# Service difficulty reports: N120HQ

A list on [N120HQ](https://openairdocs.org/aircraft/N120HQ.md).

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first.

Page 1 of 2 · 76 reports

- [SDR R61A2025012900060](https://openairdocs.org/sdr/R61A2025012900060.md): Skin · cracked · Jan 23, 2025 · N120HQ · Emb ERJ170200LR · Wing, Plate/Skin
  > SUSPECTED CRACK AT RH WING UPPER SKIN N EAR SPOILER #3 INBOARD HINGE. INSTALLED REPAIR DOUBLER REF ETD 2025-170-900513
- [SDR R61A2021103100842](https://openairdocs.org/sdr/R61A2021103100842.md): Shear Panel · corroded · Oct 7, 2021 · N120HQ · Emb ERJ170200LR · Fuselage Structure (General)
  > CORROSION ON SHEAR CLIP FR88 BETWEEN ST27R AND 28R. REMOVED AND REPLACED SHEAR CLIP AT FR88 BETWEEN ST 27R AND 28R REF SRM 51-40-08
- [SDR R61A2021102000819](https://openairdocs.org/sdr/R61A2021102000819.md): Shear Angle · corroded · Oct 7, 2021 · N120HQ · Emb ERJ170200LR · Fuselage Structure (General)
  > CORROSION ON AFT FUSELAGE INTERNAL ON SHEAR CLIP FORWARD INBOARD SIDE AT FR87 BETWEEN ST27R AND 28R ON SHEAR CLIP FORWARD INBOARD SIDE.: REMOVED AND REPLACED NEW SHEAR CLIP AT FR87 BETWEEN ST27R AND 28R REF SRM 51-40-08.
- [SDR R61A2021110100844](https://openairdocs.org/sdr/R61A2021110100844.md): Skin · cracked · Oct 6, 2021 · N120HQ · Emb ERJ170200LR · Wing Main, Frame Structure
  > L/H WING LOWER SKIN CRACKED 16MM LONG AT FASTENER OTBD OF RIB 4A AND AFT OF SPAR 2 (HFEC VERIFIED). PERFORMED TEMPORARY REPAIR BY CUTOUT AND DOUBLER INSTALLATION ON L/H WING LOWER SKIN OTBD OF RIB 4A IN ACCORDANCE WITH, REF ETD2021-170-033505
- [SDR R61A201905230551](https://openairdocs.org/sdr/R61A201905230551.md): Floor Mat · out of position · May 23, 2019 · N120HQ · Emb ERJ170200LR · Passenger Compartment Equipment
  > L2 DOOR WILL NOT DISARM. INSPECTED L2 DOOR AND FOUND FLOOR MAT TO BE INTERFERING DOOR MECHANISM. TRIMMED COIN MAT IAW AMM 25-24-01. PERFORMED OPERATIONAL CHECK ON L2 DOOR, OPS CHECK GOOD.
- [SDR R61A201905200530](https://openairdocs.org/sdr/R61A201905200530.md): Rib · cracked · May 20, 2019 · N120HQ · Emb ERJ170200LR · Horizontal Stabilizer, Spar/Rib
  > WHILE IN HEAVY CHECK - MAJOR REPAIR - LT HORIZONTAL STABILIZER RIB 12 CRACKED AS MARKED. REMOVED AND REPLACED RIB 12A ON LT HORIZONTAL STABILIZER AND RESTORED SURFACE PROTECTION REF SRM 51-40-08, 51-23-04, 51-23-05, 51-23-06.
- [SDR R61A201905200529](https://openairdocs.org/sdr/R61A201905200529.md): Structure · dented · May 20, 2019 · N120HQ · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > WHILE IN HEAVY CHECK - INBD DEFERAL - MAJOR REPAIR - DENTS IN FUSELAGE BELOW CAPTIONS WINDOW FORWARD OF EXISTING NR 3 REPAIR. PERFORMED PERMANENT REPAIR BY FABRICATING AND INSTALLING DOUBLER AT LT FF FR11-12 STR 15L IN ACCORDANCE WITH REF ETD2017-170-076298.
