3.1.3.1 External Battery Connection
Use a 1.5 mm2 wire of the maximum length of 1 m for external battery connection. Thread the cable through the mains cable bushing using the larger hole. Maintain polarity while connecting the battery.
Caution
- Make an incision in the silicone bushing as indicated to insert a cable.
- If the external battery is not connected, use a plastic blind to close the mains cable threading hole.