Remove/install nozzle holder · ar0711b5500a · Mercedes-Benz WIS

AR07.11-B-5500A

Remove/install nozzle holder

12.02.16

Cumbustion engine 372, 374, 376, 377, 386 with Vehicle 382.### #B, 382.### #D, 384.### #B, 384.### #D, 386.### #B, 386.### #D, 682.### #B, 682.### #D, 684.2## #B, 684.2## #D, 693.### #B, 693.### #D, 694.### #B, 694.### #D, 695.### #B, 695.### #D

B07.11-0013-06

1 Cylinder head

2 Sealing washer

3 Bounce

4 Nozzle holder

5 Mounting nut

6 Long socket

7 Wrench for tightening

	Remove
Danger!	Risk of explosion by ignition, risk of poisoning by inhalation or ingestion of fuel and risk of injuries by skin and eyes contact	Open fire, sparks, flame and smoking are not allowed.Store fuel only in appropriated containers and properly identified.Use appropriate costumes and security equipment when handling fuel.	AS47.00-B-0001-01A
1	Remove the head cover	For free breath engines.	AR01.20-B-5014C
		For engines with regulating valve (PCV).	AR01.20-B-5014D
2	Remove the fuel filter	Release the screwed cap and move injection pump, be careful not to damage it.	AR47.20-B-5510A
			AR47.20-B-5520A
3	Remove the nozzle holder (4) mounting nut (5)	Use an appropriated long socket.
4	Extract the nozzle holder (4)		*352589003300
			*346589000700
			*355589016300
5	Remove the sealing washer (2)
	Clean
6	Clean the sealing surface for nozzle holder and head protection glove
	Install
7	Install sealing washer (2) in protection clamp	Use new washer observing the removed sealing washer original thickness (2), in order to maintain the injection nozzle projection according to prescribed values.
		Motor 372.9, 374.9, 376.9, 377.9386.9 except 377.987	*BE07.03-B-1001-01C
		Motor 372.9, 374.9, 376.9, 377.9386.9 except 377.987	*BE07.03-B-1002-01C
		Motor 377.987	*BE07.03-B-1001-01D
		Motor 377.987	*BE07.03-B-1002-01D
8	Install the nozzle holder (4)	Bounce (3) must fit in the head groove (1).
9	Install the mounting nut (5)	Use long socket (6).	*BA01.30-B-1004-01A
		Mounting nut tightening (5) with assembled injection pipe is made wrench
			*346589001300
			*346589000700
10	Install the injection pipe
11	Install the fuel filter		AR47.20-B-5510A
			AR47.20-B-5520A
			*346589001300
12	Install the head cover	For free breath engines.	AR01.20-B-5014C
		For engines with regulating valve (PCV).	AR01.20-B-5014D

Injection nozzles

Número	Denominação		Engine 372.961; 374.905/950/980, 374.984; 376.951/952/956, 376.930/984; 377.943/945/962; 377.964/980/981, 377.983/985; 386.951


BE07.03-B-1001-01C	Injection nozzle protrusion in relation to the cylinder head mating surface	mm	1,6...2,5
BE07.03-B-1002-01C	Thickness of copper washers to adjust nozzle protrusion	mm	0,5; 1,0; 1,5

Injection nozzles

Número	Denominação		Engine 377.987


BE07.03-B-1001-01D	Injection nozzle protrusion in relation to the cylinder head mating surface	mm	2,62...3,49
BE07.03-B-1002-01D	Thickness of copper washers to adjust nozzle protrusion	mm	1,0; 1,5

Cylinder head

Número	Denominação			372.9 engine; 374.9; 376.9; 377.9; 386.9 except for gas engines


BA01.30-B-1004-01A	Injector holder on cylinder head	34x1.5	Nm	70

352 589 00 33 00

Puller

355 589 01 63 00

Extractor for pressure

346 589 00 13 00

Wrench

346 589 00 07 00

Claw type wrench

Referenced documents

ar0120b5014c Remove/install cylinder head cover
ar0120b5014d Remove/install cylinder head cover
ar4720b5510a Remove/install fuel filter
ar4720b5520a Remove/install gasket on fuel filter module
as4700b000101a Risk of explosion caused by fuel igniting, risk of poisoning caused by inhaling and swallowing fuel as well as risk of injury to eyes and skin caused by contactwith fuel.