ar2010p2460w

Remove/install coolant thermostat

Tip ar · temă 20.10 · versiune 0101 · 2016-05-13

Valabil pentru: Engine 276.9 in model 172

Nu este disponibil în „ro”; afișat în Engleză.

Încadrare

Grupă funcțională 1 Motor › 20 Răcire motor › 20.10 Pompă lichid răcire, termostat lichid de răcire — Seria 172

EinPAS 15 Motor › 15.25 Sistem răcire motor › 15.25.30 Pompă/Termostat/Dispozitiv de preîncălzire — Seria 172

Valabil și pentru motoare/cutii de viteze: 276 9**

AR20.10-P-2460W

Remove/install coolant thermostat

25.04.2016

Engine

276.9 in model 172

Remove/install coolant thermostat

1

Coolant thermostat housing

3

Coolant line

R48

Coolant thermostat heating element

P20.10-2304-12

Danger !

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

Notes on coolant

AH20.00-N-2080-01A

Remove/install

1

Drain coolant at radiator

AR20.00-P-1142W

2

Remove intake manifold

AR09.20-P-1961W

3

Release and disconnect electrical connection on coolant thermostat heating element (R48)

4

Detach coolant hose at coolant thermostat heating element (R48)

AR20.20-P-7441-01RQ

5

Detach coolant line (3) of oil cooler on coolant thermostat housing (1)

Installation: Replace seal.

6

Detach coolant thermostat housing (1) on timing case cover and cylinder heads


The coolant thermostat must not be removed from the coolant thermostat housing (1).
Otherwise the coolant thermostat will be damaged.

Installation: Replace O-ring.
Replace seal.

Bolt, thermostat to coolant pump/timing case cover

*BA20.10-P-1002-01AA

7

Install in the reverse order

Check

8

Check engine cooling system for leaktightness

AR20.00-P-1010W

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

9

Perform an engine test run and check engine for leaktightness

Coolant pump, coolant thermostat

Number

Designation

Engine 276

BA20.10-P-1002-01AA

Bolt, thermostat to coolant pump/timing case cover

Nm

8

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