BENETEAU First 20, Owner'S Manual

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189143 RCD-2
Index A
Maintenance
- Avoid charging batteries to a voltage greater than 14,6 V.
- Keep the batteries clean and dry.
- Regularly check that the terminals and connection cables are clean. If necessary, apply a thin coating of paraffin on the
terminals, to prevent corrosion.
- Regularly recharge all of the batteries onboard.
- Continuously maintain the charged batteries: this determines their length of life.
- Avoid long periods of electrical inactivity (for example when wintering the boat).
Maintenance of lead batteries
- Every year check the water levels in the batteries, and if they are low top them up with distilled water.
- Keep all metallic objects away from the batteries.
- Lead batteries contain sulphuric acid: Be careful not to knock them over whenever handling them.
8.2.2 Battery switch
- Manual battery switches: to make the system live, manually turn the positive and
negative battery isolator switches.
Positive battery isolator switch Battery switch of negative terminal
- All work carried out on a battery must only
be carried out by someone qualified to do so.
Whenever working on a battery, wear safety
goggles and protective clothing.
- Never smoke or produce a spark near a
battery: risk of an explosion.
- If any acid accidentally splashes on your
skin or in your eyes thoroughly rinse it off
immediately with fresh water. See a doctor
immediately.
- Never touch the battery terminals: danger of
electric shock.
- Refer to the manufacturer's instructions for
use and maintenance.
- IT IS IMPERATIVE TO DISCONNECT THE
BATTERY CHARGER BEFORE
DISCONNECTING THE BATTERY
TERMINALS FOR MAINTENANCE.
- Turn off all battery breakers before leaving
the vessel: risk of complete discharging of
whole battery bank .
- Avoid touching the battery breakers when
they are live.
- Never switch off the battery breakers when
the boat's engine is running (risk of serious
damage to the charging circuit).
Electrical system