How to solve lyophilization equipment supplier in China

Lyophilization equipment supplier in China This situation first needs to check the drain valve rubber seal valve. It is recommended to remove the right side plate of the machine and then unscrew the drain valve, plug the nozzle with a rubber stopper and then vacuum.
Lyophilization equipment supplier in China If the vacuum is required for the job, the problem lies with the drain valve seal. Usually caused by adhering dry residue and rag head. It is recommended that the vacuum is used to blow off the deposit on the drain valve (80).
If the above does not solve the problem, you must clean or replace the valve. Check that the vacuum pump is filled with oil. The lyophilizer must be replaced with dirty oil. The lyophilizer checks the pressure. Check that the dry empty grinding port is evenly coated with vacuum oil over the entire sealing surface. When using a drying chamber with 8 vacuum rubber sealing valves, the vacuum rubber sealing valve should be removed, the interface should be blocked with a rubber plug, vacuumed for inspection and vacuum rubber sealing valves should be replaced for inspection. Check the vacuum sensor and see if it has any water evaporation residue. Lyophilization equipment supplier in China Vacuum sensors have a limited life and should be replaced if damaged.
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