- [SDR R61A201905200528](https://openairdocs.org/sdr/R61A201905200528.md): Structure · dented · May 20, 2019 · N120HQ · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > DURING HEAVY CHECK - INBOUND DMI - MAJOR REPAIR - FORWARD RT SIDE FUSELAGE NOSE DENT. REPAIRED 3EA DENTS, BETWEEN FRAME- 1/FRAME2 AND STR 26R/27R, BY CUTTING OUT DAMAGE. REPAIR PARTS WERE FABRICATED, LOCATED AND INSTALLED AT FRAME1 - FRAME 2 AND STR 26R/27R.
- [SDR R61A201905200527](https://openairdocs.org/sdr/R61A201905200527.md): Shear Tie · corroded · May 20, 2019 · N120HQ · Emb ERJ170200LR · Fuselage Internal Mounting Structure
  > DURING HEAVY CHECK FOUND CORROSION - SHEAR CLIP FR83 STR27R/28R. REMOVED SHEAR CLIP FR 83, STR 27R/28R, INSTALLED FR 83, STR 27R/28R SHEAR CLIP REF. SRM 51-40-08. APPLIED TOP COAT REF. SRM 51-23-06. APPLIED TOP COAT AS REQUIRED REF SRM 51-23-04,51-23-05. 51-23
- [SDR R61A201905200526](https://openairdocs.org/sdr/R61A201905200526.md): Shear Tie · corroded · May 20, 2019 · N120HQ · Emb ERJ170200LR · Fuselage Internal Mounting Structure
  > DURING HEAVY MAINT CHECK FOUND CORROSION - SHEAR CLIP FR86 STR27R/28R. REMOVED SHEAR CLIP FR 86, STR 27R/28R REF. SRM 51-40-08. REINSTALLED NEW SHEAR CLIP, REF. SRM 51-40-08. APPLIED TOP COAT REF. SRM 51-23-06. TOP COATED AND CIC REF SRM 51-23-04, 51-23-05, 51
- [SDR R61A201905110480](https://openairdocs.org/sdr/R61A201905110480.md): Seat Track · corroded · Apr 29, 2019 · N120HQ · Emb ERJ170200LR · Fuselage, Seat/Cargo Attach Fittings
  > LT INBD SEAT TRACK CORRODED AS MARKED AT FRAME 84. CUT OUT DAMAGED SEAT TRACK LT INBD, FRAME 84-82. REF ETD2019-170-060052, SRM: 1583 PART II 53-00-10/REPAIR 01P. FABRICATED SEAT TRACK REPAIR FROM MATERIALS LISTED, SPLICE ANGLES (3 EACH) 7475-T761,.080" PO#
- [SDR R61A201905110479](https://openairdocs.org/sdr/R61A201905110479.md): Doubler · corroded · Apr 29, 2019 · N120HQ · Emb ERJ170200LR · Fuselage Main, Floor Beam
  > RT FLOORBEAM DOUBLER CORRODED AT FR90 AS MARKED. REMOVED CORRODED RT FLOORBEAM DOUBLER AT FR90. LOCATED, DRILLED, AND APPLIED ALODINE TO NEW RT FLOORBEAM DOUBLER CORRODED INSTALLED RT FLOORBEAM DOUBLER AT FR90 PER REF SRM 51-40-08 APPLIED PRIMER TO RT FLOORBEA
- [SDR R61A201905110478](https://openairdocs.org/sdr/R61A201905110478.md): Gusset · corroded · Apr 29, 2019 · N120HQ · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > CORROSION- RT HAND GUSSET PLATE AT FR.90 CORRODED AS MARKED. REMOVED AND REPLACED RT HAND GUSSET PLATE AT FR.90 REF.SRM 51-40-02, SRM 51-23-04. SEE W/O H6790 SN 261 FOR WORK DETAILS. AIRCRAFT REMAINS IN HEAVY CHECK BNA.
- [SDR R61A201905110476](https://openairdocs.org/sdr/R61A201905110476.md): Shear Panel · corroded · Apr 29, 2019 · N120HQ · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > RT SHEAR PANEL BETWEEN FR87-88 CORRODED AS MARKED. REMOVED AND REPLACED RT SHEAR PANEL AT FR87-88 REF SRM 51-40-08 RESTORED SURFACE PROTECTION PER SRM 51-23-05, 51-23-06. SEE W/O H6790 SN 259 FOR WORK DETAILS. AIRCRAFT REMAINS IN HEAVY CHECK BNA.
