# Service difficulty reports: N821PH, cancelled Apr 14, 2000

A list on [N821PH, cancelled Apr 14, 2000](https://openairdocs.org/deregistered/N821PH-2000-04-14.md).

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

- [SDR QXEA9901591](https://openairdocs.org/sdr/QXEA9901591.md): Frame · corroded · Jul 28, 1999 · N821PH · Dhav DHC8102 · Nacelle/Pylon, Frame/Spar/Rib
  > PDX - NACELLE FRAME UNDER MAIN LANDING GEAR RETRACTION ACTUATOR FITTING HAS FRETTING CORROSION. REPAIRED IAW HORIZON AIR EA 9-54-203.
- [SDR QXEA9901585](https://openairdocs.org/sdr/QXEA9901585.md): Angle · cracked · Jul 24, 1999 · N821PH · Dhav DHC8102 · Wing Miscellaneous Structure
  > PDX - LEFT FORWARD WING SPAR TO FUSELAGE CLOSING ANGLE IS CRACKED. REPAIRED IAW DHC8 SRM 51-40-00, PAGE 4, TABLE 4.
- [SDR QXEA9901605](https://openairdocs.org/sdr/QXEA9901605.md): Seat Track · gouged · Jul 20, 1999 · N821PH · Dhav DHC8102 · Fuselage, Seat/Cargo Attach Fittings
  > PDX - LEFT INBOARD SEAT TRACK HAS TWO GAUGES AT X268. REPAIRED IAW DHC-8 SRM 51-26-26.
- [SDR QXEA9901600](https://openairdocs.org/sdr/QXEA9901600.md): Seat Track · corroded · Jul 20, 1999 · N821PH · Dhav DHC8102 · Fuselage, Seat/Cargo Attach Fittings
  > PDX - RIGHT OUTBOARD SEAT TRACK AT X312 HAS CORROSION PITS. REPAIRED IAW RD 8-53-1342.
- [SDR QXEA9901599](https://openairdocs.org/sdr/QXEA9901599.md): Seat Track · corroded · Jul 20, 1999 · N821PH · Dhav DHC8102 · Fuselage, Seat/Cargo Attach Fittings
  > PDX - RIGHT OUTBOARD SEAT TRACK AT X327 HAS DEEP CORROSION PITS. REPAIRED IAW DHC8 SRM 51-26-26.
- [SDR QXEA9901597](https://openairdocs.org/sdr/QXEA9901597.md): Seat Track · corroded · Jul 20, 1999 · N821PH · Dhav DHC8102 · Fuselage, Seat/Cargo Attach Fittings
  > PDX - RIGHT OUTBOARD SEAT TRACK HAS CORROSION PITS IN THE HAT CHANNEL AT X364. REPAIRED IAW RD 8-53-1342.
- [SDR QXEA9901596](https://openairdocs.org/sdr/QXEA9901596.md): Seat Track · corroded · Jul 20, 1999 · N821PH · Dhav DHC8102 · Fuselage, Seat/Cargo Attach Fittings
  > PDX - RIGHT OUTBOARD SEAT TRACK HAS CORROSION PITS IN THE HAT CHANNEL AT X374. REPAIRED IAW RD 8-53-1342.
- [SDR QXEA9901594](https://openairdocs.org/sdr/QXEA9901594.md): Seat Track · corroded · Jul 20, 1999 · N821PH · Dhav DHC8102 · Fuselage, Seat/Cargo Attach Fittings
  > PDX - LEFT OUTBOARD SEAT TRACK AT STATION 342 THERE IS CORROSION PITS. REPAIRED IAW RD 8-53-1342.
- [SDR QXEA9901588](https://openairdocs.org/sdr/QXEA9901588.md): Housing · chafed · Jul 20, 1999 · N821PH · Dhav DHC8102 · Trailing Edge Flaps
  > PDX - LEFT NR 5 FLAP CARRIAGE HOUSING ASSEMBLY IS CHAFED ON INBOARD SIDE WHERE FAIL/SAFE STRAP MOUNTS. REPAIRED IAW HORIZON AIR EA 9-57-437.
