Brother International KM-430B Network Users Manual - English - Page 41

TROUBLESHOOTING CHART Trouble Cause Check Remedy Page Clutch lever does not turn up enough. Clearance between stop cam and stopper Adjust clutch lever position 27 Ball presser plate is in wrong position in longitudinal directions in low speed operation. Ball presser plate Clutch does not engage, and machine operates conti- - nuously. Ball presser plate is in wrong position in sidewise directions in low speed operation. Clutch lever spring is not enough. pressure - Ball preser plate Clutch lever spring pressure - Ball presser plate is out of oil. Ball presser plate oil Adjust ball presser plate position 27 Adjust ball position. presser plate 27 Adjust clutch lever spring pressure, or replace spring. 30 Supply oil to ball presser plate wick, or apply grease to it. Roller holder is in wrong position. Clearance between roller holder and roller Adjust roller holder lev position. 26 Ball presser plate is in wrong posi- tion in longitudinal directions in low speed operation. Ball presser plate Machine stops in low speed operation. Ball presser plate is in wrong posi- Lion in sidewise direcitions in low speed operation. Clutch lever does not turn up enough. Ball presser plate Clearance between stop cam and stopper Adjust ball presser plate position. 27 Adjust ball presser plate position. 27 Adjust clutch lever position. 27 Clutch plate gets hot. Stop cam gets hot. Low-speed belt tension is not enough. 1.ow-speed belt tension Adjust low-speed belt to yield about 10 mm. High-speed pulley is slipping in high speed operation. High-speed pulley torque Adjust ball presser plate position, or remove pulley 27 washer. Low-speed pulley is slipping in low speed operation. Ball preser plate position in longitudinal directions Ball presser plate position in sidewise directions Adjust ball presser plate position. 27 Clutch lever does not turn up enough. Clearance between stop earn and stopper Adjust clutch lever position. 27 -39-