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What are the precautions for daily maintenance of pneumatic valves?

                       
Update:01-08-2022
Summary:

Precautions for daily maintenance of pneumatic valves: […]

Precautions for daily maintenance of pneumatic valves:

 

1. The valve should be stored in a dry and ventilated room, and both ends of the passage must be blocked.
2. Valves that have been stored for a long time should be checked regularly, the dirt should be removed, and anti-rust oil should be applied to the processing surface.
3. After installation, regular inspections should be carried out. The main inspection items:
(1) The wear of the sealing surface.
(2) The wear of the trapezoidal thread of the stem and stem nut.
(3) Whether the packing is outdated and invalid, if damaged, it should be replaced in time.
(4) After the valve is repaired and assembled, the sealing performance test should be carried out.

 

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