Connector; Connections; Installation Of The Engine Control Unit Assy - Rotax 912 i Series Installation Manual

1.2)

Connector

Connector
1.3)

Connections

Insert the wiring harness plug in the correct position on the ECU.
Connection
1.4) Installation of the engine control unit (ECU)
The ECU must be housed in the cockpit. It must not be installed in the
Installation posi-
tion
engine compartment.
- Installation position of the ECU: vertical/horizontal
- Isolated - No connection to the airframe or engine
- Cables or engine ground must not touch the ECU
- Max. bending radius from the wiring harness 50 mm (1.97 in.)
- Strain relief from wiring harness: ~ 100 mm (3.94 in.) behind the ECU
connector
- Unplug the ECU connector from the wiring harness only if absolutely
ECU
General note
necessary
- In case of damage on the connector plug from the ECU: Replace wiring
harness
- Corrosion of the plug contacts:Replace wiring harness and ECU
- Damaged connector plug locking pins: Replace ECU
- Do not rebend the plug contacts of the ECU: Replace ECU if necessary
- Connector plugs (ECU) are suitable for up to 20 plug-in operations
according to the manufacturers information. The number of plugging
operations must be entered into the logbook
Permissible component temperature: Max. +80 °C (176 °F)
Temperature
Effectivity: 912 i Series
Edition 1/Rev. 2
BRP-Powertrain
INSTALLATION MANUAL
The connectors are indexed, i.e. connector A1 can
NOTICE
WARNUNG
only be connected to A1. Excessive force or incorrect
positioning can result in bent pins and the ECU would
then need to be replaced.
The rubber vibration damping (insulation material)
NOTICE
WARNUNG
must not be removed. If the rubber dampers were re-
moved, the engine ground and the aircraft ground
would be short-circuited.
To prevent ingress of liquid (moisture), the ECU must
NOTICE
WARNUNG
be mounted so, that the plug connectors are facing
downwards to the wiring harness.
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January 01/2014