ERROR

[drunkmonk]

your just missing a " at the end of your up_machine_lever_+i
this should fix it.
for(int i=1;i<=6;i++){
AddLocalVarInt("up_value", GetLocalVarInt("up_machine_lever_"+i));
AddLocalVarInt("down_value", GetLocalVarInt("down_machine_lever_"+i));
}
}