...Mahle Technical Messenger Issue no. 08/2023 Causes of a defective resistor on the interior blower Replacing a defective resistor on the interior blower often fixes the obvious issue without addressing its underlying cause. If the motor of the interior blower will only run at its hi...
...Technical Messenger 06|2023 Problems with the installation of the OC 248 spin-on oil filter When converting a minibus into a camper and adding an additional oil cooler, the oil filter area can become tight and complicated. The new oil cooler might interfere with feed and return lines, oil...
...Mahle Technical Messenger Issue no. 07/2023 Notes on the function and replacement of oil control rings (fire rings) Correctly installed fire rings ensure optimal compression and extend the service life of diesel engines. Cylinder liners with an oil control ring, also known as a...
...Technical Messenger 04|2023 Installation notes for the oil filter insert OX 1141D Mounting the O-rings correctly for the oil filter insert OX 1141D is necessary for proper lubrication. While the oil filter insert comes with all necessary sealing rings, their positioning can be mixed up ea...
...Mahle Technical Messenger Issue no. 04/2023 Installation notes for the oil filter insert OX 1141D There is a risk of inadequate lubrication if the O-rings are mounted incorrectly. The oil filter insert OX 1141D is supplied with all required sealing rings. However, if they are not mou...
...Technical Messenger 03|2023 Instructions for fitting piston rings When not fitted correctly, piston rings can cause serious damage to a vehicle's engine. That's why it's crucial to keep the following steps in mind: - Make sure you have the correct piston ring set for your pi...
...24 Apr Mahle Technical Messenger Issue no. 05/2023 Polymerization of refrigerant R1234yf Polymerization of the refrigerant R1234yf can lead to the total failure of the A/C service unit. In isolated cases, polymerization may occur when A/C service units are filled with the refrige...
...Mahle Technical Messenger Issue no. 03/2023 Instructions for fitting piston rings Incorrectly fitted piston rings can give rise to several types of damage. When fitting piston rings on new pistons, the following steps need to be taken to achieve optimal results and to avoid damaging...
...Technical Messenger 02|2023 Characteristic features of electric air conditioning compressors When servicing and replacing electric air conditioning compressors, there are several peculiarities to keep in mind. Contrary to conventional compressors, the electric motor for the drive comes in...
...Characteristic features of electric air conditioning compressors Please pay special attention to the following points when servicing and replacing electric air conditioning compressors. Air conditioning compressors for electric and hybrid vehicles Air conditioning compressors for el...