# NTSB CHI79FEM31: Piper PA-30, N8173Y, Kalamazoo, MI, July 23, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 23, 1979
- Place: Kalamazoo, MI · KALAMAZOO, MI
- Location: 42.2752° N, 85.5885° W: Placed by OpenAirDocs: center of Kalamazoo, MI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.2752&lon=-85.5885&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 14, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 135245
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI79FEM31
- Page: https://openairdocs.org/ntsb/CHI79FEM31

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1729  79/7/23    KALAMAZOO,MI        PIPER PA-30         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 51, 1178
        TIME - 2207                    N8173Y              PX-  0  0  0  BUSINESS                  TOTAL HOURS, 486 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - KALAMAZOO MUNI
        DEPARTURE POINT             INTENDED DESTINATION
          GREEN BAY,WI                KALAMAZOO,MI
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO EXTEND LANDING GEAR
        FACTOR(S)
           SYSTEMS - ELECTRICAL SYSTEM: PROTECTIVE DEVICES
           MISCELLANEOUS ACTS,CONDITIONS - CIRCUIT BREAKER POPPED
        REMARKS- LNDG GEAR CKT BRKR POPPED FOR UNKN RSN.INDICATOR LIGHTS DIM WHEN PANEL LIGHTS ON.
```

## Aircraft

- Registration: [N8173Y](https://openairdocs.org/aircraft/N8173Y), registered now, S/N 30-1287 (OpenAirDocs)
- Reported make and model: PIPER PA-30
- Registry model: [Piper PA-30](https://openairdocs.org/model/piper-pa-30) (registry code 7103002) (OpenAirDocs)
- Registry engine: [Lycoming IO-320 series](https://openairdocs.org/engine/lycoming-io-320-series) (registry code 41509, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Kalamazoo Muni

## 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 19790723018829A](https://openairdocs.org/incident/19790723018829A), Jul 23, 1979: Piper PA30, Kalamazoo, MI, Substantial damage. Pilot landed gear up. Examination of gear system later revealed popped circuit breaker. Pilot did not check system.

## Other investigations on N8173Y (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 CHI76FEC45](https://openairdocs.org/ntsb/CHI76FEC45), Jun 3, 1976: Piper PA-30 (N8173Y), S Lyon, MI, substantial damage
- [NTSB FTW69F0363](https://openairdocs.org/ntsb/FTW69F0363), Dec 6, 1968: Piper PA-30 (N8173Y), Euless, TX, 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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