- [SDR QXEA9901589](https://openairdocs.org/sdr/QXEA9901589.md): Flap Track · out of adjust · Jul 19, 1999 · N821PH · Dhav DHC8102 · Trailing Edge Flaps
  > PDX - LEFT NR 4 FLAP TRACK ASSEMBLY TO CHECK GAPS. REPAIRED IAW HORIZON AIR EA 9-57-436.
- [SDR QXEA9901584](https://openairdocs.org/sdr/QXEA9901584.md): Flap Track · out of position · Jul 19, 1999 · N821PH · Dhav DHC8102 · Trailing Edge Flaps
  > PDX- LEFT NR 4 FLAP TRACK AFT ATTACH GAPS DO NOT MEET MANUFACTURERS SPECS. REPAIRED IAW HORIZON AIR EA 9-57-436.
- [SDR QXEA9901583](https://openairdocs.org/sdr/QXEA9901583.md): Flap Track · out of position · Jul 19, 1999 · N821PH · Dhav DHC8102 · Trailing Edge Flaps
  > PDX - LEFT NR 5 FLAP TRACK AFT ATTACH GAPS DO NOT MEET MANUFACTURER SPECS. REPAIRED IAW HORIZON AIR EA 9-57-436.
- [SDR QXEA9901577](https://openairdocs.org/sdr/QXEA9901577.md): Flap Track · out of adjust · Jul 19, 1999 · N821PH · Dhav DHC8102 · Trailing Edge Flaps
  > PDX - RIGHT NR 4 FLAP TRACK AFT MOUNT GAPS DO NOT MEET MANUFACTURERS GAP SPECS. REPAIRED IAW HORIZON AIR EA 9-57-436.
- [SDR QXEA9901576](https://openairdocs.org/sdr/QXEA9901576.md): Mount · out of adjust · Jul 19, 1999 · N821PH · Dhav DHC8102 · Trailing Edge Flaps
  > PDX - RIGHT NR 4 FLAP AFT MOUNT GAPS DO NOT MEET MANUFACTURERS GAP SPECS. REPAIRED IAW HORIZON AIR EA 9-57-436.
- [SDR QXEA9901582](https://openairdocs.org/sdr/QXEA9901582.md): Skin · damaged · Jul 17, 1999 · N821PH · Dhav DHC8102 · Trailing Edge Flaps
  > PDX - LEFT OUTBOARD FLAP ASSEMBLY INBOARD SIDE HAS COMPOSITE DAMAGE. REPAIRED IAW DHC8 SRM 51-40-00, PAGE 201, FIGURE 2.
- [SDR QXEA9901580](https://openairdocs.org/sdr/QXEA9901580.md): Angle · cracked · Jul 17, 1999 · N821PH · Dhav DHC8102 · Wing Miscellaneous Structure
  > PDX - RIGHT AFT WING SPAR TO FUSELAGE CLOSING ANGLE IS CRACKED. REPAIRED IAW DHC8 SRM 51-40-11.
- [SDR QXEA9901592](https://openairdocs.org/sdr/QXEA9901592.md): Hinge · corroded · Jul 16, 1999 · N821PH · Dhav DHC8102 · Rudder Structure
  > PDX - FORE RUDDER BOTTOM SAFETY HINGE LUG IS CHAFFED AND HAS FRETTING CORROSION ACROSS ENTIRE LUG TOP SURFACE. REPAIRED IAW RD 8-55-537.
- [SDR QXEA9901586](https://openairdocs.org/sdr/QXEA9901586.md): Angle · cracked · Jul 16, 1999 · N821PH · Dhav DHC8102 · Wing Miscellaneous Structure
  > PDX - LEFT AFT WING SPAR TO FUSELAGE CLOSING ANGLE IS CRACKED. REPAIRED IAW DHC8 SRM 51-40-11.
- [SDR QXEA9901590](https://openairdocs.org/sdr/QXEA9901590.md): Skin · cracked · Jul 15, 1999 · N821PH · Dhav DHC8102 · Nacelle/Pylon, Plate/Skin
  > PDX - LEFT NACELLE LOWER INBOARD FORWARD CORNER CUTOUT IS CRACKED. REPAIRED IAW DHC-8 RD 8-54-724.