- [SDR R61A201709050700](https://openairdocs.org/sdr/R61A201709050700.md): Light · inoperative · Sep 5, 2017 · N120HQ · Emb ERJ170200LR · Emergency Lighting
  > EMERGENCY LIGHT INOPERATIVE RIGHT SIDE ROW 1 - 4. R & R THE LIGHT IAW AMM 33-50-21.
- [SDR R61A201703010182](https://openairdocs.org/sdr/R61A201703010182.md): Stringer Splice · corroded · Feb 10, 2017 · N120HQ · Emb ERJ170200LR · Fuselage Main, Longeron/Stringer
  > CORROSION ON STRINGER 23R AT REAR FUSELAGE TO CFIII CIRCUMFERENTIAL SPLICE JOINT UNDER AFT AVIONICS RACK. REMOVED AND INSTALLED A NEW STRINGER SPLICE IAW SRM 51-41-01 AND 51-43-04.
- [SDR R61A201702210170](https://openairdocs.org/sdr/R61A201702210170.md): Gusset · corroded · Feb 10, 2017 · N120HQ · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > CORROSION IN GUSSET AT FRAME 85, STRINGER 19L REMOVED AND INSTALLED A NEW GUSSET IAW SRM 51-43-03.
- [SDR R61A201702210169](https://openairdocs.org/sdr/R61A201702210169.md): Support · corroded · Feb 10, 2017 · N120HQ · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > CORROSION IN RT SUPPORT AT FRAME 84. REMOVED AND REPLACED THE SUPPORT IAW SRM 51-10-03, AND 51-75-16.
- [SDR R61A201702210168](https://openairdocs.org/sdr/R61A201702210168.md): Crossbeam · corroded · Feb 10, 2017 · N120HQ · Emb ERJ170200LR · Fuselage Main, Structure
  > CORROSION ON CENTER CROSSBEAM FRAME 84. REMOVED CORROSION IAW SRM 51-10-03. REPAIRED IAW ETD2017-170-013829.
- [SDR R61A201702210167](https://openairdocs.org/sdr/R61A201702210167.md): Seat Track · corroded · Feb 10, 2017 · N120HQ · Emb ERJ170200LR · Fuselage, Seat/Cargo Attach Fittings
  > CORROSION ON RT SEAT TRACK BETWEEN FRAMES 83 - 84. REMOVED AND INSTALLED A NEW SEAT TRACK IAW SRM 51-43-03.
- [SDR R61A201702210166](https://openairdocs.org/sdr/R61A201702210166.md): Gusset · corroded · Feb 10, 2017 · N120HQ · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > CORROSION IN RT GUSSET FRAME 90. REMOVED AND INSTALLED NEW GUSSET IAW SRM 51-41-02.
- [SDR R61A201702210165](https://openairdocs.org/sdr/R61A201702210165.md): Support · corroded · Feb 10, 2017 · N120HQ · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > CORROSION IN RT SUPPORT AT ANCHOR HOLE FRAME 89. REMOVED AND INSTALL A NEW SUPPORT IAW SRM 51-41-01, SRM 51-42-01, AND SRM 51-43-01.
- [SDR R61A201702210164](https://openairdocs.org/sdr/R61A201702210164.md): Floor Support · corroded · Feb 10, 2017 · N120HQ · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > CORROSION ON THE FLOOR SUPPORT. REMOVED AND REPLACED THE FLOOR SUPPORT IAW SRM 51-41-02, AND SRM 51-43-02.
- [SDR R61A201702210163](https://openairdocs.org/sdr/R61A201702210163.md): Seat Track · corroded · Feb 10, 2017 · N120HQ · Emb ERJ170200LR · Fuselage, Seat/Cargo Attach Fittings
  > CORROSION ON RT SEAT TRACK FRAMES 12 -18 REMOVED AND INSTALLED A NEW SEAT TRACK IAW SRM 51-40-02.
- [SDR R61A201702210162](https://openairdocs.org/sdr/R61A201702210162.md): Fitting · corroded · Feb 10, 2017 · N120HQ · Emb ERJ170200LR · Fuselage Main, Attach Fittings
  > CORROSION ON THE INBD RT WINDSCREEN TIE DOWN FITTING BETWEEN FRAMES 17 AND 18 REMOVED AND INSTALLED A NEW TIE DOWN FITTING IAW SRM 51-40-02.
