Mercury MerCruiser MCM 502 Mag MPI

CHARGING SYSTEM
SERVICE MANUAL NUMBER 23
90-861326--1 MARCH 1999 Page 4C-29
Battery Isolator Diagram
72934
a
b
c
d
e
f
c
d
g
f
h
1
2
22
A
BB21
a-Circuit Breaker
b-Harness Connector
c-Alternator
d-Starter
e-Cranking Battery
f-Ground Stud
g-Auxiliary Battery
h-Isolator
1-Disconnect Orange Wire From Alternator Battery Terminal. Splice Sufficient
Gauge Wire To The Orange Wire And Connect As Shown.
2-8 Gauge Minimum
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Index