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Home >> Mercedes Benz >> 2005 >> S55 >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Electrical System - Engine - 215 & 220 Chassis >> Testing & Repair >> Remove/install alternator belt pulley - AR15.40-P-5710I

Remove/install alternator belt pulley - AR15.40-P-5710I

ENGINE 112.922 in MODEL 220.063 

ENGINE 112.944 in MODEL 220.065 

ENGINE 113.941 in MODEL 220.070 

ENGINE 113.960 in MODELS 215.375, 220.075 

ENGINE 113.963 in MODEL 230.475 

ENGINE 137.970 in MODELS 215.378, 220.178 

ENGINE 112.972 in MODELS 220.067 /167 

ENGINE 112.973 in MODEL 230.467 

ENGINE 112.975 in MODELS 220.087 /187 

ENGINE 113.948 in MODELS 220.083 /183 

ENGINE 113.966 in MODELS 220.084 /184 

ENGINE 113.986 in MODELS 215.373, 220.073 /173 

Fig 1: Identifying Double Hexagon Wrench
G04840255
Fig 2: Identifying Generator Belt Pulley Remove/Install Components
G04840256
REMOVINGINSTALLING Remove/install     
DANGER Risk of injury  caused by fingers being jammed or pinched  when removing, installing or aligning hoods, doors, trunk lid/ rear-end door or sliding roof. When moving components, ensure that no body parts or limbs are within the operating range of moving parts. AS00.00-Z-0011-01A
1 Open engine hood and raise to vertical position Model 215, 220 AR88.40-P-1000M
    Model 230 AR88.40-P-1000R
DANGER Risk of explosion  caused by oxyhydrogen gas. Risk of poisoning and caustic burns  caused by swallowing battery acid. Risk of injury  caused by burns to skin and eyes from battery acid or when handling damaged lead-acid batteries No fire, sparks, open flames or smoking. Wear acid-resistant gloves, clothing and safety glasses. Only pour battery acid into suitable and appropriately marked containers. AS54.10-Z-0001-01A
NOTES Notes on battery All models AH54.10-P-0001-01A
2 Remove alternator Engines 112, 113 in models 215, 220 AR15.40-P-5032I 
    Engine 137 in models 215, 220 AR15.40-P-5032N 
3 Unscrew collar nut (1) IMPORTANT To hold shaft (2) tight, insert screwdriver bit through double hexagon wrench (4).  
REFER TO SHOP-MADE TOOLS Double hexagon wrench to remove pulley   WF58.50-P-1540-01I
    TORQUE SPECIFICATION *BA15.40-P-1004-01A 
    SPECIAL TOOL Screwdriver bit Fig 3
4 Remove ribbed V-belt pulley (3) IMPORTANT When maintaining alternators after mileage in excess off
100 000 km, simultaneously also replace the poly-V-belt pulley (3).
 
5 Install in the reverse order    
TORQUE SPECIFICATION ALTERNATOR

Number Designation Engines 112.91/92/94/ 953/954/955/ 96/97, 113.94/96/98 Engine 137
BA15.40-P-1004-01A Collar nut on poly-V-belt pulley Nm 80 80
Fig 3: Identifying Screwdriver Bit (601 589 00 10 00)
G04840257