Remove/install wide open throttle vent line

AR01.20-P-0020MSC

Remove/install wide open throttle vent line

21.11.2018

Engine

256.9 in model 167

1

Wide open throttle bleed line

2

Purge line

3

Partial load bleed line

4

Screw

5

Oil separator

 Caution

Risk of injury to skin and eyes due to handling of engine oil. Risk of poisoning caused by swallowing engine oil

Wear protective gloves, protective clothing and safety glasses.
Do not fill engine oil into beverage containers.

AS18.00-Z-0001-01A

Topical note

Notes on avoiding damage through contamination and foreign objects

AH00.00-P-5000-01A

 

Remove/install

1

Remove upper service flap.

AR01.10-P-2405-02MSC

 Nut to wiper arm on front windshield wiper system

*BA82.30-P-1001-01R

 M61

*BA00.10-P-1002-04A

2

Remove engine air intake duct downstream of air filter housing.

AR09.10-P-8130MSC

 Air filter housing remains in vehicle.

3

Remove front noise insulation.

4

Remove screw (4).

 Bolt, breather adapter to exhaust gas turbocharger

*BA01.20-P-1014-01L

5

Remove purge line (2) from full load bleed line (1).

6

Remove full load bleed line (1) from charge air line.

7

Remove partial load bleed line (3) from full load bleed line (1).

8

Remove wide open throttle bleed line (1) from oil separator (5).

9

Remove full load bleed line (1) from exhaust gas turbocharger and take out.

10

Install in the reverse order.

 Metric screws/bolts and nuts as per MBN 10 105, 10 143

Number

Designation

8.8

10.9

BA00.10-P-1002-04A

M61

Nm

9

13

 Crankcase ventilation, cylinder head cover

Number

Designation

Engine 256.9

BA01.20-P-1014-01L

Bolt, breather adapter to exhaust gas turbocharger

Nm

8

 Windshield wiper

Number

Designation

Model 167

BA82.30-P-1001-01R

Nut to wiper arm on front windshield wiper system

Nm

30