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Remove/install centrifuge - AR01.20-P-2100ELB

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ENGINES 157, 278 in MODEL 212, 218 

ENGINES 278 in MODEL 207 

Fig 1: Centrifuge Remove/Install Components
G09973756Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
DANGER 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
1 Remove upper engine cover    
2 Remove right air filter housing    
3 Remove insulation on right rail    
4 Detach starter wiring harness from crash plate and remove crash plate See "Remove high-pressure pump". AR07.02-P-1020ELB
5 Unclip vacuum line and starter wiring harness from bulkhead and set aside    
6 Remove insulation from high-pressure pumps See "Remove high-pressure pump". AR07.02-P-1020ELB
7 Detach crankcase ventilation pipe (2) on cylinder head cover IMPORTANT Just the two bolts need removing on the cylinder head covers. The connection to the charge air duct and charge air cooler does not need to be released.  
8 Raise vehicle    
9 Remove rear and center section of lower engine compartment paneling   AR61.20-P-1105EW
10 Remove right catalytic converter Model 207 AR49.10-P-7100CW
Model 212, 218 AR49.10-P-7100EL
11 Detach vacuum line (1) on intake manifold    
12 Remove bolts (3) on centrifuge cover (1) from below TORQUE SPECIFICATION *BA01.20-P-1001-01L 
13 Remove centrifuge cover (1) from below    
14 Remove bolt for centrifuge at the camshaft TORQUE SPECIFICATION *BA01.20-P-1002-01L 
15 Remove centrifuge from camshaft INSTALLATION IMPORTANT The dowel pins determine the installation position of the centrifuge at the camshaft.  
INSPECT Checking     
16 Check seal and radial shaft sealing ring for wear and damage; replace centrifuge cover (1) if necessary    
17 Check centrifuge for wear and damage; replace centrifuge if necessary    
18 Install in the reverse order    
19 Check engine oil level; correct if necessary   AP18.00-P-0101EW
DANGER 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
20 Conduct engine test run and check engine for leaks while it is running
CRANKCASE VENTILATION, CYLINDER HEAD COVER

Number Designation Engine 157 Engine 278
BA01.20-P-1001-01L Bolt, centrifuge cover to cylinder head/cylinder head cover Stage 1 Nm 6 6
Stage 2 ∠° 90 90
BA01.20-P-1002-01L Bolt, centrifuge to camshaft sprocket Stage 1 Nm 6 6
Stage 2 ∠° 90 90