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4.3.2 TWO PIECE METAL LINERS – Fig 10
Figure 10
- Assembling Two Piece Metal Liners
I.
Fit ‘C’-section Seal Ring to the outside spigot of the Stuffing Box or Expeller Ring, preferably using
compatible thick grease to hold Seal Ring during assembly.
II.
The Volute Liner Seal comprises an O-ring for these small sizes, except the 4x3 which has a ‘C’-section
seal.
III.
Fit Frame Plate Liner Insert. The Frame Plate Liner Insert is clamped in position by engagement of its
tapered periphery with a corresponding tapered surface on the Volute Liner. Radial alignment of the
Insert is provided by engagement of a spigot on the Insert with a recess in the Frame Plate (
1.5x1,
2x1.5, and 3x2 pumps
). In the 4x3 ICS pump, radial alignment of the Insert is provided only by
engagement with the Volute Liner and its Frame Plate Liner Insert studs are simply to assist holding it
in place during assembly.