Rotax 912 ULS 3 Installation Manual

Effectivity: 912 Series
Edition 1 / Rev. 1
d04631
page 5
May 01/2009
BRP-Powertrain
INSTALLATION MANUAL
16) Air intake system ................................................................................................ 99
16.1) Operating limits ........................................................................................................ 99
16.2) Requirements on the air intake system .................................................................. 100
16.2.1) Requirements on the intake air ducting .............................................................. 100
16.2.2) Airfilter ................................................................................................................. 100
16.2.3) Airbox................................................................................................................... 101
16.3) Data for optional components of air intake system ................................................. 104
17) Electric system .................................................................................................. 107
17.1) Requirements on circuit wiring ............................................................................... 107
17.1.1) Electromagnetic compatibility (EMC/EMI) ..........................................................108
17.2) Wiring diagram ....................................................................................................... 108
17.3) Technical data and connection of the electric components ..................................... 110
17.3.1) Integrated generator ............................................................................................ 110
17.3.2) Rectifier-regulator ............................................................................................... 110
17.3.3) Electronic modules ..............................................................................................112
17.3.4) Ignition switches (MAG switch) ...........................................................................112
17.3.5) Electric starter ....................................................................................................114
17.3.6) Starter relay ........................................................................................................ 115
17.3.7) External alternator (optional extra) .....................................................................116
17.3.8) Connection of the electric rev-counter (tachometer) ..........................................118
17.3.9) Battery................................................................................................................. 119
17.3.10) Capacitor (option electric fuel pump) ..................................................................119
17.3.11) Starting equipment at the electronic modules (optional extra) ...........................119
18) Propeller drive ................................................................................................... 121
18.1) Technical data ........................................................................................................ 121
19) Vacuum pump .................................................................................................... 123
19.1) Technical data ....................................................................................................... 123
20) Hydraulic governor for constant speed propeller .......................................... 125
20.1) Technical data ........................................................................................................ 125
21) Connections for instrumentation .................................................................... 127
21.1) Sensor for cylinder head temperature ..................................................................... 127
21.2) Sensor for oil temperature ...................................................................................... 128
21.3) Oil pressure sensor ................................................................................................ 129
21.4) Mechanical rev counter (tach drive): ....................................................................... 130
21.5) Monitoring of the intake manifold pressure ............................................................. 131
21.6) Air temperature in the airbox (optional) ................................................................... 132
22) Preparations for trial run of engine................................................................. 133

Rotax 912 ULS 3 Specifications

General

Brand	Rotax
Model	912 ULS 3
Category	Engine
Language	English