- [SDR QXEA9901598](https://openairdocs.org/sdr/QXEA9901598.md): Seat Track · gouged · Jul 14, 1999 · N821PH · Dhav DHC8102 · Fuselage, Seat/Cargo Attach Fittings
  > PDX - RIGHT OUTBOARD SEAT TRACK AT X346 HAS A GOUGE. REPAIRED IAW DHC8 SRM 51-20-16.
- [SDR QXEA9901595](https://openairdocs.org/sdr/QXEA9901595.md): Seat Track · corroded · Jul 14, 1999 · N821PH · Dhav DHC8102 · Fuselage, Seat/Cargo Attach Fittings
  > PDX - RIGHT OUTBOARD SEAT TRACK HAS PITS IN THE HAT CHANNEL AT X406. REPAIRED IAW DHC8 SRM 51-20-16.
- [SDR QXEA9901593](https://openairdocs.org/sdr/QXEA9901593.md): Spar · scratched · Jul 14, 1999 · N821PH · Dhav DHC8102 · Wing Spar
  > PDX - THERE IS A 3.5 INCH SCRATCH IN REAR SPAR AT YW RIGHT. REPAIRED IAW DHC8 SRM 51-20-11.
- [SDR QXEA9901587](https://openairdocs.org/sdr/QXEA9901587.md): Panel · chafed · Jul 14, 1999 · N821PH · Dhav DHC8102 · Wing, Plate/Skin
  > PDX - FUEL PANEL 524CT IS CHAFED AT INBOARD EDGE. REPAIRED IAW RD 8-57-320.
- [SDR QXEA9901579](https://openairdocs.org/sdr/QXEA9901579.md): Plate · corroded · Jul 14, 1999 · N821PH · Dhav DHC8102 · Wing, Plate/Skin
  > PDX - FRETTING CORROSION AT BOTH ENDS OF LADDER PLATE 624AT. REPAIRED IAW RD 8-57-611 AND DHC8 SRM 51-20-16.
- [SDR QXEA9901578](https://openairdocs.org/sdr/QXEA9901578.md): Plate · corroded · Jul 14, 1999 · N821PH · Dhav DHC8102 · Wing, Plate/Skin
  > PDX - FRETTING CORROSION AT BOTH ENDS OF LADDER PLATE 624BT. REPAIRED IAW RD 8-57-633.
- [SDR QXEA9901581](https://openairdocs.org/sdr/QXEA9901581.md): Skin · chafed · Jul 12, 1999 · N821PH · Dhav DHC8102 · Trailing Edge Flaps
  > PDX - RIGHT OUTBOARD FLAP HAS A SMALL CHAFED AREA ON OUTBOARD END OF TOP SURFACE. REPAIRED IAW 57-20-11.
- [SDR QXEA9802101](https://openairdocs.org/sdr/QXEA9802101.md): Wire · broken · Dec 12, 1998 · N821PH · Dhav DHC8102 · Smoke Detection
  > SEA - FOUND BROKEN WIRE ON NR 2 SMOKE DETECTOR CANNON PLUG. MAINTENANCE SOLDERED WIRE TO CANNON PLUG. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. NO PARTS REPLACED.
- [SDR QXEA9801548](https://openairdocs.org/sdr/QXEA9801548.md): Battery · discharged · Nov 1, 1998 · N821PH · Dhav DHC8102 · Emergency Lighting
  > COCKPIT EMERGENCY FLASHLIGHT IS NOT BLINKING. REPLACED BATTERY IN FLASHLIGHT, OPERATIONAL CHECKS GOOD.
- [SDR QXEA9801680](https://openairdocs.org/sdr/QXEA9801680.md): Wheel · cracked · Oct 24, 1998 · N821PH · Dhav DHC8102 · Wheel/Ski/Float
  > NR 4 MAIN WHEEL BROKEN. THE OUTER RIM FAILED AT THE BEAD SEAT. THE CRACK RUNS APPROXIMATELY HALF OF THE WAY AROUND THE BEAD SEAT AREA. REPLACED THE NR 4 WHEEL ASSEMBLY.
