1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 199Get this manual

1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 199

STARTER MOTORAUTO LITE DESCRIPTION The starter utilizes on integral pOSitive -en agement drive When the starter is first
cannot be checked while starting molar is mounted on enginetartin 's tem, however can be checked for exce ive res tance in
starting ci rcuit whi ch could cause battery to fun down CRANKING CIRCUIT TEST t.xcessive resistan in ta!'ter ir::uit can
be termin from results of this test test connections as shown in igure 2Crank engine with igni ti on "OFF" by dis connecting
and grou!lding high tension lead from igniti on coi and by conne cting jum per fro,n battery terminal of slarter lay to "5"
terminal of relay Voltage drop in circuit witl be indicated by voltm tel' (0 to volt range)Maximum allowab le voltage drop
should be: 1With vo ltmeter negativ(-l le ad onn ected to starte terminal, and positive (+) lead con nected to battery positive
termina (Figure 2), connection (1) .5volt 2With voltmeter negative (-) lead connected to battery terminal of starter relaand
positive (+) lead conne ted to posi tive terminal battery (Figure 2), onnection (2) 0.1 volt3With voltmeter nega tive (-)