Brother International BE-1201B-AC Wiper Problems and Solutions - English - Page 2

Wiper error when turning on the machine or after a trim and the wiper extended caught the thread and retracted all the way • Upper arm cushion is cracked; missing or the screw has broken off causing the solenoid sensor plate to be past the sensor. (See Wiper Assembly Parts Breakdown) • Wiper solenoid arm setscrews on the solenoid are loose or missing. (See Wiper Assembly Parts Breakdown) • Sensor needs adjustment or is no good. (See checking solenoid sensor alignment.) Wiper will not operate at all • Blown fuse on power supply circuit board. (Refer to Instruction Manual) • Wiper solenoid is defective. (See checking the wiper solenoid) • Circuit board is bad. (See checking the voltage to the wiper solenoid) Wiper only moves a little • Wiper solenoid arm screws are loose or missing. (See Wiper Assembly Parts Breakdown) • Nut on positioning spacer, B is either loose or missing. (See Wiper Assembly Parts Breakdown) • Thread presser base misadjusted or bent. (See checking thread presser base and cover alignment) • Thread guide solenoid base needs adjusting. (See checking thread guide solenoid base) • A magic tape in thread presser base is either missing or damaged. (See Wiper Assembly Parts Breakdown) • Upper thread guide hook is bent. (See Wiper Assembly Parts Breakdown) • Wiper holder plate is bent or not adjusted correctly. (See checking thread presser base and cover alignment) 2