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Home >> Mercedes Benz >> 2021 >> G63 AMG >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Crank Assembly - 463 Chassis >> Testing & Repair >> Remove/Install Belt Pulley/Vibration Damper - AR03.30-P-1600MNA

Remove/Install Belt Pulley/Vibration Damper - AR03.30-P-1600MNA

Engine 176 in model 463 

up to model year 2019 

Engine 177 in model 205 

Engine 178 in model 190 

Shown on ENGINE 177 

Fig 1: Belt Pulley/Vibration Damper Components Location - Engine 176 In Model 463 Up To Model Year 2019
G13655475Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
1.1 Remove air conditioning system refrigerant compressor poly-V-belt. Engine 177 in model 205 AR13.21-P-1203MNA
1.2 Remove power-steering pump poly-V-belt. Engine 178 in model 190 AR13.21-P-0131MNB
1.3 Remove poly-V-belt for power-steering pump and refrigerant compressor. Engine 176 in model 463
up to model year 2019
AR13.21-P-0132MNF
2 Remove alternator poly-V-belt.   AR13.22-P-0003MNA
3 Remove center screw (2). INSTALLATION IMPORTANT Install new central bolt (2).
TORQUE SPECIFICATION Center bolt, vibration damper to crankshaft
*BA03.30-P-1001-01W 
    SPECIAL TOOL Counterholder Fig 2
4 Detach belt pulley/vibration damper (1) from crankshaft. INSTALLATION IMPORTANT Place belt pulley/vibration damper (1) on crankshaft and rotate to ensure that the dowel pin (3) in the groove on the belt pulley/vibration damper (1).  
INSPECT Check     
5 Check front radial shaft sealing ring (4) for damage. If damage is present,

Install new front radial shaft sealing ring (4).
AR03.20-P-3002MNA 
6 Install in the reverse order.    
WARNING
7
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.
Perform engine test run and check engine for leak tightness.
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
FLYWHEEL, VIBRATION DAMPER

Number Designation Engine 176 Engine 177
BA03.30-P-1001-01W Center bolt, vibration damper to crankshaft Stage 1 Nm 200 200
Stage 2 ∠° 90 90
FLYWHEEL, VIBRATION DAMPER

Number Designation Engine 178
BA03.30-P-1001-01W Center bolt, vibration damper to crankshaft Stage 1 Nm 200
Stage 2 ∠° 90
Fig 2: Identifying Counterholder (177 589 00 40 00)
G13655476Courtesy of MERCEDES-BENZ USA