However, No. 2, No. 3, the normal use of potential energy on the knife No. 4 can not be normal use of the rotation has not stopped on the 1.
The four bit Holzer component is broken, or the number four is a problem
There is a problem with line 4, the signal is not detected
1-2-3 knife is normal? Can't you find the knife on the number four? The 4 line may be broken or bad contact!
Holzer component position (open the top cover can be seen as commonly referred to as the disk) is not right or damaged. Has not been able to stop because of the knife can not find the signal in place 4.
