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Technical Information n° 33 01/03/2018
6)
Check that the oil quantity and type comply with the manufacturer's instructions. After checking or
filling the oil, rotate the compressor pulley several times to distribute the oil inside.
7)
For proper maintenance, it is recommended to use new O-rings and new gaskets.
8)
Fill or refill the coolant with the right amount, according to the instructions. Only use the specific
coolant for the vehicle!
9)
Check the tension of the poly-V belt, and replace it in case of shrinkage or reduced resistance.
10)
After installing the compressor you may need to reset the failure indication in the control unit
(ECU).
11)
The engine must be started and let run at idle for a few minutes in order to check for any
problems or leakage of gas from the components of the system.
GENERAL INFORMATION
Requirements
1)
Any intervention on air conditioning systems should only be carried out by qualified and
specialized personnel.
2)
The current guidelines and legislation in force must be observed.
Determining and eliminating the causes of failures
The reasons of the malfunctions can sometimes be determined when components are disconnected, so it
is essential to be careful during the disassembling.
Pay attention to the possible reasons of the malfunctions in the area around the air conditioning system
(eg transmission belt, belt tensioner, free wheel drive, electrical outlets, leaks, etc.).
Eliminate the reasons of the failure.