- [SDR R61A201702210161](https://openairdocs.org/sdr/R61A201702210161.md): Support · corroded · Feb 10, 2017 · N120HQ · Emb ERJ170200LR · Fuselage Miscellaneous Structure
  > CORROSION AT RT AFT SUPPORT AT WINDSCREEN MOUNTING HOLE BETWEEN FRAMES 17 AND 18. BLENDED IAW ETD2017-170-014631.
- [SDR R61A201702210160](https://openairdocs.org/sdr/R61A201702210160.md): Seat Track · corroded · Feb 10, 2017 · N120HQ · Emb ERJ170200LR · Fuselage, Seat/Cargo Attach Fittings
  > CORROSION ON THE LT SEAT TRACK Y=-273.0 AT FRAMES 16 AND 19. REMOVED AND REPLACED THE SEAT TRACK IAW SRM 51-41-01, SRM 51-41-02, AND SRM 51-43-01.
- [SDR R61A201702210159](https://openairdocs.org/sdr/R61A201702210159.md): Fitting · corroded · Feb 10, 2017 · N120HQ · Emb ERJ170200LR · Fuselage Main, Attach Fittings
  > CORROSION ON FWD LAVATORY TIE DOWN FITTING AT FRAME 16. REMOVED AND REPLACED THE FITTING IAW SRM 51-43-03.
- [SDR R61A201701200053](https://openairdocs.org/sdr/R61A201701200053.md): Control Unit · failed · Jan 20, 2017 · N120HQ · Emb ERJ170200LR · Trailing Edge Flap Actuator
  > CREW RECEIVED A FLAP LOW RATE MESSAGE, FOLLOWED BY AN ODOR OF BURNING PLASTIC. DECLARED AN EMERGENCY, DIVERTED, AND LANDED WITHOUT INDICENT. MAINTENANCE TROUBLESHOT, REMOVED AND REPLACED SF-ACE 2 IAW AMM AND OPS CHECKED GOOD.
- [SDR R61A201701190052](https://openairdocs.org/sdr/R61A201701190052.md): Linkage · out of adjust · Jan 19, 2017 · N120HQ · Emb ERJ170200LR · Service Doors
  > CREW REPORTED THAT THE R2 DOOR WOULD NOT ARM. MAINTENANCE ADJUSTED THE DOOR ARM - DISARM LINKAGE IAW AMM AND OPS CHECKED GOOD.
- [SDR R61A201701170048](https://openairdocs.org/sdr/R61A201701170048.md): Slide · malfunctioned · Jan 17, 2017 · N120HQ · Emb ERJ170200LR · Escape Slide
  > CREW REPORTED THAT THE R2 DOOR WAS NOT ARMING. MAINTENANCE REMOVED AND REPLACED R2 DOOR SLIDE AND FLEXBALL KIT IAW AMM AND OPS CHECKED GOOD.
- [SDR R61A201611210683](https://openairdocs.org/sdr/R61A201611210683.md): Flashlight · inoperative · Nov 21, 2016 · N120HQ · Emb ERJ170200LR · Emergency Equipment
  > CREW REPORTED THAT THE AFT FLIGHT ATTENDANT FLASHLIGHT WOULD NOT CHARGE. MAINTENANCE REMOVED AND REPLACED THE FLASHLIGHT IAW AMM AND OPS CHECKED GOOD.
- [SDR R61A201611140665](https://openairdocs.org/sdr/R61A201611140665.md): Door · out of adjust · Nov 14, 2016 · N120HQ · Emb ERJ170200LR · Passenger/Crew Doors
  > CREW EPORTED THAT THE L1 DOOR WOULD NOT CLOSE. MAINTENANCE ADJUSTED THE L1 DOOR IAW AMM AND OPS CHECKED GOOD.
- [SDR R61A201610270612](https://openairdocs.org/sdr/R61A201610270612.md): Door · out of sequence · Oct 27, 2016 · N120HQ · Emb ERJ170200LR · Passenger/Crew Doors
  > CREW REPORTED THAT THE L1 DOOR WAS OUT OF SEQUENCE AND HARD TO CLOSE. MAINTENANCE OPENED DOOR WITH OUTSIDE AND INSIDE HANDLE TO PUT BACK IN SEQUENCE IAW AMM AND OPS CHECKED GOOD.
