When the automatic transfer can manually move but does not move, check whether the automatic transfer state, the automatic mode, detects the feed stroke of the last switch is normal, and whether the line breaks in the limit switch.
Shift automatic when not moving but manual can move, check the shift is in the automatic state, in the automatic state, check the feed last travel switch is normal and the travel switch line is open.
When the load transfer is automatic, it does not move but can be moved manually. Check whether the load transfer is in the automatic state. When it is in the automatic state, check whether the last travel switch of the feed is normal and whether the travel switch circuit is open.<br>