- [SDR QXEA9801380](https://openairdocs.org/sdr/QXEA9801380.md): Actuator · malfunction · Oct 3, 1998 · N821PH · Dhav DHC8102 · Landing Gear Actuator
  > LEFT MAIN GEAR DOOR HANGS OPEN ABOUT 2 INCHES DURING FLIGHT. FERRIED AIRCRAFT FROM SEA TO PDX FOR REPAIRS. IN PDX REPLACED UPLOCK ACTUATOR, OPERATIONAL CHECK GOOD.
- [SDR QXEA9801447](https://openairdocs.org/sdr/QXEA9801447.md): Engine · malfunction · Sep 7, 1998 · N821PH · Dhav DHC8102 · Engine (Turbine/Turboprop)
  > NR 1 ENGINE INDICATED OIL PRESSURE WAS BELOW 40 PSI. PERFORMED INFLIGHT SHUTDOWN OF NR 1 ENGINE. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED NR 1 ENGINE. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. TEARDOWN RESULTS OF ENGINE SHOW A
- [SDR QXEA9801274](https://openairdocs.org/sdr/QXEA9801274.md): Engine · failed · Sep 7, 1998 · N821PH · Dhav DHC8102 · Engine (Turbine/Turboprop)
  > BOI- NR 1 ENGINE INDICATED OIL PRESSURE WAS BELOW 40 PSI. PERFORMED INFLIGHT SHUTDOWN OF NR 1 ENGINE. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED NR 1 ENGINE. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE. AWAITING TEARDOWN RESULTS OF
- [SDR QXEA9800831](https://openairdocs.org/sdr/QXEA9800831.md): Light · broken · Jun 26, 1998 · N821PH · Dhav DHC8102 · Emergency Lighting
  > THRESHOLD EXIT SIGN BROKEN AT THE RIGHT UNDERWING EXIT DOOR. INSTALLED NEW SIGN AT THE RIGHT UNDERWING EXIT, OPERATIONAL CHECKS GOOD.
- [SDR QXEA9800231](https://openairdocs.org/sdr/QXEA9800231.md): Bracket · chafed · Feb 12, 1998 · N821PH · Dhav DHC8102 · Nacelle/Pylon Structure
  > NACELLE AFT WALL GRAVEL GUARD MOUNT BRACKETS CHAFED. REPAIRED IAW HORIZON EA 9-54-154.
- [SDR QXEA9800230](https://openairdocs.org/sdr/QXEA9800230.md): Bracket · chafed · Feb 9, 1998 · N821PH · Dhav DHC8102 · Fuselage Miscellaneous Structure
  > FIVE BRACKETS THAT RETAIN LEFT HAND MAIN LANDING GEAR GRAVEL GUARD ARE SEVERLY CHAFED. INSTALLED BRACKETS IAW DHC-8 SRM 51-40-00. INSTALLED CAM LOC RECEPTICALS IAW DHC-8 SRM 51-40-00.
- [SDR QXEA9700715](https://openairdocs.org/sdr/QXEA9700715.md): Control Valve · malfunction · Oct 31, 1997 · N821PH · Dhav DHC8102 · Brake Anti-Skid Section
  > PDX - NR 1 MAIN BRAKE IS INEFFECTIVE. REPLACED NR 1 DUAL SKID CONTROL VALVE, OPERATIONAL CHECK GOOD.
- [SDR QXEA9700634](https://openairdocs.org/sdr/QXEA9700634.md): Smoke Detector · no test · Oct 5, 1997 · N821PH · Dhav DHC8102 · Smoke Detection
  > PDX - NUMBER 2 SMOKE DETECTOR WILL NOT TEST. PLACED ON MEL. AIRCRAFT RETURNED TO SERVICE.
- [SDR QXEA9700581](https://openairdocs.org/sdr/QXEA9700581.md): Bulb · failed · Sep 20, 1997 · N821PH · Dhav DHC8102 · Emergency Lighting
  > PDX- FLIGHT ATTENDANT EMERGENCY LIGHT SWITCH INOP. RELAMPED, OPERATION CHECK GOOD.
