Cosen C-320NC, Instruction Manual

Page: 53 / 166

4-17
Error
Code
Error Description Solution
M300 Front vises not clamping Check if the queen valve works
M301 Rear vises not clamping Check if the queen valve works
M303 Lower limit switch error Check if the lower limit switch works
M304 Hydraulic motor not starting Check if the hydraulic motor works
M306 Broken blade detected 1. Check if the speed switch works
2. Check if the blade is broken
M308 Left safety door abnormal 1. Check if the left safety door is shut properly
2. Check if the left safety door limit switch works
M309 Right safety door abnormal 1. Check if the right safety door is hut properly
2. Check if the right safety door limit switch works
M312 Quick approach bar abnormal Check if the quick approach limit switch works
M313 OL1 abnormal Check if the blade motor overload relay has tripped
M314 OL2 abnormal Check if the hydraulic motor overload relay has tripped
M315 OL3 abnormal Check if the coolant pump motor overload relay has tripped
M316 Saw bow upper limit abnormal Check the upper limit switch works
M352 Front vise clamping error 1. Place new material
2. Check if the vise queen valve works
3.Check if the “ no material parameter ” is too low
M357 Saw bow descending error 1. Check if the descend solenoid valve is stuck
2. Check the quick approach bar works
3. Check if the quick approach bar limit switch works
M358 Saw bow ascending error 1. Check if the ascend solenoid valve is stuck
2. Check the quick approach bar works
3. Check the quick approach bar limit switch works
M361 No material 1. Place new material
2. Check if the vise queen valve works
3.Check if the “no material parameter” is too low
M363 PLC battery voltage too low Replace PLC battery
Page 53 Instruction Manual for C-320NC (B090) 08/11/2018