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How can I diagnose electrical faults in the starter?
Fault diagnosis Electrical faults in the starter can mostly to be put down to an overload. This can be due to short-circuits to earth in field and rotor winding, but sometimes also in the winding of...
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How do I prevent damage to starters with ferrite magnets?
General In the case of some starter types, the field windings made of copper or aluminium are replaced by ferrite magnets. Damage Damage that often occurs in the case of these starter types is broken...
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Terminal Designations DIN 72552
This list does not claim to be complete. Information subject to correction.
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Starter: maladjusted ignition/injection pump / Engine misfires
Damage A maladjusted ignition or injection pump can lead to damage to the starter. Common patterns of damage are destroyed overrunning clutches, planetary gear sets, or broken armature shafts and...
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Starters with flange seal
Starters fitted to vehicles from the Ford Mondeo III and Transit series are sealed at the flange by means of a cellular rubber seal. The seal closes the gap between the straight starter flange and the...
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Starters with oil contamination
Pattern of damage A starter contaminated with oil can be recognized by oil deposits in the bearing bell and in the starter. In extreme cases, contamination can be detected immediately due to an oil...
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Overloading of starters
Pattern of damage As a rule, an overloaded starter can be recognized by temper colours on the armature, a burned field winding and a discoloured or burned coil for the solenoid switch. These are...
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Starter overrun
Damage Overrun starters can be recognized via tarnishing on the one-way clutch/pinion, traces of scuffing on the armature shaft, an ejected commutator/armature winding and/or burning of the coil of the...
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Starters with different numbers of teeth
Within the framework of daily garage work, it may be that again and again starters with different numbers of teeth must be fitted. Within the framework of product revisions, it may well be possible...
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