Roller Maintenance: roller normal life 20000h above, generally do not need maintenance. But use the site and load size, should develop appropriate maintenance date ultra high molecular weight polyethylene resin roller processing, timely cleaning oiling maintenance, clean the float coal. For abnormal sounds and do not turn the roller should be replaced. Roller Maintenance: In order to ensure sealing roller impact and performance of supply of ultra high molecular weight polyethylene resin roller, roller disassemble prohibited. Use of the process, to promptly clean up the bonding material on the roller. Roller found abnormal noise, to the timely replacement maintenance. Using the Operation Instructions and idlers general plan requirements for the belt conveyor will be equipped with the press.