ar2010d1271tsc

Remove/install coolant pump

Type ar · topic 20.10 · version 0100 · 2019-02-14

Applies to: Engine 274 in model 907

Where it sits

Function group 1 Engine › 20 Engine cooling system › 20.10 Coolant pump, coolant thermostat — Series 907

EinPAS 15 Engine › 15.25 Engine cooling system › 15.25.30 Pump/thermostat/preheater — Series 907

Also applies to engines/gearboxes: 274 ***

AR20.10-D-1271TSC

Remove/install coolant pump

29.01.2019

Engine

274 in model 907

Remove/install coolant pump

D20.10-A000-09

1

Coolant pump

5

Coolant line

11

Clip

2

Coolant hose

6

Bolts

12

Clip

3

Coolant hose

9

Coolant hose

4

Clip

10

Coolant hose

Warning

Risk of injury. Skin or eye injuries may result when handling hot or glowing objects.

Wear protective gloves, protective clothing and safety glasses, if necessary.

AS00.00-Z-0002-01A

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

Topical note

Notes on avoiding damage through contamination and foreign objects

AH00.00-P-5000-01A

Topical note

Notes on coolant

AH20.00-N-2080-01A

Remove/install

1

Remove exhaust gas turbocharger with exhaust manifold.

AR09.40-D-6036TSC

2

Remove poly-V-belt.

AR13.22-D-1202TSC

3

Release clamp (4, 11, 12) and remove coolant hoses (3, 9, 10).

Hose clamp pliers

*454589003700

4

Remove coolant hose (2).

AR20.20-P-7441-01RQ

5

Remove screw/bolts (6).

Bolt, coolant pump to crankcase

*BA20.10-N-1002-01CA

Screw/bolt, coolant pump to timing case

*BA20.10-N-1001-01CA

6

Remove coolant pump (1).

Installation: Replace seal.

7

Remove coolant line (5).

If a new coolant pump (1) is installed.

AR20.20-D-7441TSC

8

Install in the reverse order

Check

9

Check engine cooling system for leak tightness.

AR20.00-D-1010TSC

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

Warning

Risk of burn injuries, suffocation and poisoning when working on the exhaust system and the components connected to it. Risk of suffocation and risk of poisoning caused by inhalation of gaseous and solid components of the exhaust. Risk of poisoning caused by skin contact with solid components of the exhaust.

Wear protective clothing and safety glasses. Use the extraction system. Move people out of the hazard area.

AS49.00-Z-0001-01A

10

Perform engine test run; in this connection, check engine cooling system for proper operation and leak tightness.

Coolant pump, coolant thermostat

Number

Designation

Engine 274 in model 907

BA20.10-N-1001-01CA

Screw/bolt, coolant pump to timing case

Nm

20

Coolant pump, coolant thermostat

Number

Designation

Engine 274 in model 907

BA20.10-N-1002-01CA

Bolt, coolant pump to crankcase

Nm

20

Remove/install coolant pump

454 589 00 37 00

Hose clamp pliers

Referenced documents