Conditioner compressor drive belt

When cchecking the belt tension, also check that the actual belt is intact and for: • cuts • cracks • material surface wear (smooth and shiny) • dried or stiff parts (lack of adherence) If one of the above defects is found, change the belt.

WARNING: The contact of the belts with oil or solvents can damage the elasticity of the actual belt rubber and reduce its adhence.

Conditioner compressor drive belt

Checking and tensioning

- Set the car on a lift and raise it.

1. Proceeding as illustrated, measure the tension of the belt using tool no. 1.824.018.000 (C.2.0131).

630 ÷ 800 N
360 ÷ 520 N

- Check that the values measured using the special tool are within the specified limits.

Tensioning of conditioner compressor Poly-V drive belt

NOTE: The belt should be tensioned after a brief running-in period, as follows: - bring the engine to normal operating temperature; - turn off the engine and wait for it to cool down; - retention the belt to the specified value.

- If the belt tensioning values are incorrect, proceed as follows:

1. Slacken the two screws fastening the belt tensioner guide.
2. Slacken the locknut, then turn the micrometric tensioner screw until the specified belt tension is obtained.

- Tighten the micrometric tensioner locknut and the two screws fastening the belt tensioner.

To replace the conditioner compressor drive belt, adapt the above-mentioned procedure appropriately.

Power steering drive belt

Checking and tensioning

- Set the car on a lift and raise it.

1. Proceeding as illustrated, measure the tension of the belt using tool no. 1.824.018.000 (C.2.0131).

630 ÷ 800 N
360 ÷ 520 N