Rotax 912 i series Operator's Manual

Effectivity: 912 i Series BRP-Powertrain page 2-2
OM Edition 1/Rev. 2 April 01/2014
d05695.fm
2.1) Operating limits
Performance
- Standard engine (incl. input rating for governor). Without aux-
iliary equipment ( e.g. external alternator).
- Installation in accordance to installation guidelines (e.g. intake
and exhaust system). See latest Installation Manual.
- ISA Condition (International Standard Atmosphere).
Speed
Acceleration Limit of engine operation at zero gravity and in negative ”g” con-
dition.
Oil pressure

WARNUNG
NOTICE
The engine can be operated within the oper-
ating limits without time limits. If the limit is ex-
ceeded, the engine must be operated so that
this value falls back into the allowed range.
Carry out the instructions for abnormal
operation!
Motortype iS iS Sport
Take-off perfor-
mance
73.5 kW (100 HP)
at 5800 rpm
73.5 kW (100 HP) at
5800 rpm
Max. cont. perfor-
mance
69 kW (93 HP)
at 5500 rpm
72 kW (97 HP) at 5500 rpm
Take-off performance 73.5 kW (100 HP) at 5800 rpm
Max. continuous performance 69 kW (93 HP) at 5500 rpm
Take-off speed 5800 rpm (max. 5 min)
Max. continuous speed 5500 rpm
Idle speed min. 1400 rpm
Max. 5 seconds at max. -0.5 g
Max. 7 bar (102 psi)
For a short period admissible at cold start.
Min. 0.8 bar (12 psi) (below 3500 rpm)
Normal 2.0 to 5.0 bar (29-73 psi) (above 3500 rpm)
NOTICE

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