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HOAC AUSTRIA
7.9.
POWERPLANT
DV 20 Flight Manual
Description
Rotax 912 A3, 4 cylinder, 4 stroke engine, horizontally opposed, liquid cooled cylinder heads, air
cooled cylinders.
Propeller drive via integrated reduction gear (crankshaft RPM in parentheses).
Displacement:
Max TIO Power (5 min):
Max Continuous Power:
1 .21 1 liters (73.9 cu.in.)
59.6 kW I 80 HP at 2550 RPM (5800 RPM)
58 kW I 78 HP at 2420 RPM (5500
RPM)
Additional information can be found in the Engine Operating Manual.
The powerplant instruments are located on the instrument panel on the co-pilot's side.
The ignition switch is present in form of a key switCh. The ignition is tumed on by tuming the key to
position BOTH. The starter is operated by further tuming against feather load to the right (position
START).
These three functions are grouped together in a single control unit (throttle quadrant) on the center
console.
Carburetor heat:
Throttle:
lever with cubic knob, left of throttle
lever backward
=
ON
During normal operation the carburetor heat is OFF (lever
forward)
large lever with cylindrical knob
lever full forward
=
FULL throttle
lever full rearward
=
IDLE
Propeller speed control lever:
lever with star knob, right of throttle
lever forward
=
max. RPM
Revision No.
(also see page 7-10).
Reference
Date
October 20, 1 993
Page
7 - 9