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18 results found for Nissens

...Operation of the air-conditioning system depends on a change of the refrigerant’s state that happens in the course of pressure and temperature variations inside the AC loop. Temperature-based diagnostics of components is considered as one of the basic methods to troubleshoot the system...

...Turbocharger system air leaks The turbocharger forces extra air into the engine's combustion chamber, increasing engine efficiency and power output. The turbo operates in demanding conditions, and relies on various systems in the vehicle. Regular vehicle service is of crucial importance...

...AC Servicing - system flushing To perform properly, the AC system must be clinically clean inside the loop. Refrigerant and lubricant working in high temperatures and pressures, as well as components with precise mechanisms (compressor, expansion devices), require cleanliness for optima...

...Blower Fan Troubleshooting Interior blower fans transfer warm/cold air, depending on the set temperature, from the heater/evaporator to the passenger cabin. At the same time, the blower ensures that the air conditioning is performing properly by maintaining airflow through the evaporator....

...Turbo intercoolers under pressure Nissens A significant portion of the current car parc is fitted with a turbo and that will continue to grow. With an increased focus on the environment, as well as greater attention to engine downsizing and fuel economy, the intercooler is being pushed...

...Condenser corrosion possible issues The condenser is placed at the front of the car and is typically attached to other heat exchangers in the engine compartment. The condenser is crucial for the AC system operation. It ensures that the refrigerant changes from a gas to a liquid form. This...

...When to replace a Receiver Dryer The receiver dryer is a filtering unit, located on the high-pressure side of the AC loop, between the condenser and the expansion valve. The receiver dryer's main role is to filter particles and debris in the AC circuit, as well as to absorb any moisture i...

...AC troubleshooting - expansion valve malfunction The expansion valve controls refrigerant flow according to evaporator temperature and the load and cooling demand of the AC system. Nissens explains the symptoms of a failing expansion valve and what steps to take in diagnosing and repair...

...AC Diagnostics - measuring pressures The working pressures diagnostics method, is an easy and cost effective way to troubleshoot major problems within the AC system. The temperature and pressure variations taking place inside the loop and within an AC cycle, are crucial for the refrige...

...AC Condensor NISSENS' TECHNICAL BULLETIN AC SYSTEM COMPONENTS©Nissens A/S, Ormhøjgårdvej 9, 8700 Horsens, Denmark. For further technical and contact information visit our website www.nissens.com. The material and its contents are provided without warranty of any kind, and by publishi...



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