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Home >> Mercedes Benz >> 2002 >> C240 Automatic >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> A/C Compressor >> Air Compressor, Belt Drives -- 203 Chassis >> Testing & Repair >> Remove, install poly V-belt - AR13.22-P-1202SVK

Remove, install poly V-belt - AR13.22-P-1202SVK

ENGINE 112.960 in MODEL 170.466 

ENGINE 112.961 in MODEL 203.065 /265 

Shown on engine 112.961 

Fig 1: Identifying Poly V-Belt Remove/Install Components - Shown On Engine 112.961
G04715122
REMOVING Removal    
DANGER Risk of death  caused by being drawn into rotating vehicle parts Do not insert your hand into rotating parts. Wear closed and snug-fitting work clothes.
Secure area of rotating vehicle components against unauthorized access.
AS00.00-Z-0004-01A
DANGER Risk of injury caused by moving parts that can pinch, crush or  , in extreme cases even sever extremities. Keep body parts and limbs well clear of moving parts. AS00.00-Z-0009-01A
1 Loosen the poly-V-belt (1) and remove from tensioning pulley Swivel torx bolt (2) at tensioning pulley (3) in anti-clockwise direction for this step.
Lock the tension pulley with a pin or mandrel (diameter 5mm).
 
2 Unscrew bracket (4) at tensioning pulley (5) TORQUE SPECIFICATION *BA13.22-P-1001-01A 
3 Remove poly-V-belt (1) from the remaining rollers    
INSPECT Check     
4 Inspect belt pulley and tensioning device for damage and dirt    
5 Check poly-V-belt (1)    
REFER TO MAINTENANCE Check poly-V-belt in visible area for wear   AP13.22-P-1352Z
INSTALLING Install     
6 Place poly-V-belt onto the running rollers of the compressor and the generator    
7 Screw on guide pulley (5) and bracket (4) TORQUE SPECIFICATION *BA13.22-P-1001-01A 
8 Fit on poly V-belt (1), tension NOTES Do not use belt wax or similar products otherwise the poly-V-belt may slip.
IMPORTANT Begin in numerical order of the relevant running diagram with the tensioning pulley: ↓
 
    Layout diagram of poly-V-belt AR13.22-P-3902-02BK 
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 running engine Secure vehicle to prevent it from moving by itself.
Wear closed and snug-fitting work clothes.
Do not grasp hot or rotating parts.
AS00.00-Z-0005-01A
9 Crank the engine and check the belt run    
TORQUE SPECIFICATION SINGLE-BELT DRIVE

Number Designation Engine 112.960/961 AMG
BA13.22-P-1001-01A Bolt connecting guide pulley to compressor Nm 20