# NTSB CHI84LA368: Piper PA-28RT-201T, N8317R, Naperville, IL, August 25, 1984

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Limited investigation · Final report
- Date: August 25, 1984, 15:57 local (20:57 UTC)
- Place: Naperville, IL
- Location: 41.7859° N, 88.1473° W: Placed by OpenAirDocs: center of Naperville, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.7859&lon=-88.1473&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 12757
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI84LA368
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/12757/pdf
- Page: https://openairdocs.org/ntsb/CHI84LA368

## Sequence of events

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

- Loss of engine power(total) - nonmechanical, cruise
  - reason for occurrence undetermined (cause)
- Forced landing, descent - emergency
- In flight collision with terrain/water, landing - flare/touchdown
  - terrain condition - open field (contributing factor)

## Analysis

PLT STATED ENG HAD BEEN 'RUNNING ROUGH' SINCE 100 HR INSPECTION. ENG HAD 130 HRS TOTAL TIME. ON RUN-UP, ENG WAS MISFIRING UNTIL PLT LEANED MIXTURE AND ALLOWED FULL WARM UP. ENG THEN PERFORMED NORMALLY. TAKEOFF AND CLIMB TO CRUISE UNEVENTFUL. AFTER ABOUT 45 MIN FLT, ENG RPM DROPPED. PLT INITIATED CORRECTIVE PROCEDURES, INCLUDING SWITCHING FUEL TANKS AND RESTORED PWR MOMENTARILY. ENG THEN BEGAN MISFIRING/BACKFIRING. PLT ATTEMPTED CORRECTIVE PROCEDURES BUT ENG LOST TOTAL POWER. PLT EXECUTED FORCED LANDING IN FOOTBALL FIELD. ON POST-MISHAP ENG RUN-UP, ENG PERFORMED NORMALLY.

## Aircraft

- Registration: N8317R (not matched to a registry record)
- Reported make and model: PIPER PA-28RT-201T (PA-28RT-20)
- Category: Airplane
- Serial number: 28R-8331010
- Airframe hours: 130
- Engines: CONTINENTAL TSIO-360-FB 200 horsepower reciprocating
- Damage: Substantial damage
- Flight: Business, Part 91
- Registered owner: William D. Matvium
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, July 17, 1984, 30 hours before
- Departed: 3BB, TROY, MI
- Destination: 06C, SCHAUMBURG, IL

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 42; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 197 total, 31 in this make and model, 72 as pilot in command, 42 in the last 90 days, 8 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Visibility: 8 statute miles
- Lowest ceiling: none

## 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 19840825043599A](https://openairdocs.org/incident/19840825043599A), Aug 25, 1984: Piper PA28RT201T, Naperville, IL, Substantial damage. Power loss, emergency landing. Pilot admitted that during engine runup engine quit on left mag. Post engine test,OK

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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