d) If abnormal sound and abnormal conditions are found in the work, they should be stopped immediately for careful inspection;
e) Troubleshooting mechanical faults should be arranged for personnel with mechanical knowledge and mechanical repair experience to ensure the safety of personnel and machines;
f) The oil pump inlet filter screen of the lubrication system should be cleaned regularly (to avoid the blockage of the oil circuit, unable to supply oil to each required oil, resulting in serious wear of the machine), the new machine is cleaned once a week in the first two months, and then it can be cleaned every half a month to ensure that the oil circuit is smooth and the lubrication is in place.