1. The ball valve can be disassembled and disassembled only when the pressure before and after the ball valve is removed.
2. When reassembling the ball valve body, the bolts must be tightened symmetrically, gradually and evenly.
3. The cleaning agent should be compatible with rubber parts, plastic parts, metal parts and working medium (such as gas) in the ball valve. When the working medium is gas, gasoline (GB484-89) can be used to clean the metal parts. Clean non-metal parts with pure water or alcohol.
4. The decomposed individual parts can be cleaned by dipping. When cleaning, remove all grease, dirt, glue, dust, etc. adhering to the wall surface.
