Check hydraulic valve clearance compensating elements - AR05.00-P-2010GZB

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ENGINES 642 in MODEL 164

Fig 1: Identifying Compensating Element, Cam, Roller Type Cam Follower And Tool

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	Remove/install
	Risk of explosion caused by fuel igniting, risk of poisoning caused by inhaling and swallowing fuel and risk of injury to eyes and skin caused by contact with fuel	No fire, sparks, open flames or smoking. Pour fuels only into suitable and appropriately marked containers. Wear protective clothing when handling fuel.	AS47.00-Z-0001-01A
	Risk of explosion from fuel igniting. Risk of injury to skin and eyes caused by fuel spraying out at high pressure.	Keep all ignition sources out of hazard area. Do not carry out any work on systems when they are under pressure	AS07.16-Z-0001-01A
	Risk of injury caused by fingers being pinched or crushed when removing, installing or aligning hoods, doors, trunk lids, liftgates or sliding roof	Keep body parts and limbs well clear of moving parts.	AS00.00-Z-0011-01A
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
1	Check engine oil level	In order to avoid measurement errors, vehicle must be parked on an even surface. Inspect engine oil level about 5 min. after switching off warm engine	AR18.00-P-3035-01PI
		With code 474 Particulate filter	*BF18.00-P-1001-01S
		Without particulate filter	*BF18.00-P-1001-01A
2	Remove strut tower brace	Model 164.8 only Remove strut tower brace from strut tower mounts.	AR62.30-P-2500GY
3	Remove engine trim panel
4	Remove engine intake air duct downstream of air filter		AR09.10-P-8130GZB
5	Remove engine charge air duct on turbocharger		AR09.41-P-8622GZB
6	Remove exhaust gas recirculation positioner	When removing right cylinder head cover.	AR14.20-P-1020GZB
7	Remove injectors		AR07.16-P-1000GZB
8	Remove rail		AR07.03-P-1010GZB
9	Remove cylinder head cover		AR01.20-P-5014GZB
	Checking
10	Rotate engine at center bolt for crankshaft in direction of engine rotation until the cam (3) at the compensation element (2) to be tested is on its base circle	Do not turn engine against direction of engine rotation.
11	Press down compensation element (2) over cam follower (4) using the appropriate tool (5)	Do not use a steel tool. Press compensation element (2) downwards using normal force of the hand. If a compensation element (2) drops much more than other compensation elements (2), replace the compensation element (2) in question ↓
11		Remove/install hydraulic valve clearance compensating elements If several compensating elements (2) drop, inspect oil gallery and compensating elements (2) oil feed bores for contamination.	AR05.00-P-2011GZB
12	Install in the reverse order
	Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running	Secure vehicle to prevent it from moving by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.	AS00.00-Z-0005-01A
13	Check for leaks with engine running		AS00.00-Z-0005-01A

ENGINE LUBRICATION SYSTEM

Number	Designation			Engine 642.940/950 with particulate filter
BF18.00-P-1001-01S	Engine oil	Filling capacity (oil and filter change)	Liters	8.5
		Specifications for Operating Fluids	Sheet	BB00.40-P-0228-51A
			Sheet	BB00.40-P-0229-31A
			Sheet	BB00.40-P-0229-51A

ENGINE LUBRICATION SYSTEM

Number	Designation			Engine 642.940/950 without particulate filter
BF18.00-P-1001-01A	Engine oil	Filling capacity (oil and filter change)	Liters	8.5
		Specifications for Operating Fluids	Sheet	BB00.40-P-0228-03A
			Sheet	BB00.40-P-0228-05A
			Sheet	BB00.40-P-0228-51A
			Sheet	BB00.40-P-0229-03A
			Sheet	BB00.40-P-0229-31A
			Sheet	BB00.40-P-0229-05A
			Sheet	BB00.40-P-0229-51A