# NTSB CHI73AEE46: Beech V35, N2048W, Mount Morris, IL, March 8, 1973

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: March 8, 1973
- Place: Mount Morris, IL · MOUNT MORRIS, IL
- Location: 42.0483° N, 89.4293° W: Placed by OpenAirDocs: center of Mount Morris, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.0483&lon=-89.4293&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 2 minor
- Status: Completed, report March 13, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 169834
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI73AEE46
- Page: https://openairdocs.org/ntsb/CHI73AEE46

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0464   73/3/8    MOUNT MORRIS,ILL    BEECH V35           CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 47, 650
        TIME - 1745                    N2048W              PX-  0  0  1  BUSINESS                  TOTAL HOURS, 225 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          FREEMONT,NEB                WHEELING,ILL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS
           POWERPLANT - ENGINE STRUCTURE: MASTER AND CONNECTING RODS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - INTENTIONAL WHEELS-UP
        FACTOR(S)
           TERRAIN - WET,SOFT GROUND
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- INDUCED DETONATION AND SUBQ CONNECTING ROD FAILURE BY NOT FOLLOWING MFG ENG LEANING PROCEDURE.
```

## Aircraft

- Registration: [N2048W](https://openairdocs.org/aircraft/N2048W), registered now, S/N D-7987, built 1965 (OpenAirDocs)
- Reported make and model: BEECH V35
- Registry model: [Beech V35](https://openairdocs.org/model/beech-v35) (registry code 1151538) (OpenAirDocs)
- Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## 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 19730308004969A](https://openairdocs.org/incident/19730308004969A), Mar 8, 1973: Beech V35, Mount Morris, IL, Substantial damage. Induced detonation and subq connecting rod failure by not following mfg eng leaning procedure.

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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