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  一、Pipe Fittings and installation procedure
  Whether R-R elasticity sealed rubber enclose installation procedure of joining:
    1、Surface and socket surface will be polished clean with the cotton yarn in bearing a trough.
    2、Rubber it is way not correct since it enclose(major part towards in,it is outside in head not small) put during bearing mouthfuls of trough.
    3、Draw and insert in the depth marking in the socket end.
    4、In glue circle and socket is it is it take place kind lubricant to paint partly to enter. (forbid the oils)
    5、Pull calabashes once and pull to the location with tight thread device or hands.
    6、Whether it is normal by filling in chi and checking the glue and enclosing the circumference.
 
   
     
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