Fuel System - Rotax 912 i Series Installation Manual

Fuel system

Overview
1
Fuel tank
1
1
Double fuel
pumps main valve
1
Fig. 1
Effectivity: 912 i Series
Edition 1/Rev. 2
BRP-Powertrain
INSTALLATION MANUAL
Check valve
0.8-1.2 bar
6
Fuel pump
main double
valve
Fuel Filter
mesh size
max. 50-67 mµ
Check valve
Fuel tank
Fuel pump
main single
valve
Check valve
0.8-1.2 bar
Fuel tank
6
Fuel filter
mesh size
Fuel tank
max.
50-67 mµ
1
4
5
2 3
6
1
Part
1
2
3
4
5
6
SINGLE-Tank-System
Orifice and fitting
(close to fine filter)
Fuel pump 1 Fuel pump 2
(Main pump) (Aux pump)
2 3
Check valve 1 Check valve 2
Close to fuel tank
Fuel pressure sensor
MULTI-Tank-System
Orifice and fitting
(close to fine filter)
Fuel pump1 Fuel pump 2
(Main pump) (Aux pump)
2 3
Check valve 1 Check valve 2
Close to fuel tank
Fuel pressure sensor
Function
Fuel tank
Fuel pump 1
Fuel pump 2
Fine filter
Fuel pressure regulator
Coarse filter/water trap
Reference to airbox
5
Fuel pressure regulator
Fine Filter
(mesh size
Fuel injector
8-12 mµ)
4
Check valve
0.8-1.2 bar
Display
Manifold air pressure
P
Reference to airbox
5
Fuel pressure regulator
Fine Filter
(mesh size
Fuel injector
8-12 mµ)
4
Check valve
0.8-1.2 bar
Display
Manifold air pressure
P
73-00-00
Page 3
January 01/2014
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