Remove/install injection nozzle for exhaust aftertreatment system · ar1440w2000a · Mercedes-Benz WIS

Designation

Engine 541.9
with code MS4
or code MS5

Engine 542.9
with code MS4
or code MS5

BA14.40-N-1002-02A

Injection nozzle on engine brake valve fitting/exhaust pipe

AR14.40-W-2000A

Remove/install injection nozzle for exhaust aftertreatment system

22.3.11

ENGINES 541.9 in MODEL 930, 932, 933, 934 with CODE (MS4) BlueTec 4

ENGINES 542.9 in MODEL 930, 932, 934 with CODE (MS4) BlueTec 4

ENGINES 541.9 in MODEL 930, 932, 933, 934 with CODE (MS5) BlueTec 5

ENGINES 542.9 in MODEL 930, 932, 934 with CODE (MS5) BlueTec 5

W14.40-1001-09

1 Injection nozzle

2 Injection line

4 Bolts

3 Engine brake valve fitting

Modification notes

30.8.06

"The injection line (2) must be replaced after every removal" added.

Operation step 4

	Removing
1	Remove injection line (2)		AR14.40-W-2001A
2	Remove injection nozzle (1)	 Seal holes with a suitable plug.
	Install
3	Install injection nozzle (1)	 Before installing the injection nozzles (1) and contact surface on engine brake valve fitting (3) check for foreign object and contamination.
			*BA14.40-N-1002-02A
4	Install new injection line (2)	 The injection line (2) must be replaced after every removal.	AR14.40-W-2001A

 Exhaust aftertreatment, Blue Tec