My vacuum oil filter doesn't filter. Consult an expert
Vacuum oil filter can not filter the oil, there are many reasons for the failure, you say is not very clear. Not pumping, heating system damage, vacuum pumps, motors and other damage may cause oil filters can not be normal.
As a kind of non-standard machinery and equipment, non professional personnel is best not to self disassembly and installation, troubleshooting appear professional needs, so suggest you pick up the oil filter company purchasing telephone calls, seek professional customer service service
Vacuum oil filter can not work properly, you should first think of is the direct dial phone manufacturers, the company let oil filter arranged professional and technical personnel on-site to solve, which is the least of the customer service service, but at least you as a consumer rights.
