Remove the cover body joint bolt l stainless steel ball valve ( 5) And nut, separate the bonnet and valve body, and remove the valve cover gasket ( 16) 。 L confirm the valve ball ( 3) In the 'off' position, it can be more easily from the body out, then remove the seat. L by body down hole jog in the stem ( 6) Until completely removed, and then remove the o-rings ( 8) And under the valve stem packing ( 7) Note: please carefully operation, to avoid the scratch surface of valve stem and valve body gland seal part B) , reassemble the l cleaning and checking removed parts, strongly recommend wrapped spare parts to replace the valve seat and valve cover gasket seal l stainless steel ball Industrial Valves assembly according to remove the reverse order. L with specified torque, cross lock flange bolts ( 5) 。 L with specified torque, locking stem nut ( 13) L after installing actuators, the corresponding input signal through the rotary valve rod drives the valve core to rotate, the valves to open and closed position. L if possible, please return the pipe before, according to the relevant standard for pressure seal valve testing and performance testing. Model representation method: valve Q11S - as before 16 c of this & quot; S 'says is the old way, & quot; S' On behalf of the plastic seal to pay. Use & quot; F” Said. On behalf of the four fluorine or ptfe material waste processing: equipped with fan and waste removal blowpipe, material waste edge can be blown out automatically. All valves, professional stainless steel manufacturer, welcome to inquire.
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