B1400033English 1 (2)SB, Pulse transformer loosens, DXR 140, 250,270, 300 & 310, 2014-11SYMPTOM/DESCRIPTIONIt has come to our attention that the Pulse transformer (400VAC =>24VDC) can vibrate loose fromits two mounting brackets (fixed by four torx screws) and thereby cause machine downtime.Typical symptoms:• Blown fuses, incoming power (400VAC shortage).• Blown fuses, F1 fuse rack inside electrical cabinet (400VAC).• Machine stops suddenly during work, (24VDC shortage).AFFECTED AREADXR 140 DXR 2xx/3xx