Fault & Solutions
LST900/900D
EN
LESITE
Fault
Screen shows
nothing
Power failure or low voltage
Check the voltage and power wire
Replace fuse 15A
Power fuse has blown
Power switch doesn't work
Replace the power switch
Speed knob can't
be adjusted
or the motor
moves at a
abnormal speed
Replace the motor
Motor doesn't work
Drive board fuse has blown
Replace the drive board fuse
Replace the speed knob
Speed knob doesn't work
Sensor can't detect the data
Drive board doesn't work
Replace the drive board
Replace the photo sensor board
and sensor wire
Hot wedge
doesn't heat
Replace the heating tubes
Heating tubes do not work
Hot wedge doesn't work
Drive board doesn't work
Replace the drive board
Replace the hot wedge
Replace the drive board
Drive board doesn't work
Motor doesn't
move
Motor fuse has blown
Replace fuse 1A
Replace the power switch
Power switch doesn't work
Causes
Solutions