- [SDR R61A201607050401](https://openairdocs.org/sdr/R61A201607050401.md): Wire Harness · faulty · Jul 5, 2016 · N120HQ · Emb ERJ170200LR · Door System Wiring
  > CREW REPORTED THAT THE L1 DOOR WAS SHOWING OPEN. MAINTENANCE R & R L1 DOOR HARNESS IAW AMM AND OPS CHECKED GOOD.
- [SDR R61A201607040400](https://openairdocs.org/sdr/R61A201607040400.md): Proximity Sensor · failed · Jul 4, 2016 · N120HQ · Emb ERJ170200LR · Door Warning System
  > CREW RECEIVED AN L1 DOOR OPEN INDICATION. AN EMERGENCY WAS NOT DECLARED AND LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED FORWARD PASSENGER DOOR WARNING PROXIMITY SENSOR IAW AMM AND OPS CHECKED GOOD.
- [SDR R61A201512100903](https://openairdocs.org/sdr/R61A201512100903.md): Battery Pack · inoperative · Dec 10, 2015 · N120HQ · Emb ERJ170200LR · Emergency Equipment
  > CREW REPORTED THAT THE MEGAPHONE BATTERY LIGHT WAS NOT FLASHING. MAINTENANCE REPLACED MEGAPHONE BATTERIES IAW AMM AND OPS CHECKED GOOD.
- [SDR R61A201511170877](https://openairdocs.org/sdr/R61A201511170877.md): Skin · damaged · Nov 17, 2015 · N120HQ · Emb ERJ170200LR · Fuselage Main, Plate/Skin
  > DURING HEAVY CHECK, DENT IN FUSELAGE SKIN FROM CONTACT WITH NOSE DOCK. MAINTENANCE CUT OUT DENT IN FUSELAGE SKIN FRAME 11-12, STR 18-19L IAW SRM 53-10-01, FABRICATED AND INSTALLED DOUBLER AND FILLER IAW SRM 53-10-01, 51-75-17.
- [SDR R61A201511090879](https://openairdocs.org/sdr/R61A201511090879.md): Rib · damaged · Nov 9, 2015 · N120HQ · Emb ERJ170200LR · Vertical Stabilizer, Spar/Rib
  > DURING HEAVY CHECK, 2.098 HOLES DRILLED IN RADIUS OF VERTICLE STABILIZER RIB 12. MX COMPLIED WITH PERMANENT REPAIR OF VERTICLE STABILIZER RIB 12 IAW ETD 2015-170-103938.
- [SDR R61A201511040857](https://openairdocs.org/sdr/R61A201511040857.md): Spar · cracked · Nov 4, 2015 · N120HQ · Emb ERJ170200LR · Wing Spar
  > DURING HEAVY CHECK, LT WING SPAR 3 SHOWS CRACK INDICATIONS AT FASTENER REPLACEMENT HOLE. MAINTENANCE REAMED LT WING STUB SPAR 3 UNTIL DAMAGE GONE IAW SRM 51-40-02, INSTALLED NEW BUSHING IAW ETD 2015-170-102707.
- [SDR R61A201511010856](https://openairdocs.org/sdr/R61A201511010856.md): Spar · cracked · Nov 4, 2015 · N120HQ · Emb ERJ170200LR · Wing Spar
  > DURING HEAVY CHECK, RT STUB WING SPAR 3 SHOWS CRACK INDICATIONS AT FASTENER REPLACEMENT HOLE. MAINTENANCE REAMED RT WING STUB SPAR 3 AT FASTENER HOLE TO.435 TO REMOVE DAMAGE IAW SRM 51-40-02, INSTALLED NEW BUSHINGS IN RT STUB WING SPAR 3 IAW ETD 2015-170-102
- [SDR R61A201511030878](https://openairdocs.org/sdr/R61A201511030878.md): Beam · damaged · Nov 3, 2015 · N120HQ · Emb ERJ170200LR · Passenger/Crew Doors
  > DURING HEAVY CHECK, A DRILL START IN L2 AFT PASSENGER DOOR AT BEAM NR 5 DURING COMPLETION OF SB 170-52-0056. MAINTENANCE COMPLIED WITH ETD 2015-170-101937 TO REPAIR AFT PASSENGER DOOR REF ETD 2015-170-101937A.
