De Havilland DHC-3 N41755
20 June 1989 · Palmer, Alaska, United States · No injuries
Summary
On 20 June 1989 at about 21:45 local time, a De Havilland DHC-3 registered N41755, operated by Woods Air Service, was involved in an incident near Palmer, Alaska, United States. 2 people were on board and nobody was injured. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 21:45
- Classification
- Incident
- Location
- Palmer, Alaska, United States
- Nearest airport
- Palmer (PAQ)
- Coordinates
- 61.6201, -148.9790
- Aircraft
- De Havilland DHC-3
- Registration
- N41755
- Category
- Airplane
- Engines
- 1
- Operator
- Woods Air Service
- Operating rule
- Part 91: General Aviation
- Purpose of flight
- Business
- Phase of flight
- Not recorded
- Aircraft damage
- Not recorded
- Weather
- VMC
- Light
- Day
- NTSB number
- ANC89IA099
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 2 | 0 | 0 | 0 | 2 |
Probable cause
INADEQUATE LUBRICATION WHICH RESULTED IN THE FAILURE OF THE HORIZONTAL STABILIZER'S TRIM ACTUATOR.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
THE AIRPLANE PITCHED ABRUPTLY NOSE DOWN FOLLOWING AN INFLIGHT FAILURE OF THE HORIZONTAL STABILIZER'S TRIM ACTUATOR JACK SCREW. THE CREW WAS ABLE TO MAINTAIN CONTROL OF THE AIRPLANE AND MAKE A SUCCESSFUL LANDING BY EXERTING A LARGE AMOUNT OF BACK PRESSURE ON THE CONTROL WHEEL AND ADDING NEARLY FULL ENGINE POWER. AN EXAMINATION OF THE ACTUATOR REVEALED AN INADEQUATE AMOUNT OF LUBRICATING GREASE AND EXCESSIVE PART WEAR.
Quoted verbatim from the NTSB record.
Other De Havilland DHC-3 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 15 Jan 1989 | De Havilland DHC-3 | Ketchikan, Alaska, United States | - | Fatal | 2 |
| 2 Sep 1989 | De Havilland DHC-3 | Sheenjek River, Alaska, United States | - | No injuries | - |
| 10 Feb 1989 | De Havilland DHC-3 | Fairbanks, Alaska, United States | - | No injuries | - |
| 23 Sep 1990 | De Havilland DHC-3 | King Salmon, Alaska, United States | - | No injuries | - |
| 2 Jun 1988 | De Havilland DHC-3 | Eagle, Alaska, United States | - | No injuries | - |
| 15 Jul 1988 | De Havilland DHC-3 | Wrangell, Alaska, United States | Diamond Aviation | No injuries | - |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 9 Mar 1989 | Piper PA-32 | Kasigluk, Alaska, United States | - | No injuries | - |
| 9 Mar 1989 | Cessna 185E | Alexander Lake, Alaska, United States | - | No injuries | - |
| 16 Mar 1989 | Aeronca 15AC | Fairbanks, Alaska, United States | - | No injuries | - |
| 25 Mar 1989 | Cessna 180-A | Skwentna, Alaska, United States | - | No injuries | - |
| 12 Apr 1989 | Cessna 185 | Trinity Lake, Alaska, United States | - | No injuries | - |
| 17 Apr 1989 | Cessna 152 | Kenai, Alaska, United States | - | No injuries | - |