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Remove/install belt pulley/vibration damper - AR03.30-P-1600EWS

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ENGINE 272, 273 in MODEL 212 

Fig 1: Belt Pulley/Vibration Damper Remove/Install Components
G09974152Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
1 Turn key in ignition lock to position "0"    
2 Remove front engine cover See "Remove air filter housing"  
      AR09.10-P-1150EWS
3 Remove poly-V belt   AR13.20-P-0001EWS
4 Install retaining lock for crankshaft/starter ring gear   AR03.30-P-5000EWS 
5 Remove center bolt (3) INSTALLATION IMPORTANT Install new center bolt (3).  
    TORQUE SPECIFICATION Center bolt, belt pulley to crankshaft *BA03.30-P-1001-01M 
6 Detach belt pulley/vibration damper (2) from crankshaft INSTALLATION IMPORTANT Place belt pulley/vibration damper (2) at crankshaft and using light rotary movements, ensure that the groove of the belt pulley/vibration damper (2) engages with the feather keys (4) of the crankshaft.  
INSPECT Check     
7 Check contact surface of crankshaft radial sealing ringing ring (5) at hub of belt pulley/vibration damper (2) IMPORTANT Check for scoring and galling, if necessary, replace belt pulley/vibration damper (2).  
8 Replace front crankshaft radial sealing ringing ring (5) When replacing the belt pulley/vibration damper (2) or in the event of leakage on the crankshaft radial sealing ringing ring (5)  
      AR03.20-P-3000EWS
9 Install in the reverse order    
INSPECT Check     
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
10 Perform an engine test run and check engine for leaktightness    
FLYWHEEL, DRIVE PLATE, VIBRATION DAMPER, STARTER RING GEAR

Number Designation ENGINE 272 ENGINE 273
BA03.30-P-1001-01M Center bolt, belt pulley to crankshaft Stage 1 Nm 200 200
Stage 2 ∠° 90 90