Manson Engineering Industrial SBC-9138 User Manual page 5

Once Self-Testing completed, the LCD display will show as below and remind you the charger are ready for battery
connection.
Once battery connected, the LCD display will show as below and the charger will start to check battery status for 5
seconds before start charging.
Before connecting or disconnecting the charging cable, unplug AC cord from the mains.
First connect the Red battery clamp to the battery Positive + Pole. Then connect the Black battery clamp to the
Negative – Pole of the battery.
Make sure all the connections are secured, double check on the correct polarity.
Double check again for correct selection of Battery Selection Switch (4) for battery type (default at GEL) and Charging
Current Selection Switch (5) for output current setting (default at 100%)
When install in caravans and similar vehicles, the connection to the supply mains is to be in accordance with national
wiring rules.
When charging automotive batteries:
- The battery terminal not connected to the chassis has to be connected first. The other connection is to be made to
the chassis, remote from the battery and fuel line. The battery charger is then to be connected to the supply mains;
- After charging, disconnect the battery charger from the supply mains. Then remove the chassis connection and then
the battery connection.
Please notice the tightness of the power cables battery clamps to the load. If the cables are not secured well
enough, the total resistance of the connecting cables will increase, resulting in a huge voltage drop between the
battery charger to the load.