Remove/install injection line for exhaust aftertreatment system

AR14.40-D-2001AD

Remove/install injection line for exhaust aftertreatment system

28.06.2019

Engine

900.917/918/919 in model 668, 670

1

Metering device

2

Injection line

3

Injection nozzle

 

Remove/install

1

Remove maintenance hood

 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

2

Remove injection line (2) on metering line (1) and injection nozzle (3)

Notes on use, material properties and handling of AdBlue®

AH14.40-N-0001-01A

 Seal bores with suitable stop plugs.

 Installation: Check injection line (2) and injection nozzle (3) for foreign objects and contamination; clean if necessary.

 Union nut, injection line to metering device

*BA14.40-N-1012-02E

 Union nut, injection line to injection nozzle

*BA14.40-N-1013-02E

3

Install in the reverse order

 Exhaust aftertreatment, Blue Tec

Number

Designation

Engine 900.9 in model 668, 670

BA14.40-N-1012-02E

Union nut, injection line to metering device

Nm

17

 Exhaust aftertreatment, Blue Tec

Number

Designation

Engine 900.9 in model 668, 670

BA14.40-N-1013-02E

Union nut, injection line to injection nozzle

Nm

17