Evinrude E-tec 75 HP, Service Manual

Page: 36 / 344

36
INSTALLATION AND PREDELIVERY
BOAT RIGGING
Battery Switch Requirements
Battery switches must meet the following require-
ments.
•
The switch must be approved for marine use.
•
The switch must be a “make before break”
design to protect the charging system from a
no-load condition.
•
Switch amperage rating should be adequate for
the outboard it will be used on.
•
Use one battery switch for each outboard
installed.
•
Use the appropriate sized wire and terminals for
all connections.
•
Use AWG stranded copper wire.
Battery Switch Location
•
Always locate battery switch(s) as close to the
battery(s) as possible.
•
Locate switch so that it cannot be accidently
bumped or switched.
•
Refer to the battery switch manufacturer’s
installation instructions for specific information
related to the installation of switch.
•
Fasten all battery switches to solid surfaces.
•
Route wiring as directly as possible.
•
Support the battery switch as needed to prevent
abrasion.
•
Use appropriate wiring and connectors.
•
Seal all connections and terminals with liquid
neoprene or electrical sealer to prevent corro-
sion.
IMPORTANT:
Insulate all battery positive (+)
terminals to prevent shorting.
Battery Switch Operation
•
Select the primary battery for normal operation.
•
Secondary batteries should only be selected for
emergency starting.
•
ALL or BOTH switch position is for emergency
starting only.
Provide operator with the documentation sup-
plied by the battery switch manufacturer. Make
sure that the operator is informed of proper
battery switch operation.
IMPORTANT:
The negative (–) terminals of a
multiple 12-volt battery installation must be con-
nected together.
1. Starting battery (primary)
2. Accessory battery (secondary)
3. Cable connecting negative (–) battery terminals
DRC7284
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