3. Place the battery into corresponding position in battery tray one by one according to internal battery connection
shown in Figure 6-1, and then use the spanner and sleeve to connect the battery cables. After all the batteries are
placed into the battery trays, lead the connection terminals between battery trays.
4. According to Figure 8-5, insert the trays with batteries installed into the battery compartment one by one, and ensure
the No.1 ~ No.5 battery trays correspond to No.1 ~ No.5 layers (from top to bottom) of the battery compartment,
otherwise the battery voltage may be abnormal.
Warning
The battery tray shall be installed from the bottom layer upwards, to avoid falling over caused by high gravity center.