SECTION D
POWERPLANT
pag.
D-3
1.2 ENGINE MAIN FEATURES
The installed engine is a BOMBARDIER-ROTAX type 912 ULS horizon-
tally-opposed four-cylinder, one central camshaft with pushrods and OHV.
Other features include liquid cooled cylinder heads and ram air-cooled cyl-
inders. Prop drive is via reduction gear with integrated shock absorber and
overload protection.
Electric starter, integrated AC generator and mechanical fuel pump are stan-
dard.
Technical data:
- Maximum power rating 73.5 kW
- rpm @ max power 5800 rpm
- Cruise power rating 69.0 kW @ 5500 rpm
- Bore 84 mm
- Stroke 61 mm
- Displacement 1352 cm
3
- Compression ratio 10.5: 1
- Firing order 1-4-2-3
- Direction of rotation of prop shaft cw (pilot’s view)
- Max temp. Cylinder heads 135° C
- Fuel See Doc. 2002/57 Flight
Manual – Sect 2
- Reduction ratio 1 : 2.4286
F
IGURE
D-2
E
NGINE
’
S INSTALLATION
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