Remove/install fan shroud

AR20.40-D-6800TSV

Remove/install fan shroud

22.05.2018

Engine

642 in model 907

1

Fan shroud

4

Cover

2

Hose

12

Catch hook

1

Fan shroud

7

Electrical line

2

Hose

8

Screw

3

Hose

9

Support

5

Electrical connector

10

Nut

6

Screw

11

Fan

 Warning

Risk of injury to skin and eyes suffering scalding from contact with hot coolantspray. Risk of poisoning from swallowing coolant.

Do not open cooling system unless coolant temperature is below 90 °C. Open cap slowly and release the pressure. Do not pour coolant into beverage containers.
Wear protective gloves, protective clothing and safety glasses.

AS20.00-Z-0001-01A

 

Remove/install

1

Remove air filter housing.

AR09.10-D-1150TSV

2

Unclip the hose (2) and place it to one side.

3

Detach the hose (3) from the cooler.

 Detach the hose (3). Collect coolant which flows out. Seal connections.

 Commercially available devices/tools
Collection bowl

 Clamp

*000589543700

 Record plug

*129589009100

 Hose clamp pliers

*454589003700

4

Remove cover(4).

 To do this, unclip cover (4) from fan shroud (1).

5

Disconnect electrical connector (5).

6

Remove bolt (6).

7

Place the electrical line (7) outside of the working area.

8

Remove the support (9).

 Remove screw/bolt (8) to do this.

9

Unscrew the nuts (10) and place the fan (11) in the fan cowl (1).

Note on calculation of tightening torque when using insertion or socket tools with various effective lengths

AH00.00-P-0015-01CW

 When doing so, counterhold the belt pulley.

 Nut, fan clutch to mechanical fan motor hub

*BA20.40-N-1002-01TS

 Torque wrench

*001589722100

 Open wrench socket

*113589000100

 Counterholder

*906589004000

10

Release the fan cowl (1) at the catch hooks (12) and pull upward.

 Installation: Make sure that the guides (arrows) on the cooler and charge air cooler are correctly positioned.

11

Remove the fan cowl (1) together with the fan (11) by moving it upward.


Carefully remove the fan cowl (1) with the fan (11).
Neighboring assembly parts can get damaged otherwise.

12

Install the guard plate on the cooler.

If further work is carried out in the area of the cooler.



Guard plate for radiator/condenser

WF58.50-S-0110-01S

13

Install in the reverse order



Check

14

Check coolant level.

Depending on the findings,



Correct coolant level.

Drain/pour in coolant

AR20.00-D-1142TSR

 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

15

Check the leaktightness of the cooler when the engine is running.

 Visual inspection only.

 Fan, fan clutch

Number

Designation

Model 907 with engine 642

BA20.40-N-1002-01TS

Nut, fan clutch to mechanical fan motor hub

Nm

45