Njoy Helios PRO Series User Manual page 19

Pull out
Step 3.
battery box by removing
the two screws on the
front panel.
Step 5. After replacing the
batteries, put the battery
box back to original
location and screw
tightly.
36
the Step 4. Remove the top
cover of battery box and
replace the inside
batteries following
battery kit assembly
procedure.
Step 6. Re-connect the
battery wires and put the
front panel back to the
it
unit.
6.1 Battery kit assembly procedure
the
Step 1. Remove adhesive
tapes.
Step 3. Put assembled
battery packs on one side
of plastic shells and insert
one more defect battery
on the space (without
connecting it).
Helios PRO 1500
Step 2. Connect
battery terminals
following below chart.
Step 4. Cover the other
side of plastic shell as in
the below picture.
all
by
37