Maintenance and use of drum for concrete mixers

Check the oil level of the gear box of drum for concrete mixers regularly. And add and change the new lubricant oil for friction drum concrete mixer.
Check the wear condition of the jockey pulley of drum for concrete mixers at regular intervals. If necessary, change the new jockey pulley.
During the comprehensive examination, maintain the gear of the gear box and every bearing for friction drum concrete mixer. If necessary, change them.
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