Connection of air tightness checkLeakage from the connections must not be. Do not also make great power connection parts such as hoses and screw. Leak in air-tight verification, please using the dye (snoop, etc.).
there must be no leakage from the connecting portion. Also it MUST NOT add a large force to the connection portion such as a threaded portion and hoses. Please using leak detection solution to check the air-tight (the snoop, etc.).
The connection tightness checkFrom the connecting part can not be leaked. Also, don"t add a large force on the connecting portion of the hose and a threaded portion and the like. Leak detection of sealed liquid (snoop, etc.).