2. During work <br>① It is strictly forbidden to feed easy entanglement and large impurities in the feeding bucket of the elevator. <br>② When the hoist is working, it is strictly forbidden to reach into the feeding port. <br>③ The plug-in board under the working condition of the hoist should be plugged and unplugged in the stopped state. <br>④ When the fan is working, it is strictly prohibited to stand at the fan port. <br>⑤If the machine breaks down, it should be shut down for maintenance immediately, and it is strictly forbidden to remove the fault during operation. <br>⑥ In case of sudden power failure during operation, the power must be cut off in time to prevent the sudden start of the machine after the power is received, which may cause an accident.
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