Alternator Regulators - S.E.V. MOTOROLA: Description

SEV Motorola alternators use either an electronic or mechanical type voltage regulator. The electronic unit contains neither mechanical contacts nor relays; it requires no adjustments or maintenance. It is sealed, and if found defective, it should be replaced. The mechanical voltage regulator is a dual contact unit with upper and lower moving contacts. Regulator also contains three resistors and one thermistor.

Fig 1: Regulator Test Circuit

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