Answer: First open the adjustment mode: (1) From the front room to the back room, press the forward button F3 of the pusher until the signal light 1 of the material hook hooked to the tray lights up, and then press the back button F4 of the push-pull device to move the tray Pull out until the material tray reaches the pulling position, Research on Sintering Technology of Silicon Carbide Ceramic Material the material hook is unhooked [unhook light 2 lights up] press F5 to open the middle door, press F3 to push the material tray into the back room, push it to the position and 4 lights up, the material hook returns to 5, The middle door is closed, the material hook returns to the original position, and the action stops. Effect of Vacuum Annealing on Alloy Sheet (2)The material tray goes from the back room to the front room, firstly raise the lifting platform, press the F3 material hook to 11, open the middle door, stop the material hook to 4, then press F3, Vacuum oil quenching and tempering spring steel wire (3)the material hook to the 13 grabbing position, Press F4, the material hook reaches 14, close the middle furnace door, the lifting table goes down to the oil tank, and the material hook returns to the original position.Ceramic-To-Metal Vacuum Brazing Services