The problem is when a customer wants to add the weight of the motor Inner side (side of the gut) Do not rotate the new machine and machine stops to work normally.
The problem is that when customers want to gain weight, it appears that the motor side Inner (the core) is rotated to a new machine and went to work normally.
A problem when customers want to gain weight and motor side (side Inner filling) not rotate to stop and walk the new machine to use the machine can work normally.