SEAT Workshop Service and Repair Manuals > Leon Mk2 > Heating, ventilation, air conditioning system | Air conditioner with refrigerant R134a | Technical data | Check for possible leaks in the refrigerant circuit | Locating leaks in the refrigerant circuit with the leak detectorSAT 4007B

Locating leaks in the refrigerant circuit with the leak detectorSAT 4007B

Locating leaks in the refrigerant circuit with the leak detector -SAT 4007B-

Note

Small leaks may be visually located, for example, with a fluorescent medium, such as the leak detection additive -SAT 4007B-.

Leak detection:

–	When the refrigerant circuit is completely empty, fill with 100 grammes of refrigerant, with the a/c load station replaced by SAT 4006D -SAT 4006C-.

–	Add leak detection additive -SAT 4007/2- to the refrigerant circuit, and inspect the refrigerant circuit with an UV lampUV lamp - replaced by SAT 4007B/3 -SAT 4007/3-.

Note

The leak detection additive may remain inside the refrigerant circuit.

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