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Home >> Mercedes Benz >> 2001 >> 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 guide pulley - AR13.21-P-3350QB

Remove/install poly-V-belt guide pulley - AR13.21-P-3350QB

ENGINE 272.920 in MODELS 203.052 /252 /752 

ENGINE 272.940 in MODELS 203.054 /254, 209.354 /454 

ENGINE 272.960 in MODELS 203.056 /256 /756, 209.356 /456 

ENGINE 272.970 in MODELS 203.087 /287 

ENGINE 272.941 in MODELS 203.092 /292 

ENGINE 273 in MODEL 209 

Fig 1: Identifying Poly-V-Belt Guide Pulley Remove/Install Components
G04732151
REMOVINGINSTALLING Remove/install     
DANGER Risk of injury  caused by fingers being pinched or crushed  when removing, installing or aligning hoods, doors, trunk lids, tailgates or sliding roof. Keep body parts and limbs well clear of moving parts. AS00.00-Z-0011-01A
NOTES Notes on self-locking nuts and bolts   AH00.00-N-0001-01A
1 Open engine hood and raise to vertical position Model 203 AR88.40-P-1000P
    Model 209 AR88.40-P-1000Q
2 Remove front engine cover IMPORTANT Pull front engine cover upward and out of mountings.  
3 Remove poly-V-belt   AR13.22-P-1202QB 
4 Lever off covers (1b, 2b)    
5 Remove bolts (1a, 2a) TORQUE SPECIFICATION *BA20.10-P-1004-01U 
6 Remove guide pulleys (1, 2)    
7 Install in the reverse order    
TORQUE SPECIFICATION COOLANT PUMP, COOLANT THERMOSTAT

Number Designation Engine 272 Engine 273
BA20.10-P-1004-01U Bolt, poly-V-belt guide pulley at coolant pump Nm 35 35