Code M01-1114: Constant torque disabled
Issue Description & Safety Warning
The Mitsubishi M800/M80 CNC has triggered a critical Constant torque disabled alarm. Immediate attention from a qualified operator or maintenance technician is required to prevent secondary damage to the equipment or spoiled parts during the manufacturing cycle. Always ensure standard safety and LOTO procedures are followed before accessing electrical cabinets.
Official Troubleshooting Steps
Details Constant torque control is commanded to the ax is which the parameter "#2296 SV096(TQC)" (Constant torque control: Stopper-direction torque) setting is "0". Constant or proportional torque stopper control is commanded to the axis which is in movement by auto- matic or manual operation. Constant torque control is canceled to the constant torque control axis in movement by automatic or man- ual operation. Constant torque control is commanded to the proportional torque stopper control axis. Constant torque control is commanded again during the axis movement by constant torque control cancel. Constant torque control axis is at stroke limit or H/W stroke end. Remedy Check the program. Check the sequence program.
Source: Mitsubishi M800/M80/E80 Series Alarm/Parameter Manual (IB-1501279)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
About Mitsubishi M800/M80 CNC Alarms
Mitsubishi controllers include extensive self-diagnostics that flag or halt the machine when a fault is detected. Error code M01-1114 on the M800/M80 CNC identifies one specific fault condition — its documented cause and the official corrective steps are listed above, sourced from Mitsubishi's service documentation. Always confirm against the manual for your exact machine configuration and follow LOTO procedures before servicing.
Complete Alarm List: 722 Mitsubishi M800/M80 CNC codes.
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