Fuses And Breakers - Quicksilver 875SD Owner's Manual

Quicksilver 875SD — Electrical Systems
Single Engine Battery Switch Operation
OFF Position
Twin Engine Boat / Joystick Piloting Boat
On a twin engine installation (including boats with Joystick Piloting), there is one battery switch that
controls two isolated batteries for the engines. When you turn the battery switch labeled engine
batteries to the ON position, power is provided from both the port engine battery and the starboard
engine battery. The battery switch also has the ability to combine battery banks for emergency
starting. To turn on power to the boat, rotate the switch clockwise 90 degrees to the ON position. To
utilize both battery banks for emergency starting, push the switch in and rotate clockwise 45 degrees.
There is a 3rd battery installed for powering everything else on the vessel. To turn on power to the
boat, rotate the switch labeled house battery clockwise 90 degrees to the ON position.
Twin Engine / Joystick Piloting Battery Switch Operation
OFF Position
NOTE: Never operate or turn off the battery switch when the engine is running as it may cause
damage to electronic components on the boat. Always operate the switch with the engine and
accessories off.

5. Fuses and Breakers

Your boat will either have fuses or breakers protecting the DC electrical system. If you have to replace
a fuse or electrical breaker, replace only with a fuse or breaker of the same rating. The amperage will
be marked on the fuse or breaker, and it is recommended that you carry spare fuses or breakers.
If a fuse or breaker is replaced with one that has a lower amperage, it may not be sufficient to carry
ON Position
Engine Switch
ON Position
House Battery Switch
OFF Position
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Combine Batteries
Combine Batteries
ON Position