Mercury 225 HP - Battery Cable Connections to the Battery (Dual Outboards)

225 (4-STROKE) INSTALLATION MANUAL
Page 10 of 16
DUAL OUTBOARDS
Connect a common ground cable (wire size same as engine battery cables) between nega-
tive (–) terminals on starting batteries.
(–)
(–)
d
d-Ground Cable (Same Wire Size As Engine Battery Cable) – Connect Between
Negative (–) Terminals