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Home >> Mercedes Benz >> 2025 >> S580 >> Repair and Diagnosis >> Engine Mechanical >> Accessory Drive Belts >> Air Compressor, Belt Drives -- 223 Chassis >> Testing & Repair >> Remove/Install Poly-V-Belt Guide Pulley - AR13.20-P-0015SVZ

Remove/Install Poly-V-Belt Guide Pulley - AR13.20-P-0015SVZ

Engine 279 in model 223 

MODIFICATION NOTES

02.10.2023 Screw, guide pulley to   BA13.25-P-1002-01ZA

Shown with engine removed 

G16190280Courtesy of MERCEDES-BENZ USA
WARNING Risk of injury  . Skin or eye injuries may result when handling hot or glowing objects. Wear protective gloves, protective clothing and safety glasses, if necessary. AS00.00-Z-0002-01A
REMOVINGINSTALLING Remove/install     
1 Release tension from poly-V belt and remove.   AR13.22-P-1202SVZ 
2 Unclip corresponding cover (3) and remove. If corresponding guide pulley (2) will be removed.  
3 Unscrew corresponding screw (5) and remove guide pulley (2). If corresponding guide pulley (2) will be removed.
TORQUE SPECIFICATION Screw/bolt, guide pulley to timing case cover
*BA13.25-P-1003-01ZA 
4 Unscrew screw (4) and remove guide pulley (1). If guide pulley (1) is removed.
TORQUE SPECIFICATION Screw, guide pulley to
*BA13.25-P-1002-01ZA 
5 Unscrew screw (6) and remove guide pulley (7). If guide pulley (7) will be removed.
TORQUE SPECIFICATION Screw, guide pulley to holder
*BA13.25-P-1004-01ZA 
INSPECT Check     
6 Check corresponding guide pulley (1, 2, 7) for damage and wear. If damage or wear is present:
↓
Replace corresponding guide pulley (1, 2, 7).
 
7 Install in the reverse order.    
BELT TENSIONING DEVICE

Number Designation Engine 279
BA13.25-P-1002-01ZA Screw, guide pulley to Right front cap Nm 32
Carrier Nm 35
BELT TENSIONING DEVICE

Number Designation Engine 279
BA13.25-P-1003-01ZA Screw/bolt, guide pulley to timing case cover Nm 30
BELT TENSIONING DEVICE

Number Designation Engine 279
BA13.25-P-1004-01ZA Screw, guide pulley to holder Nm 35