# NTSB CHI68F0737: Piper PA-30, N7878Y, Ann Arbor, MI, May 3, 1968

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 3, 1968
- Place: Ann Arbor, MI · ANN ARBOR, MI
- Location: 42.2761° N, 83.7312° W: Placed by OpenAirDocs: center of Ann Arbor, MI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.2761&lon=-83.7312&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report June 27, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 110826
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI68F0737
- Page: https://openairdocs.org/ntsb/CHI68F0737

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1187   68/5/3    ANN ARBOR,MICH      PIPER PA-30         CR-  0  0  2  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 0930                    N7878Y              PX-  0  0  0  DUAL                      AGE 27, 769 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            78 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - ANN ARBOR
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR RETRACTED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           DUAL STUDENT - INADVERTENTLY RETRACTED GEAR
           PILOT IN COMMAND - INADEQUATE SUPERVISION OF FLIGHT
        FACTOR(S)
           PILOT IN COMMAND - ATTEMPTED OPERATION W/KNOWN DEFICIENCIES IN EQUIPMENT
           AIRFRAME - LANDING GEAR: SWITCHES,LEVERS,CRANKING MECHANISM,ETC.
        REMARKS- LNDG GEAR LEVER SAFETY GUARD INOPERATIVE.
```

## Aircraft

- Registration: [N7878Y](https://openairdocs.org/deregistered/N7878Y-1974-02-26), registration cancelled 1974-02-26, S/N 30963 (OpenAirDocs)
- Reported make and model: PIPER PA-30
- Registry model: [Piper PA-30](https://openairdocs.org/model/piper-pa-30) (registry code 7103002) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Ann Arbor

## Other investigations on N7878Y (2)

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.

- [NTSB CHI74AC024](https://openairdocs.org/ntsb/CHI74AC024), Sep 21, 1973: Piper PA-30 (N7878Y), Florence, WI, destroyed, 6 fatal
- [NTSB CHI72DEM55](https://openairdocs.org/ntsb/CHI72DEM55), Mar 12, 1972: Piper PA-30 (N7878Y), Caspian, MI, substantial damage

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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