Construction Truck OPERATING INSTRUCTIONS AGES Diagram A BATTERY INSTALLATION FOR CONTROLLER 1.Unscrew the battery compartment cover of remote controller with a screwdriver. (Diagram A) 2.Install 4 x" AA" (1.5V) alkaline batteries with polarity as shown inside battery compartment 3. Scraw on battery compartment cover, TO PLAY 1.Press and screw antenna onto the remote controller. (Diagram B) 2.Push the power switch of remote controller to "ON*POSITION. 3.