323003625 - 2127E10 HYDRAULIC SPEED SELECTION SYSTEM CONTROL UNIT - R.R.

Removing ( Refitting )     Op. 7055B54 UNDER ENGINE PROTECTION/GUARD - R.R. - Undo the bolt securing the wiring mounting bracket to the control unit.1. Disconnect the electrical connections for the control unit.

	Description	Connector
1	ROBOTIZED GEARBOX CONTROL UNIT	See M054 ROBOTIZED TRANSMISSION CONTROL UNIT

During the dismantling operations, protect the pins for the control unit connectors from accidental contact to prevent electrostatic discharges and mechanical damage.

1. Loosen the control unit retaining bolts. - Fit the tool for removing the control unit as follows:

Tool	Description	Function	Validity
2000017800	Removing-refitting kit	Robotized gearbox control unit - removing-refitting robotized gearbox control unit	1.3 Multijet MTA

1. Tighten the studs in the control unit fastening openings.2. Fit the reaction plate and secure it to the studs usign the nuts.3. Fit the extractor (3a) and tighten the bolt to disconnect the control unit (3b) from the solenoid valve contact plates.

Only use the special tool for removing the control unit.Never use other tools, for example, such as screwdrivers, for leverage and raise the control unit as the operation of the valve assembly and the actual control unit could be seriously adversely affected.

- Remove the equipment together with the control unit. Refitting ( Removing ) - Check that the solenoid valve contact plates are correctly positioned.

Use the studs for tool no. 2000017800 for centering in order not to damage the solenoid valve contact plates whilst fitting the control unit

- Place the studs for tool no. 2000017800 in the control unit fastening openings.1. Partly tighten the studs in the four openings in the control unit mounting.2. Press fit the control unit on the solenoid valve contact plates.- Undo the studs and remove them.- Fasten the control unit tightening the bolts to the recommended torque in a cross sequence.

Component	Fastening	dia	Value (daNm)	Validity
Robotized gearbox electronic control unit	Bolt	-	1.0	1.3 Multijet MTA

- Connect the electrical connections for the control unit.- Position the wiring mounting bracket and tighten the fixing bolt.    Op. 7055B54 UNDER ENGINE PROTECTION/GUARD - R.R. - Connect an Examiner and run the auto calibration procedure.