Cosen V2026NC, Instruction Manual

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Page 2 – troubleshooting

Provides suggestions on troubleshooting. 9
pages in total.

Also refer to below Table for error codes,
descriptions and solutions.

Press Home to return to the main control menu.

Press Next to go to the troubleshooting support
page.
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 the blade motion detector01
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 Blade motor overload Check if the blade motor overload relay has tripped
M314 Hydraulic motor overload Check if the hydraulic motor overload relay has tripped
M315 Coolant pump overload 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