Remove/install oil-water heat exchanger · ar1830p6840ff · Mercedes-Benz WIS

AR18.30-P-6840FF

Remove/install oil-water heat exchanger

29.6.04

ENGINE 639.939 in MODEL 454.0## 2# with CODE (RHD) Right-hand drive vehicle

P18.30-2077-06

1 Oil-water heat exchanger

2 Oil filter

3 Coolant hose

4 Screw

 	Remove/Install
Danger!	Risk of death cased by vehicle slipping or toppling off of the lifting platform.	Align vehicle between the columns of the hydraulic hoist and position the four support plates below the hoist support points specified by the vehicle manufacturer.	AS00.00-Z-0010-01A
1	Raise vehicle.
2	Unscrew oil filter (2)	 Collect oil which flows out in a suitable vessel.
		 Installation: replace oil filter (2) and cover oil filter seal (2) with engine oil.
			*BA18.20-P-1001-01S
3	Unclamp coolant hoses (3) using appropriate hose clamps and dismantle at oil-water heat exchanger (1)	 Collect coolant which flows out in a suitable vessel.
4	Remove bolts (4)		*BA18.30-P-1001-02B
5	Remove oil-water heat exchanger (1)	 Installation: replace seal for oil-water heat exchanger (1).
6	Install in the reverse order
 Danger!	Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns when working in engine during starting procedure	Secure vehicle to prevent it from moving. Wear closed and snug-fitting work clothes. Do not grasp hot or rotating parts.	AS00.00-Z-0005-01A
7	Perform engine test run and check for leaks at oil water heat exchanger (1)
8	Check engine oil level by means of oil dipstick	 Fill level must be between "Min" and "Max", otherwise engine damage could occur.  Let engine run for approx. 1 minute, then switch off and wait approx. 5 minutes. Test fill level again and correct if required.
9	Check coolant level, correct if necessary
	Engine cooling system - inspect fluid level, adjust to correct level. Inspect anticorrosion/ antifreeze protection, adjust to correct concentration		AP20.00-P-2010FG

 Oil filter

Number	Designation		Motor 639.939


BA18.20-P-1001-01S	Oil filter to crankcase	Nm	14

Oil-water heat exchanger

Number	Designation		Engine 639.939


BA18.30-P-1001-02B	Oil-water heat exchanger to crankcase	Nm	23

Referenced documents

ap2000p2010fg Engine cooling system - check fluid level, adjust to correct level. Inspect anticorrosion/antifreeze protection, adjust to correct concentration
as0000z000501a 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.
as0000z001001a Risk of death caused by vehicle slipping or toppling off of the lifting platform.