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Brake calliper with integrated handbrake mechanism | HELLA Assembly note for replacement brake callipers General installation note Handbrake callipers are usually set or adjusted so that the distance between the brake lining and the brake disc is at least

Adaptive stop light | HELLA General Information The "adaptive stop light," which is also known as an "active stop light" or "dynamic stop light," is already built into many modern vehicles as an additional safety function. This adaptive stop light function

Starters with different numbers of teeth Data sheet Spare part Starter Please note Different number of teeth Important safety note Technical information and practical tips have been compiled by HELLA in order to provide professional support to vehicle work

Earth (31) – troubleshooting Data sheet Please note Diagnostics usually starts by checking the power supply. In this process, the opposite connection (earth) to the body, engine or battery is often not paid enough attention. However, this connection is jus

General air-conditioning leak detection | HELLA General air-conditioning leak detection General information The detection of leaks and the methods to be used for troubleshooting have already been described in a great deal of technical information. When tro

Coated brake disc | HELLA HELLA "PRO" General information In addition to conventional brake discs, HELLA also has on offer the PRO coated brake disc. General information With these 100% coated brake discs, HELLAis following the constantly growing demand of

Changing the alternator freewheel clutch - the procedure Data sheet Spare part Alternator freewheel clutch Part numbers 9XU 358 038-xxx 9XU 358 039-xxx Mounting instructions Recommended procedure for replacing an alternator freewheel clutch Important safet

Function of the alternator freewheel clutch explained Data sheet Spare part Alternator freewheel clutch Basic knowledge Function, structural design and advantages of the alternator freewheel clutch Important safety note Technical information and practical

Testing the minimum thickness of a brake disc | HELLA General information The manufacturer's specification of the minimum thickness defines the wear limit of a brake disc. This value in millimetres has been stamped on the outer edge or on the brake disc ch

Mercedes - Benz - Xenon headlights | HELLA Mercedes – Benz Xenon - lamp with integrated igniter Read operating hours counter / set counter to zero In some variants, the information about the operating minutes of the xenon lamps is stored in the supply modu