Drain/pour in coolant

AR20.00-P-1142MFC

Drain/pour in coolant

10.05.2019

Engine

260, 282 in model 118, 177, 247

Shown on model 177 with engine 282

3

Drain fitting

4

Drain screw

 Danger

Risk of death caused by vehicle slipping or toppling off of the lifting platform.

Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer.

AS00.00-Z-0010-01A

 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

1

Remove lower engine compartment lining

AR61.20-P-1105MFA

Drain off

2

Slowly open cap, release overpressure and then unscrew from coolant expansion reservoir.

3

Insert suitable hose on drain fitting (3) at bottom right on engine cooling system cooler.

4

Open drain screw (4) on engine cooling system cooler and drain off the coolant in a suitable container.


Open drain screw (4) only until coolant starts to drain off.
Otherwise the drain screw (4) and engine cooling system cooler might get damaged.

 Observe regulations for disposal of coolant.

5

Close drain screw (4) on engine cooling system cooler and detach drain hose.

Pour in

6

Pour in coolant and bleed engine cooling system.

AR20.00-P-1142-04A

Notes on coolant level

AH20.00-P-1142-01CW

 Work procedure must be complied with when filling cooling system.

 Re-use clean coolant.

 Coolant mixing ratio

*BF20.00-P-1001-04A

 Electric vacuum pump

*285589022100

 NTKL Adaption

*285589012100

 Test cap

*210589009100

 Cooler vacuum filling device

*285589002100



Check

7

Check engine cooling system for leak tightness.

AR20.00-P-1010MFD

 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

 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

8

Perform engine test run and check engine cooling system for proper operation and leak tightness.



Install

9

Install lower engine compartment lining.

AR61.20-P-1105MFA

 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