Johnson J10RLSUR, Service Manual

Page: 75 / 229

73
ELECTRICAL
ELECTRIC STARTER TESTS
4
STEP 3
Move the voltmeter red lead to the start switch
connection. Check the voltage between the start
switch connection and rectifier terminal.
•
If the voltmeter shows 12 V, go to STEP 4 .
•
If the voltmeter shows 0 V, test the positive (+)
battery cable.
STEP 4
Move the voltmeter black lead to powerhead
ground. Check the voltage between the start
switch connection and powerhead ground.
•
If the voltmeter shows 12 V, go to STEP 5 .
•
If the voltmeter shows 0 V, clean and tighten the
rectifier terminal screw.
STEP 5
Move the voltmeter red lead to the start switch
output lead. Push the start button. Check the volt-
age between the start switch output lead and pow-
erhead ground.
•
If the voltmeter shows 12 V, go to STEP 6 .
•
If the voltmeter shows 0 V, check the start
switch, start switch wires and start switch con-
nection.
STEP 6
Remove voltmeter red and black leads. Connect
the start switch output lead to the starter terminal.
Push the start button. Check for correct operation
of the starter.
•
If the starter runs, check the condition of the
pinion.
•
If the starter does not run, service the starter.
Refer to
ELECTRIC STARTER SERVICING on
p. 77.