- [SDR QXEA9700563](https://openairdocs.org/sdr/QXEA9700563.md): Lamp · failed · Sep 12, 1997 · N821PH · Dhav DHC8102 · Smoke Detection
  > SEA- BAGGAGE SMOKE DETECTOR WILL NOT TEST IN POSITION NR 1. RELAMPED INTERNAL SMOKE DETECTOR LIGHT, OPERATIONAL CHECKS GOOD.
- [SDR QXEA9700319](https://openairdocs.org/sdr/QXEA9700319.md): Battery Pack · discharged · Jul 8, 1997 · N821PH · Dhav DHC8102 · Emergency Lighting
  > SEA- TWO FORWARD RED EGRESS LIGHTS ARE INOP. REPLACED BATTERY PACK AT 1ED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.
- [SDR QXEA9700163](https://openairdocs.org/sdr/QXEA9700163.md): Battery · discharged · May 2, 1997 · N821PH · Dhav DHC8102 · Emergency Lighting
  > COCKPIT EMERGENCY FLASHLIGHT HAS A LOW BATTERY. REPLACED BATTERY PACK FOR FLASHLIGHT, OPERATIONAL CHECKS NORMAL.
- [SDR QXEA9800229](https://openairdocs.org/sdr/QXEA9800229.md): Bracket · fretting · Feb 7, 1997 · N821PH · Dhav DHC8102 · Nacelle/Pylon Structure
  > FRETTING CORROSION IN NACELLE WHERE MAIN LANDING GEAR ACTUATOR BRACKET ATTACHES TO NACELLE. REPAIRED IAW HORIZON EA 9-54-155.
- [SDR QXEA9600131](https://openairdocs.org/sdr/QXEA9600131.md): Light · inoperative · Mar 23, 1996 · N821PH · Dhav DHC8102 · Emergency Lighting
  > COCKPIT OVERHEAD EMERGENCY LIGHT IS INOP. LIGHT ASSY REPLACED AND LIGHT OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.
- [SDR QXEA9500247](https://openairdocs.org/sdr/QXEA9500247.md): Detector · malfunctioned · Aug 11, 1995 · N821PH · Dhav DHC8102 · Smoke Detection
  > PDX - NR 1 CARGO SMOKE WARNING LIGHT INTERMITTENTLY ILLUMINATES. VERIFIED THAT THERE WAS NO SMOKE IN CARGO COMPARTMENT. NR 1 SMOKE DETECTOR WAS REPLACED AND TESTED NORMAL. AIRCRAFT RETURNED TO SERVICE.
- [SDR QXEA9500129](https://openairdocs.org/sdr/QXEA9500129.md): Lamp · failed · Apr 29, 1995 · N821PH · Dhav DHC8102 · Smoke Detection
  > MFR - DURING PREFLIGHT TEST, FOUND NR 1 SMOKE DETECTOR INOP. PLACED ON MEL AND CONTINUED TO PDX. AT PDX FOUND REFERENCE LAMP BURNED OUT, REPLACED BOTH LAMPS, TESTED. AIRCRAFT RETURNED TO SERVICE.
- [SDR QXEA9500041](https://openairdocs.org/sdr/QXEA9500041.md): Eel Sign · broken · Feb 9, 1995 · N821PH · Dhav DHC8102 · Emergency Lighting
  > SEA - EXIT SIGN AT 4A BROKEN. REPLACED SIGN AND LIGHT OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.
- [SDR QXEA9500015](https://openairdocs.org/sdr/QXEA9500015.md): Pseu · defective · Jan 15, 1995 · N821PH · Dhav DHC8102 · Landing Gear Position and Warning
  > PDX - THE LANDING GEAR INOP CAUTION LIGHT CAME ON IN FLIGHT. REMOVED AND REPLACED PSEU IAW, DEHAVILLAND -8 M.M. 32-61-50, PG. 201. OPERATIONALLY 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 = 'N821PH' AND deregistration_id = 'N821PH-2000-04-14'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N821PH-2000-04-14/reports

---
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