# Accident 20000722036649A: Amtr EXEC90, Kalamazoo, MI, July 22, 2000

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 22, 2000, 15:35 local time
- Place: Kalamazoo, MI
- Damage: No damage
- Operating rules: General operating rules (Part 91)
- Location: 42.2991° N, 85.7007° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=42.2991&lon=-85.7007&mi=10
- Aircraft: N1183M, a cancelled registration (https://openairdocs.org/deregistered/N1183M-2003-03-24) (OpenAirDocs)
- Registry model: Lutke Michael T ROTOWAY EXEC 90 (registry code 0560348, https://openairdocs.org/model/lutke-michael-t-rotoway-exec-90) (OpenAirDocs)
- Registry engine: Amateur-built UNKNOWN ENG (registry code 99999, https://openairdocs.org/engine/amateur-built-unknown-eng) (OpenAirDocs)
- Reported make and model: AMTR EXEC90
- NTSB investigation: [NTSB CHI00LA215](https://openairdocs.org/ntsb/CHI00LA215) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20000722036649A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

(-23) DURING CRUISE FLIGHT PILOT EXPEREIENCED AN ENGINE PROBLEM AND MADE AN EMERGENCY LANDING AFTER TOUCH DOWN THE ROTOR HIT THE GROUND AND SPUN THE HELICOPTER AROUND SHEARING OFF THE BOOM SECTION. SUBSTANTIAL DAMAGE TO HELICOPTER. NO INJURIES TO PILOT OR PASSENGER.

## The NTSB's investigation of this event (1)

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 CHI00LA215](https://openairdocs.org/ntsb/CHI00LA215), Jul 22, 2000: Lutke Rotoway Exec 90 (N1183M), Kalamazoo, MI, substantial damage. Probable cause: the loss of main rotor rpm due to the failure of the top engine mount and the subsequent loss of the main rotor drive belt tension. A factor was the confined area landing zone.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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