mercury Workshop Repair Guides

Mercury Workshop Service and Repair Manuals

Electrical Specifications|Page 4233 > < Engine - Grinding Rattling Noises
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Starter Motor: Electrical Specifications

Item.....................................................................................................................................................................................................................Specification

Normal engine cranking speed.............................................................................................................................................................................200-250 rpm
Starter motor maximum load current draw................................................................................................................................................................800 amps
Starter circuit maximum voltage drop (engine at normal operating temperature).........................................................................................................0.5 volt
Starter motor no load current draw.........................................................................................................................................................................60-80 amps
Starter motor normal load current draw..............................................................................................................................................................130-190 amps

Electrical Specifications|Page 4233 > < Engine - Grinding Rattling Noises