Mercury 75 OptiMax

OUTBOARD INSTALLATION
112 eng
Dual Outboards
Connect a common ground cable (wire size same as engine
battery cables) between negative (–) terminals on starting
batteries.
a - Red sleeve ‑ Positive (+)
b - Black sleeve ‑ Negative (–)
c - Ground cable
d - Cranking battery
(-)
(-)
a
a
b
b
c
d
d
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