# NTSB LAX89LA051: Piper PA-20, N1441C, Chino, CA, November 19, 1988

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: November 19, 1988, 10:30 local (18:30 UTC)
- Place: Chino, CA
- Coordinates: 33.939334, -117.719688 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=33.9393&lon=-117.7197&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report January 4, 1990
- Report: Approved by Office Director
- NTSB case key (mKey): 26299
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX89LA051
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/26299/pdf
- Page: https://openairdocs.org/ntsb/LAX89LA051

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of control - on ground/water, landing - roll
  - landing gear,steering system - disconnected (cause)
- On ground/water encounter with terrain/water, landing - roll
  - terrain condition - berm

## Analysis

THE PLT LOST DIRECTIONAL CONTROL OF THE ACFT DURING THE LANDING ROLL AND GROUND LOOPED. THE FLIGHT INSTRUCTOR REPORTED THAT THIS WAS THE FIRST LANDING OF THE DAY AND THAT THEY WERE STAYING IN THE TRAFFIC PATTERN TO PRACTICE TOUCH AND GO LANDINGS ON RWY 26. THE PLT STATED THAT THE TOUCHDOWN AND LANDING WAS STRAIGHT, BUT DURING THE LANDING ROLL THE PLANE STARTED A TURN TO THE LEFT FOLLOWED BY A SHARP TURN TO THE RIGHT. SHE ATTEMPTED TO ADD POWER TO CORRECT, BUT THE ACFT WAS HEADING TOWARDS A CESSNA IN POSITION ON RWY 21 INTERSECTION. THEY CROSSED THE GRASS BETWEEN THE RWYS AND PRIOR TO REACHING RWY 21 THE LEFT GEAR COLLAPSED. INSPECTION REVEALED THE TAILWHEEL STEERING ASSEMBLY DETENT PIN HAD SEPARATED.

## Aircraft

- Registration: [N1441C](https://openairdocs.org/aircraft/N1441C), registered now, S/N 20985 (OpenAirDocs)
- Reported make and model: PIPER PA-20
- Registry model: [Piper PA-20-135](https://openairdocs.org/model/piper-pa-20-135) (registry code 7102010) (OpenAirDocs)
- Registry engine: [Lycoming 0-290 series](https://openairdocs.org/engine/lycoming-0-290-series) (registry code 41506, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Serial number: 20-985
- Engines: LYCOMING O-320 150 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Operator: Hill, Brian, doing business as Inplant Support Systems Inc.
- Registered owner: Inplant Support Systems Inc
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, July 25, 1988, 35 hours before
- Airport: CNO, Chino, runway 26, 3,856 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 32; flight instructor, airline transport; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 1, valid medical--w/ waivers/lim; seat: right; flight hours: 2,700 total, 10 in this make and model, 2,500 as pilot in command, 125 in the last 90 days, 30 in the last 30 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 50 statute miles
- Lowest ceiling: none
- Observed at: CNO

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19881119051369A](https://openairdocs.org/incident/19881119051369A), Nov 19, 1988: Piper PA20135, Chino, CA, Substantial damage. Lost directional control landing when tailwheel steering detent pin separated. No brakes on instructors side.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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