check if battery wires are inserted through hole (p41)
insert 4 “AA” batteries into the “battery box” in the robot (p51)
insert 3 “AAA” batteries into the “battery holder” in the remote control (p51)
set the “speed shift lever” to the desired uniform speed on both gearboxes (p51)
turn on the power switch on both the robot and the controller
select desired channel on both the robot and controller by using the “SELECT” button and it is important that you have the same channel on robot and controller (p52)
point or angle the controller towards the robot (p52)
check the orientation of the “wheel shaft” and “change speed lever” for the left and right gearboxes (pp22&23)
if only one tractor rotates, check to see if bushing is completely inserted into the gearbox
Only one motor/wheel turns
check to see if the motor is in its placeholder and engaged with the crown gear
PCB controller & main PCB compatibility
080310 (controller & main) Lot#B3805715K (NEW)
060922 (main) & 060313 (pcb) Lot#A3504715K (OLD)
PCB Controller Not Working
Check the bottom right of the controller PCB for a serial number, either 080310 or 060313. This number should match up with the number on the robots main PCB. If not, there is a compatibility issue.