View difference between Paste ID: kYzwB3T5 and EEvRQNv0

 function SwitchREC()
    if not turtle.attack() then
 	print "Couldn't dismantle the Redstone Energy Cell"
 	return false
    end
    sleep(1)
    if not turtle.place() then
 	print "Couldn't place a Redstone Energy Cell"
 	return false
    end
    tries = 0
    while not turtle.suckDown() do
 	sleep(1)
 	tries = tries + 1
 	if tries>10 then
 		print "Couldn't get the Redstone Energy Cell from the inventory under me"
 		return false
 	end
    end
    return true
 end
 
 function CheckRefuel()
 	if turtle.getFuelLevel() < 5000 then
 		print "Refueling"
 		turtle.select(2)
 		if not turtle.suckUp() then
 			print "Couldn't find any (fuel)items in the inventory above me"
 			return false
 		end
 		if not  turtle.refuel() then
 			print "Couldn't use the items I got from the inventory above me to refuel"
 			return false
 		end
 		turtle.select(1)
 	end
 	return true
 end
 
 function Tele()
 	if not peripheral.call("back", "teleport") then
 		print "Teleporting failed"
 		return false
 	end
 	sleep(1)
 	return true
 end
 
 function WaitUntilFull()
 	print "Waiting for a full Redstone Energy Cell"
 	while not peripheral.call("right", "get")["Full Energy"] do
 		sleep(10)
 	end
 end
 
 function WaitUntilEmpty()
 	print "Waiting for an empty Redstone Energy Cell"
 	while not peripheral.call("right", "get")["No Energy"] do
 		sleep(10)
 	end
 end
 
 
 while true do
 
 	WaitUntilFull()
 	if not SwitchREC() then
 		break
 	end
 	if not CheckRefuel() then
 		break
 	end
 	if not Tele() then
 		break
 	end
 	WaitUntilEmpty()
 	if not SwitchREC() then
 		break
 	end
 	if not Tele() then
 		break
 	end
 end