Cessna 172RG N9688B
10 April 1989 · Miamisburg, Ohio, United States · No injuries
Summary
On 10 April 1989 at about 14:30 local time, a Cessna 172RG registered N9688B, operated by Dunbar, LEE R.& Jeffrey T., was involved in an accident near Miamisburg, Ohio, United States. One person was on board and nobody was injured. The aircraft was substantially damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 14:30
- Classification
- Accident
- Location
- Miamisburg, Ohio, United States
- Nearest airport
- Dayton General Arpt South (MGY)
- Coordinates
- 39.8209, -84.0497
- Aircraft
- Cessna 172RG
- Registration
- N9688B
- Category
- Airplane
- Engines
- 1
- Operator
- Dunbar, LEE R.& Jeffrey T.
- Operating rule
- Part 91: General Aviation
- Purpose of flight
- Business
- Phase of flight
- Not recorded
- Route
- Toledo → Unknown
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Day
- NTSB number
- ATL89LA124
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 1 | 0 | 0 | 0 | 1 |
Probable cause
INTERMITTANT GROUNDING OF AN ELECTRICAL WIRE TO THE NOSE LANDING GEAR. THE CHAFED WIRE RESULTED IN THE OPENING OF THE LANDING GEAR MOTOR CIRCUIT BREAKER PREVENTING FULL EXTENSION OF THE LEFT MAIN LANDING GEAR. A SECONDARY FAILURE OF THE THROTTLE WARNING SWITCH PRECLUDED A VISUAL OR AURAL WARNING OF THE UNSAFE GEAR POSITION.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
FOLLOWING IFR FLIGHT PIC LANDED AT UNCONTROLLED FIELD. ON LANDING ROLL LEFT MAIN GEAR COLLAPSED. SUBSEQUENT EXAM OF ACFT REVEALED A CHAFED WIRE FOR NOSE GEAR MICRO SWITCH GROUNDED AGAINST AIRFRAME. RESULTED IN GEAR MOTOR CB OPENING & STOPPING GEAR EXTENSION PRIOR TO FULL EXTENSION OF LEFT MAIN GEAR. ALSO, INTERNAL FAILURE OF THROTTLE WARNING SWITCH DID NOT PROVIDE AN UNSAFE GEAR VISUAL OR AURAL WARNING.
Quoted verbatim from the NTSB record.
Other Cessna 172 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 17 Mar 1989 | Cessna 172M | Pascagoula, Mississippi, United States | - | Fatal | 2 |
| 21 Mar 1989 | Cessna 172H | Melbourne, Florida, United States | - | Serious injuries | - |
| 2 Jan 1989 | Cessna 172 | Cheyenne, Wyoming, United States | - | No injuries | - |
| 21 Nov 1989 | Cessna 172 | Bremerton, Washington, United States | Flight Tech, Inc | Minor injuries | - |
| 17 Aug 1989 | Cessna 172P | Superior, Wisconsin, United States | - | Serious injuries | - |
| 4 Jan 1989 | Cessna 172 | Longmont, Colorado, United States | Denver Air Center | No injuries | - |
All 12,209 records for this type
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 24 Apr 1989 | Cessna 170 | Orwell, Ohio, United States | Paul Hatala | No injuries | - |
| 4 May 1989 | Cessna 152 | Ravenna, Ohio, United States | - | No injuries | - |
| 18 May 1989 | Cessna 152 | Hinckley, Ohio, United States | - | No injuries | - |
| 23 May 1989 | Rockwell 114 | Dayton, Ohio, United States | National Choice Acft Maint, Inc | No injuries | - |
| 30 May 1989 | Piper PA-22-135 | Medina, Ohio, United States | David L. Hartley | Serious injuries | - |
| 12 Jul 1989 | Piper PA-32RT-300T | Columbus, Ohio, United States | Ferguson LEE, Inc. | No injuries | - |