A :(a) use during maintenance

Maintenance is to extend valve life and ensure reliable opening and closing.

a) stem threads often stem nut friction, to be painted a little butter or graphite powder lubricant.

b) do not often open and close the valve, periodically handwheel stem threads add lubricant to prevent the bite.

c) outdoor valve stem want to add protective sleeve, with rain, snow, dust, dirt rust.

d) If the valve system of mechanical transmission, to be on time for the gearbox lubrication and clean the valve. e) Do not rely on valve support other heavy objects, do not stand on the valve. f)

Stem, especially threaded portion should always clean and add new lubricant, to prevent dust in hard debris, worn threads and the stem surface, affecting life.

Valve valve

Free technical service hotline: 400-067-1110

(A) maintaining custody

a) improper storage is an important reason for the damaged valve.

b) keep the valve can not be chaotic huddle pile, a small valve on the shelves, large valves can be neatly arranged on the warehouse floor, do not

Let flange surface contact with the ground. Protect the valve will not break something.

c) Short-term use of the valve temporarily, remove asbestos packing, in order to avoid electrochemical corrosion, damage to the valve stem. d) valve entered the library, to be checked, such as rain or dirt into during transport, to wipe clean, which shall then deposit

Release.

e) import and export of wax paper or plastic sheet to use valve sealed to prevent the inside dirt. f)

Of energy in the atmosphere valve rusty surface to be coated with anti-rust oil processing, to protect them. g) is placed outside the valve, it must be covered with linoleum or Tarpaulins like rain, dust articles. Warehouse storage valve to keep clean

Clean and dry.