Remove/install oil separator

AR01.20-S-9750PS

Remove/install oil separator

10.07.2019

Engine

642 in model 470, 471

Modification notes

10.07.2019

Engine oil

BF18.00-N-1001-01PS

1

Electrical connector

5

Vent valve

2

Bolts

6

Electrical connector

3

Bolts

7

Screw

4

Oil separator

8

Heating element

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

Topical note

Notes on avoiding damage through contamination and foreign objects

AH00.00-P-5000-01A

 

Remove/install

1

Remove clean air line.

AR09.10-S-8140PS

 Installation: Only install upper engine compartment cover after a leak test.

2

Release and disconnect electrical connector on heating element (8).

3

Unclip electrical connectors (1, 6), release and disconnect.

4

Expose engine wiring harness in area of oil separator (4) and swivel out of working area.

5

Remove screw (7) and swivel differential pressure sensor with bracket to the side.

6

Unscrew bolts (2).

 Screw/bolt, oil separator to cylinder head cover

*BA01.20-N-1005-01O

7

Remove screw/bolts (3).

 Screw/bolt, oil separator to cylinder head

*BA01.20-N-1007-01O

8

Remove oil separator (4) with bleed valve (5).

9

Remove O-rings and radial shaft sealing ring from oil separator (4) with bleed valve (5).

If the oil separator (4) with bleed valve (5) is not replaced.

 Installation: Replace O-rings and radial shaft sealing ring.

 Assembly tool

*000589936300

10

Install in the reverse order.



Check

11

Check engine oil level.


The engine oil level must not lie above the maximum marking.
Otherwise engine damage may occur.

If there is a problem,



Correct engine oil level.

 Engine oil

*BF18.00-N-1001-01PS

 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

12

Perform engine test run and check area of oil separator (4) in terms of leak tightness.

 Crankcase ventilation system, cylinder head cover

Number

Designation

Engine 642 in model 470, 471

BA01.20-N-1005-01O

Screw/bolt, oil separator to cylinder head cover

Nm

14

 Crankcase ventilation system, cylinder head cover

Number

Designation

Engine 642 in model 470, 471

BA01.20-N-1007-01O

Screw/bolt, oil separator to cylinder head

Nm

9

 Filling capacities for engine lubrication system

Number

Designation

Engine 642 in model 470, 471

BF18.00-N-1001-01PS

Engine oil

Filling capacity (oil and filter change)

Liter

8,5

Sheet

BB00.40-P-0228-51A

Sheet

BB00.40-P-0229-31A

Sheet

BB00.40-P-0229-51A

Sheet

BB00.40-P-0229-52A