Telwin Defender 8 - Maintenance

- 6 -
Follow the instructions, taking great care to respect the
order given below.
- Remove the caps of the battery charger (if foreseen) so as to
let the gas produced go out.
- Check that the level of the electrolyte covers the plates of
the battery. If these were not covered add distilled water
and cover them up to 5-10 mm.
WARNING: USE THE MAXIMUM CAUTION
DURING THIS OPERATION AS THE
ELECTROLYTE IS A HIGHLY CORROSIVE ACID.
- Make sure the battery charger is disconnected from the
power supply.
- Check the polarities of the battery terminals: positive for
the + symbol and negative for the - symbol.
NOTE: if the symbols are indistinguishable remember
that the positive terminal is the one not connected to the
vehicle chassis.
- Connect the red charge clamp to the positive terminal of
the battery ( + symbol).
- Connect the black charge clamp to the vehicle chassis, at a
safe distance from the battery and the fuel pipe.
NOTE: if the battery is not installed in the vehicle, connect
the clamp directly to the negative terminal of the battery
(- symbol).
CHARGING
- Power the battery charger by inserting the power cable into
the mains socket.
- During this phase the battery charger keeps the charging
current constant.
END OF CHARGING
- The battery charger FULL LED “
” lights up to signal
that charging has ended.
- Disconnect the power supply to the battery charger by
removing the power supply cable from the mains outlet.
- Disconnect the black charge clamp from the chassis of
the vehicle or from the negative terminal of the battery (-
symbol).
- Disconnect the red charge clamp from the positive terminal
of the battery (+ symbol).
- Store the battery charger in a dry place.
- Close up the battery cells with the appropriate plugs (if
present).
MAINTENANCE (enabled in TRONIC or PULSE TRONIC
mode only)
- Leave the battery charger connected to the mains.
- Do not interrupt the charge process.
- Leave the charge clamps connected to the battery even
after the charge process has been completed.
The battery charger will automatically interrupt and reboot
the charge phase maintaining the battery voltage within the
product default voltage range.