ar2010w2460g

Removing/installing the coolant thermostat

Type ar · emne 20.10 · version 0203 · 2009-03-04

Gælder for: ENGINE 541.9 in MODEL 930, 932, 933, 934 ENGINE 542.9 in MODEL 930, 932, 934

Ikke tilgængelig på “da”; vises på Engelsk.

Placering

Funktionsgruppe 1 Motor › 20 Motorkøling › 20.10 Kølevæskepumpe, kølevæsketermostat — Serie 930 · Serie 932 · Serie 933 · Serie 934

EinPAS 15 Motor › 15.25 Motorkølesystem › 15.25.30 pumpe/termostat/forvarmningsapparat — Serie 930 · Serie 932 · Serie 933 · Serie 934

Gælder også for motorer/gearkasser: 541 9**, 542 9**

AR20.10-W-2460G

Removing/installing the coolant thermostat

3.3.09

ENGINE 541.9 in MODEL 930, 932, 933, 934

ENGINE 542.9 in MODEL 930, 932, 934

Removing/installing the coolant thermostat

W20.10-1014-06

1 Coolant line

2 Charge air hose (red)

3 Sealing ring

4 Coolant thermostat

5 Coolant pump

6 Coolant hose

Modification notes

17.3.05

Remove upper bracket for fan shroud on coolant line (1) - added.

Step 8

Remove/install

1

Switch off ignition

Danger!

Risk of injury caused by being caught or pinched as cab is tilted

Ensure that no one is within the tilting range of the cab as it is being tilted. Always tilt the cab all the way to the end position and secure with the safety strut.

AS60.80-Z-0001-01A

2

Tilt cab

The front flap must always be opened when tilting.

Notes on tilting the cab

AH60.80-N-0003-01A

3

Remove soundproofing on the right side of the engine

4

Remove soundproofing on the right side of the radiator

5

Detach coolant expansion reservoir from radiator and put to one side

Do not separate coolant lines.

6

Remove red charge air hose (2)

*BA09.41-N-1006-01C

Danger!

Risk of injury to skin and eyes caused by scalding from contact with hot coolant spray. 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

7

Drain coolant partially

Only drain coolant at radiator

AR20.00-W-1142A

Notes on coolant

AH20.00-N-2080-01A

8

Remove upper fan shroud bracket on coolant line (1)

Only vehicles with code (M58) Higher output fan and code (MZ3) Electromagnetic viscous coupling for fan.

*BA20.40-N-1015-01C

*BA20.40-N-1016-01C

9

Detach coolant line (1) at coolant pump (5)

Installation: Install new sealing rings (3).

*BA20.10-N-1003-01D

10

Remove both coolant thermostats (4)

Installation: Observe installation position of both coolant thermostats (4) (arrows).

11

Install in the reverse order

Charge air pipe/charge air cooling

Number

Designation

Engine 541.9

Engine 542.9

BA09.41-N-1006-01C

Clamp, charge air hose to charge air housing/charge air pipe and charge air cooler

Nm

7.5

7.5

Coolant pump, coolant thermostat

Number

Designation

Engines
541.9, 542.9
without code ML3

Engines
541.9, 542.9
with code ML3

BA20.10-N-1003-01D

Bolt, coolant line to coolant pump

M8

Nm

25

25

Fan, fan clutch

Number

Designation

Engines
541.9, 542.9
with code MZ3/MO1

BA20.40-N-1015-01C

Bolt, fan shroud bracket to engine

Nm

25

BA20.40-N-1016-01C

Bolt, fan shroud to fan shroud bracket

Nm

15

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