL AT APU DOOR 316AR I/B EDGE 30INCH FROM T/E XTREME WO 14380 NRC403
- [SDR IXXA20260217005](https://openairdocs.org/sdr/IXXA20260217005.md): Door · dented · Feb 17, 2026 · N351CM · Boeing 767323
  > DENT NOTED AT I/B EDGE OF APU DOOR 315AL 19 INCH AFT OF DOOR L/E MEASURED AT DEPTH OF 0.019" IN, WIDTH OF 0.25" IN AND LENGTH 0.80" IN A/Y OF 13.15 XTREME WO 14380 NRC 407
- [SDR IXXA20260217003](https://openairdocs.org/sdr/IXXA20260217003.md): Door · dented · Feb 17, 2026 · N351CM · Boeing 767323
  > DENT NOTED I/B EDGE OF APU COMPARTMENT DOOR 315AL. 22 INCH AFT OF DOOR L/E MEASURED AT DEPTH OF 0.033" IN, WIDTH OF 0.350" IN, AND LENGTH OF 1.0" IN A/Y OF 10.60
- [SDR IXXA20260217001](https://openairdocs.org/sdr/IXXA20260217001.md): Door · dented · Feb 17, 2026 · N351CM · Boeing 767323
  > DENT NOTED AT I/B EDGE OF APU COMPARTMENT DOOR 315AR. 6.5 INCH AFT OF DOOR L/E MEASURED AT DEPTH OF 0.041" IN, WIDTH OF 0.325" IN, AND LENGTH OF 2.0" IN. DENT OUT OF LIMITS WITH A/Y OF 7.92
- [SDR IPXA2026030196684](https://openairdocs.org/sdr/IPXA2026030196684.md): Fitting · cracked · Feb 8, 2026 · N581UP · Boeing 7474R7F
  > CRACKED FITTING, RT APU NR 4 DOOR LOCK FITTING, BS 2742. REMOVED THE DAMAGED FITTING IAW SRM 51-40-02-0G-0, REV 105, & INSTALLED A NEW FITTING IAW SRM 51-40-02-0G, REV 106, AND DWG 65B02771, SHT 13, REV B.
- [SDR IPXA2026022696780](https://openairdocs.org/sdr/IPXA2026022696780.md): Support Fitting · worn · Feb 8, 2026 · N581UP · Boeing 7474R7F
  > WORN FITTING, RT APU DOOR UPPER CABLE SUPPORT FITTING, BS 2701. REMOVEED THE DAMAGED BRACKET IAW SRM 51-40-02-0G, REV 105, & INSTALLED A NEW BRACKET IAW SRM 51-40-02-0G, REV 106, DWG 69B70240, SHT 1, REV C, & DWG 287U4804, SHT 1, REV E.
- [SDR CALA2026020413576](https://openairdocs.org/sdr/CALA2026020413576.md): Inlet Door · inflt separation · Jan 31, 2026 · N2341U · Boeing 777300ER
  > WHILE TROUBLESHOOTING LP 7779489, DISCOVERED APU INLET DOOR ASSY MISSING, DEPARTED ACFT DURING FLT FROM SFO TO HNL LOCKED APU DOOR EICAS STATUS APU INLET DOOR IS NOT IN COMMANDED POSITION. DB ELMS P310 ELECTRONIC UNIT, NO DAMAGE FOUND INSIDE INLET. ACTUATOR
- [SDR IXXA20260217008](https://openairdocs.org/sdr/IXXA20260217008.md): Door · dented · Jan 17, 2026 · N351CM · Boeing 767323
  > DENT NOTED AT I/B EDGE OF APU COMPARTMENT DOOR 315R 3.5 INCH FROM DOOR L/E. WO 014380 NRC 412
- [SDR IXXA20260217006](https://openairdocs.org/sdr/IXXA20260217006.md): Access Door · dented · Jan 17, 2026 · N351CM · Boeing 767323
  > DENT NOTED AT I/B EDGE OF APU COMPARTMENT DOOR 315L 12.5 INCH FROM DOOR L/E. XTREME AVIATION WO 014380 NRC 408
- [SDR IXXA20260217004](https://openairdocs.org/sdr/IXXA20260217004.md): Door · dented · Jan 17, 2026 · N351CM · Boeing 767323
  > DENT NOTED AT I/B EDGE OF APU COMPARTMENT DOOR 11 INCH FROM DOOR L/E. XTREME AVIATION WO 014380 NRC 409
- [SDR IXXA20260217002](https://openairdocs.org/sdr/IXXA20260217002.md): Door · dented · Jan 17, 2026 · N351CM · Boeing 767323
  > DENT NOTED AT INBD EDGE OF APU COMPARTMENT DOOR 315R 28" AFT OF DOOR L/E. WO 014380 NRC 405
- [SDR IPXA2026011240212](https://openairdocs.org/sdr/IPXA2026011240212.md): Strap · corroded · Jan 3, 2026 · N410UP · Boeing 75724APF
  > BS 1787.45, CORROSION ON THE UNDERSIDE OF THE APU DOOR SURROUND STRUCTURE FROM S3 - 6R. INSTALLED A NEW FWD STRAP IAW SRM 51-40-02-0G-0.
