Drain/pour in coolant · ar2000p1142mnb · Mercedes-Benz WIS

AR20.00-P-1142MNB

Drain/pour in coolant

09.06.2016

Engine

178 in model 190

1	Coolant expansion reservoir
2	Cap
3	Drain hose
4	Drain screw

P20.00-2559-12

 Danger !	Risk of injury caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof.	No parts of the body or limbs should be within the operating area when the components are moving.	AS00.00-Z-0011-01A
 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
	Drain off
1	Slowly open cap (2) on coolant expansion reservoir (1) and take off
2	Remove front section of lower engine compartment paneling		AR61.20-P-1105RG
3	Slide the drain hose (3) onto the drain fitting on radiator
4	Slacken drain screw (4) at radiator and drain coolant	 Only unscrew drain screw (4) on radiator until the coolant flows out. There could otherwise be permanent damage to the drain screw (4) on the radiator.
		 Observe regulations to dispose of coolant.
		 Catch coolant in a suitable container.
5	Tighten down drain screw (4) on radiator and pull out drain hose (3)
	Pour in
6	Pour in coolant and ventilate engine cooling system		AR20.00-P-1142-04A
		 Use clean coolant again.
		 Coolant mixing ratio	*BF20.00-P-1001-04A
		 Cooling system	*BF20.00-P-1001-02U
		 Test cap	*210589009100
		 Cooler vacuum filling device	*285589002100
		 NTKL Adaption	*285589012100
		 Electric vacuum pump	*285589022100
	Check
7	Check engine cooling system for leaktightness		AR20.00-P-1010MNB
 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
8	Perform an engine test run, check engine cooling system for proper operation
9	Fit front section of lower engine compartment paneling		AR61.20-P-1105RG

 Cooling system

Number	Designation				Engine 178 in model 190
BF20.00-P-1001-02U	Cooling system	Workshop replacement amount	Main circuit	Liter	 14,2
			Low temperature circuit	Liter	 7,3
		Antifreeze/water	Up to -37_°C		50/50
			As of -38_°C		55/45
			Specifications for Operating Fluids, Sheet		BB00.40-P-0325-06A
			Specifications for Operating Fluids, Sheet		BB00.40-P-0326-06A
			Specifications for Operating Fluids, Sheet		-

 Coolant mixing ratio

Number	Designation				Engine all
BF20.00-P-1001-04A	Coolant mixing ratio	Antifreeze/water	Up to -37°C	%	50/50
			As of -38 °C	%	55/45
			Sheet		BB00.40-P-0310-01A
			Sheet		BB00.40-P-0325-00A
			Sheet		BB00.40-P-0326-00A

285 589 02 21 00

Electric vacuum pump

285 589 01 21 00

NTKL Adaption

285 589 00 21 00

Cooler vacuum filling device

210 589 00 91 00

Test cap

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