Control System of OMT Slurry Ice Machine : Generally, the control system will act by a control box, stainless steel type and buttons control . a touch screen panel also available. Mini Tube Ice Machine, China Ice Block Machine, Professional Ice Making Machine, Industrial Ice Making Machine,1 Ton Tube Ice Machine. Small ice block machine for beginners: These ice machines, which are suitable for small commercial businesses or even home use, can cost anywhere from $1,800 to $5,000. Ice block size available will be from 2.5kg to 10kg. The product will supply to all over the world, such as Europe, America, Australia,Tunisia, Madagascar,El Salvador, Curacao.3. check the Refrigeration System, before that pls check the pressure gauge to see if the pressure are in proper, if no gas there are leakage, once leakage are happens, pls check all the welding points and do the repair welding. if pressure are in order, pls also check the dryer filters, condenser fan and compressor for sure.