Engine cooling system - check fluid level, adjust to correct level. Inspect anticorrosion/antifreeze protection, adjust to correct concentration

AP20.00-P-2010PM

Engine cooling system - check fluid level, adjust to correct level. Inspect anticorrosion/antifreeze protection, adjust to correct concentration

12.11.2018

Engine

642, 646 in model 203



Check

 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

1

Remove cap of expansion reservoir for coolant

2

Check coolant level

Topical note

Notes on coolant

AH20.00-N-2080-01A

Notes on coolant level

AH20.00-P-1142-01CW

In the event of fluid loss not caused by consumption subject to separate repair order



Check cooling system for leaktightness



Engine 642

AR20.00-P-1010PI



Engine 646

AR20.00-P-1010P

3

Check coolant for correct anticorrosion and antifreeze agent content

 Use only approved anti-corrosion and antifreeze agents.

 Coolant mixing ratio

*BF20.00-P-1001-04A

If the coolant composition is incorrect, correct it subject to separate repair order



Drain/fill coolant.



Engine 642

AR20.00-P-1142PI



Engine 646

AR20.00-P-1142HB

4

Correct coolant level

 If necessary, in consideration of the coolant composition.

5

Install cap of expansion reservoir for coolant

 Coolant mixing ratio

Number

Designation

Engine all (4xWD, CAR, smart)

BF20.00-P-1001-04A

Coolant mixing ratio

Antifreeze/water

Up to -37°C

%

50/50

As of -38 °C

%

55/45

Overview and specifications sheet

BB00.40-P-0310-01A

References to sheet specification

BB00.40-P-0310ZZ