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General Information
After finishing RK-1 and RK-2, I've built a 4-seater RK-3. Construction time took one and a half years. Since the first flight airplane pilot was a simple, economic (16 l/h), reliable.
Glider KAI-12 "Pajūrietis" [Link 1] [Link2] [Link3] was used. Reduced wing area, removed the air brakes, flaps (20/40 degrees), 60 L fuel tanks installed. Coating changed to synthetic.
Tail is made from reinforced glider KAI-12 "Pajūrietis".
Body welded from chromansilium and plain steel pipes. Shape is maintained with wooden stringers. Coating is partialy metal, partial - dakron.
Aircraft has four seats, and capable of carrying additional (100 kg) load. Equipped with an internal communication system, the airplane's electrical system is ready to connect additional equipment.
All navigation and engine control devices installed.
Individual wheel brakes and hanging pedals installed.
The main wheels taken from airplane AN-2, attached to a flexible trunk, the stikplasčio (hot curing) springs produced. The rear tail wheel panautotas from pilotage YAK-50 plane, free-centric, allowing the airplane to lock the longitudinal axis of the trunk. Rear wheel fork - a metal spring.
Engine - four-stroke M-332SC. Engine capacity 4000 cm3, power 140 hp at maximum 2700 rpm / min and the turbine. Propeller thrust - up to 100 kg. An aircraft equipped with 60 liters of fuel tanks
Propellers - 1.8 m in diameter, dvimentis, wooden, fixed pitch. Gasoline - octane number of at least the 70th Equipped with dual ignition system.
Technical Data
| Wingspan |
10 m |
| Airplane length |
6 months |
| Wing area |
15.5 m 2 |
| Curb weight |
450 kg |
| Maximum speed |
200 km / h |
| Travel speed |
150 km / h |
| Landing speed: |
63 km / h |
Gallery
During the 7 years priskraidziau 1000 hours. While the plane was neat (save in paint), I decided to update it. Completely dismantling did not find any defects or cracks. Replaced by cloth and partly tin coating, reducing the wing area, equipped with additional fuel tanks, flaps. Cabin was spacious, comfortable. Left most of the good old sprendimų.Ypac flaps worked minimum-rate decreased by 12 km / h, run off after landing fell twice! (The first version of the air brakes).
Autumn flight
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