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Technical Bulletin
- Mitsubishi Rear Wheel Bearing Kit Replacement
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May 03
- Blue Print (202) Contact
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...INF063 Mitsubishi Rear Wheel Bearing Kit Replacement Rear Wheel Bearing Kit ADC48311 It may be necessary on some vehicle fitments to re-shim the rear wheel bearing pre-load. This is done with the use of shimming snap rings A, and shimming gaskets B. These are not supplied in the wheel be...
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Technical Bulletin
- Fiat Punto MK 2 - Control lamps stay on after ignition off
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Apr 03
- Hella Ireland (1757)
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...Fiat Punto build year 09.1999 Illumination of the control lamps after switching off the engine. If, on this vehicle, the customer complains that the control lamps in the instrument cluster illuminates after switching off the engine and ignition, a possible cause could be a software mis...
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Technical Bulletin
- Fiat Punto (188) - Condensation water in passenger compartment
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Apr 03
- Hella Ireland (1757)
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...Fiat Punto (188) all models with air conditioning Ingress of condensation water into the passenger compartment. If, on this vehicle, the complaint is that condensation water ingress into the passenger compartment, a possible cause could be a blocked condense water drain. To rectify the...
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Technical Bulletin
- Seat Alhambra - Air conditioning failure, slow loss of refrigerant
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Apr 03
- Hella Ireland (1757)
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...Seat Alhambra, build year 06/2000 Air conditioning functionless, slow loss of refrigerant. If on this vehicle the air conditioning is functionless due to missing refrigerant or a slow refrigerant loss is found, a possible cause could be a leaking filter/drier housing. The filter/ drier...
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Technical Bulletin
- Causes of aircon noise
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Apr 03
- Hella Ireland (1757)
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...Causes of noise Hints for fault diagnosis of noises and compressor exchange The following notes should be observed for fault diagnosis (noise sources) and before every compressor exchange: • Check all the retaining bails and mounting points for cracks, missing bolts or nuts. Any vibra...
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Technical Bulletin
- Alfa 156 - Speed of interior fan suddenly changes
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Apr 03
- Hella Ireland (1757)
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...Alfa 156, all versions / Sun-Sensor The speed of the interior fan suddenly change. Through an abnormal function of the sun-sensor in contact with the A/C control, the speed of the interior fan can alternate. This concerns vehicles, up to the identification number : 206065. In the case o...
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Technical Bulletin
- Alfa 166 2.4 JTD - Radiator fan runs permanently
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Apr 03
- Hella Ireland (1757)
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...Alfa 166 2.4 JTD Radiator fan runs permanently Due to a defect control relay the radiator fan permanently runs. If the above mentioned fault occurs, although the ignition key is removed, the cause could be the control relay of the first fan stage. The contacts in the relay burn and w...
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Technical Bulletin
- Air Conditioning Compressors
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Apr 03
- Hella Ireland (1757)
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...Air Conditioning Compressors General The AC compressor is driven by the engine via a poly-V-belt or multiple V-belts and compresses or pumps the refrigerant in the system. There are different types of compressors. Function The refrigerant coming from the evaporator is sucked into the...
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Technical Bulletin
- VW - Pressure sensor failure
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Apr 03
- Hella Ireland (1757)
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...VW Failure of the pressure sensor A permanent on/off- switching of the air-conditioning system can be caused by a faulty pressure sensor (not pressure switch). For example, water admission among others can lead to a malfunction of the sensor. This concerns particularly sensors before th...
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Technical Bulletin
- Aircon Retrofit Sets
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Apr 03
- Hella Ireland (1757)
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...Technical Information Retrofit Sets General points The European Parliament has decreed (Gazette no. 2037/2000) that conventional refrigerant (R12) must be replaced by chlorine-free refrigerant (R134a) from 01.01.2001 onwards whenever air conditioning systems have to be opened for main...
