Rotax 912 i series Operator's Manual page 72

7.3) Lubrication system
General note
Lubrication
Crankcase
Oil pump
Oil venting system
Oil temperature
sensor
Oil pressure sen-
sor
Effectivity: 912 i Series
OM Edition 1/Rev. 2
See Fig. 3.
The engines are provided with a dry sump forced lubrication sys-
tem with a main oil pump with integrated pressure regulator (1)
and oil pressure sensor (8).
The oil pump (2) sucks the motor oil from the oil tank (3) via the oil
cooler (4) and forces it through the oil filter (5) to the points of lu-
brication in the engine.
The surplus oil emerging from the points of lubrication accumula-
tes on the bottom of crankcase and is forced back to the oil tank
by the piston blow-by gases.
The oil pump is driven by the camshaft.
The oil circuit is vented via bore (6) on the oil tank.
The oil temperature sensor (7) for reading of the oil inlet tempera-
ture is located on the crankcase.
The oil pressure sensor (8) for reading of the oil pressure is locat-
ed on the ignition housing.
BRP-Powertrain
page 7-6
April 01/2014