Rotax 912 i series Operator's Manual

Effectivity: 912 i Series BRP-Powertrain page 1-2
OM Edition 1/Rev. 0 January 01/2012
d05694.fm
1.1) General note
Purpose The purpose of this Operators Manual is provided to familiarize
the owner/user of this aircraft engine with basic operating instruc-
tions and safety information.
Documentation For more detailed information regarding, maintenance, safety- or
flight operation, consult the documentation provided by the aircraft
manufacturer and/or dealer.
For additional information on engines, maintenance or parts, you
can also contact your nearest authorized ROTAX-aircraft engine
distributor (Chapter 9.2).
Engine serial num-
ber
When making inquiries or ordering parts, always indicate the en-
gine serial number, as the manufacturer makes modifications to
the engine for product improvement.
The engine serial number is located on the top of the crankcase,
behind of the propeller gearbox. See Fig. 1.
Fig 1
Part Function
1 Engine serial number
Cyl. 1
Cyl. 3
Cyl. 4
Cyl. 2

Rotax 912 i series Specifications

General

Number of Cylinders	4
Max Power	100 hp (73.5 kW)
Max Power Output RPM	5800 rpm
Ignition System	Dual electronic ignition
Oil System	Dry sump, forced lubrication with separate oil tank
Reduction Gear Ratio	2.43:1
TBO	2000 hours
Engine Type	4-stroke, horizontally opposed
Displacement	1352 cm³
Bore x Stroke	84 mm x 61 mm
Max Torque	128 Nm
Fuel Type	Avgas 100LL or unleaded automotive gasoline
Fuel System	Electronic fuel injection
Cooling System	Liquid/air-cooled