- [SDR R61A201511030859](https://openairdocs.org/sdr/R61A201511030859.md): Beam · damaged · Nov 3, 2015 · N120HQ · Emb ERJ170200LR · Passenger/Crew Doors
  > DRILL START IN L2 AFT PASSENGER DOOR AT BEAM NR 5 DURING COMPLETION OF SB 170-520056. MX COMPLIED WITH ETD 2015-170-101937 REPAIR OF AFT PAX DOOR.
- [SDR R61A201511030858](https://openairdocs.org/sdr/R61A201511030858.md): Beam · corroded · Nov 3, 2015 · N120HQ · Emb ERJ170200LR · Fuselage Main, Structure
  > DURING HEAVY CHECK, WAS REPORTED THAT FWD CARGO DOOR THRESHOLD UPON REMOVAL OF SEAL REST UNDER FWD DOOR SPOOL FITTING ON BEAM IS CORRODED. MAINTENANCE R & R BEAM IAW SRM 51-43-02, 51-23-04, PN 170-67118-003, BEAM.
- [SDR R61A201501300062](https://openairdocs.org/sdr/R61A201501300062.md): Flashlight · dim · Jan 30, 2015 · N120HQ · Emb ERJ170200LR · Emergency Equipment
  > CREW REPORTED THAT THE F/O FLASHLIGHT WAS DIM. MAINTENANCE R & R F/O FLASHLIGHT IAW AMM AND OPS CHECKED GOOD.
- [SDR R61A201501180031](https://openairdocs.org/sdr/R61A201501180031.md): Flashlight · inoperative · Jan 18, 2015 · N120HQ · Emb ERJ170200LR · Emergency Equipment
  > CREW REPORTED THAT THE AFT F/A FLASHLIGHT WAS INOPERATIVE. R & R THE FLASHLIGHT IAW AMM AND OPS CHECKED GOOD.
- [SDR R61A201411221201](https://openairdocs.org/sdr/R61A201411221201.md): Actuator · failed · Nov 22, 2014 · N120HQ · Emb ERJ170200LR · Leading Edge Slat Actuator
  > CREW RECEIVED A SLAT FAIL MESSAGE. CREW DID A GO-AROUND, RAN QRH AND DECLARED AN EMERGENCY. EMERGENCY VEHICLES WERE NOT ROLLED AND PASSENGERS DID NOT BRACE. CREW LANDED AND TAXIED TO GATE WITHOUT INCIDENT. MAINTENANCE INSPECTED AND FOUND LT OTBD SKEW SENSOR
- [SDR R61A201409101050](https://openairdocs.org/sdr/R61A201409101050.md): Light · unsecure · Sep 10, 2014 · N120HQ · Emb ERJ170200LR · Emergency Lighting
  > CREW REPORTED THAT THE EMERGENCY LIGHT IN FRONT OF SEAT 1D WAS LOOSE. MAINTENANCE SECURED THE LIGHT IAW AMM AND OPS CHECKED GOOD. ACFT IS GOOD FOR SERVICE.
- [SDR R61A201310141009](https://openairdocs.org/sdr/R61A201310141009.md): Oxygen Mask · unwanted deploy · Oct 14, 2013 · N120HQ · Emb ERJ170200LR · Passenger Oxygen System
  > CREW REPORTED THAT THE SERVICE DOOR ABOVE SEATS 17 D & F OPENED AND THE O2 MASKS DROPPED OUT. MAINTENANCE RESTOWED PASSENGER O2 MASKS IAW AMM AND OPS CHECKED GOOD.
- [SDR R61A201309060866](https://openairdocs.org/sdr/R61A201309060866.md): Liner · corroded · Sep 6, 2013 · N120HQ · Emb ERJ170200LR · APU Exhaust System
  > DURING HEAVY CHECK, APU EXHAUST SILENCER LINER CORRODED. MX R & R APU EXHAUST SILENCER LINER IAW AMM 49-82-01, PN 4952615, LINER.

Next page: https://openairdocs.org/aircraft/N120HQ/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 n_number = 'N120HQ' AND registry_match = 'registration'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/aircraft/N120HQ/reports

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