1985 OMC 65, 100 and 155 HP Models Commercial Service Manual, PN 507450-D, Page 340Get this manual
Starter Circuit CheckRemote Electric Models
Step Procedure Remove black lead from ground Result aIf meter does not read any voltage, proceed to STEP 2bIf meter reads 12 volts (battery voltage) reconnect black lead to ground and proceed to STEP 6
Check voltage between ground and point
ill starter to solenoid cable
from check point
Steps thruRemove
CD Connect voltmeter between point CD
at check point and common engine groundTurn key switch to start position Voltmeter should show 12 volts (battery voltage)
prevent starter engagement while making checksCheck voltage between ground and point
Connect meter at
switch to "start" position
aIf meter reads 12 volts (battery voltage), lead is open between
In STEPS thru turn key "off" position before disconnecting and connecting meterTurn key to "start" position after making con nection where requiredCheck voltage between ground and point Connect meter at