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  Cɸ挦u݆б

    Drsitotion in eudsurfaces of two diaphragm plates to swirl wheel

  c_Ϳɫzķ_MMb

    Disassemble pump inspect with colouring method and veassemble it correctly

(4)

 

 

  ܷb©ˮ

  Leakage of

  Seal ing gland

 

  aӭhohб

    Obliguity of dynamic ring to stariC ring

  bˮкдĥpܷĥp

    There is a gvegt deal 0f abrasive matter in water which    Wear the Sealng surface

  a_Ϳɫz

  б

  Disassemble pump inspect with colouring method  and  eliminate obliguity

  bӞVWܷĥá

    Adp some filter gauzes and grind the sealing surface

  cܷ⏗Y

  Loosing in sealng spring

  eQɡ

  Replace it with a new one

  dέhSϡ

    clamp-down of o-ring on the shaft

 

  d{ڏ£SƄӡ

    Readjust o-ring so that it can remvoe along the.shaft smoohly  under the action of spring