Vacuum molding machine installation and what are the common fault offset method

A brief introduction of vacuum molding machine installation and what are the common fault offset method? Suction machines in common fault offset: 1. 2. 3. Can't work on vacuum degree: gas circuit impassability, hand valve or electromagnetic valve is not closed, vacuum pump motor belt is loose, damage of vacuum gauge. 4. 5. 6. 7. 8. Detailed in the suction machines in use: choose ( PVC) Please choose ( PVC) Special adhesive, also must have all the data, according to the above data necessary to set reasonable data to obtain the ideal quality and economic benefit.