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Inspect poly-V belt for wear and damage - AP13.22-P-1351MCC

ENGINE 132.9, 660.9 in MODEL 451.3/4 

Shown on model 451.331 with engine 132.9 and code (I01) Air conditioning Plus 

Fig 1: Inspecting Poly-V Belt For Wear And Damage - Shown On Model 451.331 With Engine 132.9
G10977933Courtesy of MERCEDES-BENZ USA

Damage profiles 

Fig 2: Inspecting Poly-V Belt For Wear And Damage - Damage Profiles
G10977934Courtesy of MERCEDES-BENZ USA
REMOVING Remove     
DANGER Risk of injury  . Moving parts can pinch, crush or, in extreme cases even sever extremities. No parts of the body or limbs should be within the operating area of the mechanism when the components are moving. AS00.00-Z-0009-01A
DANGER Risk of death  caused by vehicle slipping or toppling off of the lifting platform. Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by vehicle manufacturer. AS00.00-Z-0010-01A
1 Raise vehicle with vehicle lift    
2 Pull out pins (2) using suitable pliers from the expansion clip (1), remove expansion clip (1) and cover (3)    
INSPECT Check     
3 Turn engine at the center bolt (6) of the crankshaft in the direction of engine rotation and check poly-V belt (5) and poly-V belt of refrigerant compressor (4) for wear and damage    
REFER TO TESTING & REPAIR Remove/install poly-V belt ENGINE 132.9 in MODEL 451.3/4 (except 451.334/380/480) AR13.22-P-1202MCC
REFER TO TESTING & REPAIR Remove/install poly-V belt ENGINE 660.9 AR13.22-P-1202MCD
REFER TO TESTING & REPAIR Remove/install poly-V belt of starter-alternator ENGINE 132.910 in MODEL 451.334/380/480 AR13.22-P-0005MCC
REFER TO TESTING & REPAIR Remove/install poly-V belt for compressor ENGINE 132.9 with CODE I01 (Air conditioning Plus) AR13.21-P-1202MCC
REFER TO TESTING & REPAIR Remove/install poly-V belt for compressor ENGINE 660.9 with CODE I01 (Air conditioning Plus)
IMPORTANT The poly-V belt of refrigerant compressor (4) is only fitted to vehicles with code (I01) Air conditioning Plus.
Apply chalk marking as a starting point on the poly-V belt (5) and on the poly-V belt of the refrigerant compressor (4).
AR13.21-P-1202MCD
INSTALLING Install     
4 Position cover (3), insert expansion clips (1) and press in pins (2)    
5 Lower vehicle with vehicle lift