Precautions during cleaning:
d) When using compressed air to clean the machine, wear basic eye protection tools (such as safety goggles), the trachea and the gas blown out at high speed have micro-particles, so please do not aim the compressed air trachea at others during the cleaning process;
e) Before cleaning or removing any protective net, the emergency stop switch must be pressed and, if necessary, the power supply must be cut off;
f) Do not damage any safety device during cleaning.