Remove/install injection nozzle for exhaust aftertreatment system

AR14.40-S-2000E

Remove/install injection nozzle for exhaust aftertreatment system

26.08.2019

Model

447 with engine 622.9

Model

447 with engine 651

except code MF4 (Emissions category Euro 4 N1 GR.III/N2)

Shown with ENGINE 651

1

Electrical connector

3

Screw

Y130

AdBlue® injection valve

2

Line

4

Clip

 Warning

Risk of injury. Skin or eye injuries may result when handling hot or glowing objects.

Wear protective gloves, protective clothing and safety glasses, if necessary.

AS00.00-Z-0002-01A

 Danger

Risk of death caused by vehicle slipping or toppling off of the lifting platform.

Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer.

AS00.00-Z-0010-01A

 Warning

Risk of burn injuries and scalding when working at AdBlue lines and the components attached to them. Risk of injury to skin and eyes when handling AdBlue. Risk of poisoning caused by swallowing AdBlue

Pour AdBlue into suitable containers only. Wait until the pressure is released before starting any work on the exhaust aftertreatment system.

AS14.40-Z-0001-01A

Notes on use, material properties and handling of AdBlue®

AH14.40-N-0001-01A

 

Remove/install

1

Raise vehicle

AR00.60-S-1000E

2

Disconnect electrical connection (1)

3

Remove line (2) on AdBlue® (Y130) injection valve

 Release securing clamp to do this.

4

Open clamp (4)

 Remove screw (3) to do this.

 Installation: Replace clip (4).

 Clamp, metering valve to SCR catalytic converter

*BA14.40-N-1005-02L

5

Remove AdBlue® injection valve (Y130)

 Installation: Ensure correct positioning of the AdBlue® injection valve (Y130). The AdBlue® injection valve (Y130) must engage in the cutouts of the SCR catalytic converter.

6

Install in the reverse order

7

Connect vehicle with diagnostic system and read out fault memory

Only for replacement of the AdBlue® injection valve (Y130).



AD00.00-S-2000-04E

 Delete fault as per the findings.



Check

 Warning

Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running.

Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

8

Check leaktightness of exhaust system when engine is running

 Visual inspection only.

 Assembly parts for exhaust aftertreatment

Number

Designation

Model 447 with engine 622

Model 447 with engine 651

BA14.40-N-1005-02L

Clamp, metering valve to SCR catalytic converter

Nm

11

11