Bosch GCY30-4 Operating/Safety Instructions Manual page 12

D. Insert the GCY30-4 module 2 into the power tool. Make
sure that the terminals inside the tool and the module
align.
2
E. Insert the battery 1 into
the GCY30-4 module 2
with the plus terminal
facing upwards. It is not
necessary to push in the
battery.
12
D
1
E
2