- [SDR SWIA2025121975857](https://openairdocs.org/sdr/SWIA2025121975857.md): Mount · cracked · Dec 19, 2025 · N959SW · Cndair CL6002B19
  > APU DOOR LINEAR ACTUATOR MOUNTING STRUCTURE CRACKED. REMOVED AND REPLACED THE APU DOOR LINEAR ACTUATOR SUPPORT, REF SRM 51-42-06-00 AND DWG 601R35210 REV -M. COMPLIED WITH TASK CARD 51-900-1003-SKY,
- [SDR CALA2025111011085](https://openairdocs.org/sdr/CALA2025111011085.md): Bracket · corroded · Oct 27, 2025 · N76288 · Boeing 737824
  > FOUND CORROSION ON FOUR BRACKETS AT APU DOOR UNDER INSULATION BLANKET. REMOVED AND REPLACED FOUR BRACKETS ON APU DOOR UNDER INSULATION BLANKET IAW SRM 51-40-02-0G-0.
- [SDR IPXA2025111315848](https://openairdocs.org/sdr/IPXA2025111315848.md): Support · corroded · Oct 6, 2025 · N456UP · Boeing 75724APF
  > RT APU DOOR SUPPORT LONGERON HAS MULTIPLE AREAS OF CORROSION. ACCOMPLISHED REPAIR PER EA 757-5330-01-B0582, REV IR.
- [SDR DALA2025100707276](https://openairdocs.org/sdr/DALA2025100707276.md): Access Door · dented · Oct 6, 2025 · N353NB · Airbus A319114
  > FOUND DENT ON THE APU ACCESS DOOR LT SIDE OUTER SKIN. COMPLIED WITH ER/A 622362-14. (1237925).
- [SDR CALA2025092909367](https://openairdocs.org/sdr/CALA2025092909367.md): Skin · cracked · Sep 25, 2025 · N57868 · Boeing 75733N
  > LEFT APU DOOR 315AL CENTER EXTERIOR SKIN EDGE GOUGED. REPAIRED LT APU ACCESS DOOR EXTERNAL SKIN BETWEEN STA 1922.329 A ND STA 1929.266 BL 0.00 IAW EC/RA#5240-02156.
- [SDR IPXA2025100722583](https://openairdocs.org/sdr/IPXA2025100722583.md): Strap · corroded · Sep 24, 2025 · N425UP · Boeing 75724APF
  > APU DOOR SUPPORT STRUCTURE AFT STRAP SHOWS SIGNS OF CORROSION. REMOVED OUTER STRAP, REPAIR DOUBLER (-1), FILLER (-3), STRAP (-2) AND FILLER (-4) FROM APU DOOR SUPPORT STRUCTURE IAW SRM 51-40-02-0G-0. INSTALLED -1 DOUBLER, -2 STRAP, -3 FILLER AND -4 FILLER AN
- [SDR CALA2025092909364](https://openairdocs.org/sdr/CALA2025092909364.md): Skin · dented · Sep 19, 2025 · N57868 · Boeing 75733N
  > APU ACCESS DOOR 316AR EXTERNAL SURFCE I/B EDGE CTR AREA HAS A DAMAGE. REPAIRED RT APU ACCESS DOOR EXTERNAL SKIN BETWEEN STA 1900.342 T O STA 1907.696 BL 0 IAW EC/RA#5240-02158. RII CW ST NR LP 6333209.
- [SDR 2025FA0000580](https://openairdocs.org/sdr/2025FA0000580.md): Door · open · Aug 26, 2025 · N540SF · Bolkms BK117D3
  > EPU DOOR OPENED IN FLIGHT. ADVISORY CAUTION WAS NOTED. MADE PRECAUTIONARY LANDING AND CLOSED THE DOOR NO FURTHER ACTIONS NEEDED.
- [SDR CALA2025080707430](https://openairdocs.org/sdr/CALA2025080707430.md): Angle · gouged · Aug 4, 2025 · N17244 · Boeing 737824
  > APU DOOR AFT RIGHT SIDE DEEP GOUGE. REMOVED AND REPLACED APU DOOR Z EDGE ANGLE REF SRM 51-40-02-0G-0 AND DWG 148A6350.
- [SDR UIEA2025071000887](https://openairdocs.org/sdr/UIEA2025071000887.md): Skin · cracked · Jul 14, 2025 · N450PA · Boeing 74746NF
  > APU RIGHT DOOR SKIN AT NR 1 LATCH OPENING AND FWD LOWER FOUND CRACKED AND CHAFING. NR 1 LATCH CUTOUT CRACK & FWD LWR SKIN CHAFING AREA REPAIRED AS PER RI-52-48-17747 REV A. NO FURTHER DEFECTS NOTED.

Next page: https://openairdocs.org/jasc/5247/reports.md?page=2

## 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 jasc_code = '5247'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/jasc/5247/reports

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