# NTSB LAX81DUJ73: Robinson R22, N9041Z, Mesa, AZ, June 25, 1981

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: June 25, 1981
- Place: Mesa, AZ · MESA, AZ
- Location: 33.4223° N, 111.8226° W: Placed by OpenAirDocs: center of Mesa, AZ, within about 7 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.4223&lon=-111.8226&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 2 minor
- Status: Completed, report August 26, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 125719
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX81DUJ73
- Page: https://openairdocs.org/ntsb/LAX81DUJ73

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1555  81/6/25    MESA,AZ             ROBINSON R22        CR-  0  0  2  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 1830                    N9041Z              PX-  0  0  0  DUAL                      AGE 26, 1208 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            93 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - FALCON
        DEPARTURE POINT             INTENDED DESTINATION
          MESA,AZ                     LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           DUAL STUDENT - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
           PILOT IN COMMAND - INADEQUATE SUPERVISION OF FLIGHT
        REMARKS- PRACTICING 180DEG AUTOROTATIVE LNDG.WND GSTG 15KTS.
```

## Aircraft

- Registration: [N9041Z](https://openairdocs.org/deregistered/N9041Z-2014-11-20), registration cancelled 2014-11-20, S/N 0105, built 1981 (OpenAirDocs)
- Reported make and model: ROBINSON R22
- Registry model: [Robinson Helicopter R22](https://openairdocs.org/model/robinson-helicopter-r22) (registry code 7640102) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Destroyed
- Airport: Falcon

## 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 19810625036269A](https://openairdocs.org/incident/19810625036269A), Jun 25, 1981: Robsin R22, Mesa, AZ, Destroyed. Student allowed rotor RPM decay. Misused pedal in practice 180 autorotation. CFI failed to recover before impact.

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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