ar2010p2460mt

Remove/install coolant thermostat

Type ar · topic 20.10 · version 0103 · 2013-11-12

Applies to: ENGINE 270 in MODEL 117, 156, 176, 242, 246.2

Where it sits

Function group 1 Engine › 20 Engine cooling system › 20.10 Coolant pump, coolant thermostat — Series 117 · Series 156 · Series 176 · Series 242 · Series 246 (models 2**)

EinPAS 15 Engine › 15.25 Engine cooling system › 15.25.30 Pump/thermostat/preheater — Series 117 · Series 156 · Series 176 · Series 242 · Series 246 (models 2**)

Also applies to engines/gearboxes: 270 ***

AR20.10-P-2460MT

Remove/install coolant thermostat

22.10.13

ENGINE

270 in MODEL 117, 156, 176, 242, 246.2

Remove/install coolant thermostat

P20.10-2330-08

1

Coolant thermostat

4

Coolant connection

9

Coolant connection

1s

Screw/bolt

5

Coolant connection

R48

Coolant thermostat heating element

2

Sealing ring

6

Coolant connection

3

Crankcase

7

Coolant connection

Remove/install

1

Drain coolant

AR20.00-P-1142NKB

2

Remove charge air distributor

AR09.41-P-1310MT

3

Detach coolant hose at coolant connection (7)

4

Detach coolant hose at coolant connection (5)

5

Detach coolant hose at coolant connection (6)

6

Detach coolant hose at coolant connection (9)

7

Disconnect electrical connection on coolant thermostat heating element (R48)

8

Unclip engine wiring harness at coolant thermostat (1)

9

Detach coolant thermostat (1) at crankcase (3)

Installation: Install new seal (2).

Bolt, coolant thermostat to crankcase/cylinder head

*BA20.10-P-1006-01AC

10

Detach coolant hose at coolant connection (4)

11

Install in the reverse order

Check

12

Check cooling system for leaktightness

AR20.00-P-1010NKB

Danger !

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

13

Perform an engine test run and check engine for leaktightness

Coolant pump, coolant thermostat

Number

Designation

ENGINE 270

BA20.10-P-1006-01AC

Bolt, coolant thermostat to crankcase/cylinder head

Nm

9

Referenced documents