Inspect poly-V-belt for wear and damage

AP13.22-B-1351A

Inspect poly-V-belt for wear and damage

16.10.2019

Engine

904.9, 906.9 in model 368, 382, 384

Engine

924.9, 926.9 in model 368, 382, 384

Engine

926.910 in model 634.001

1

Water pump pulley

2

Anti-vibration pulley

3

Alternator's pulley

4

Tensioning roller

1

Water pump pulley

2

Anti-vibration pulley

3

Alternator's pulley

4

Tensioning roller

5

Tensioning roller



Check

1

Open the engine access cover

Refer to the body makers instructions.

 Access to perform the maintenance and repairs varies according to the bodywork type/manufacturer of the bodywork.

2

Remove inspection hole cover on timing case and install turning device

 Engine 904.9, 906.9 in model 368, 382, 384
Engine 924.9, 926.9 in model 368, 382, 384
Engine 926.910 in model 634.001
Turning device

*904589046300

3

Turn the engine step by step with the engine turning device , examining the entire perimeter of the drive belt for wear or damage

Deterioration aspects of the Poly-V drive belt.

Damage profiles for a poly-V belt 

AP13.22-B-1351-01A

 Replace the worn or damaged drive belt.

 The belt tension and deflection is automatically corrected.

  
Turning device

*904589046300

4

Remove the turning device and install the inspection hole cover of the engine housing