3 seal drive cap screw retainer installation – Flowserve PSS III Durametallic User Manual

Page 5

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Note: For all standard size seals (.125 inch increments), the rotating

face gasket, seat gasket and sleeve gasket are cut to the proper

length at the factory and require no further trimming. These gaskets

will appear to be too long for the groove. The extra length of the

gasket will be compressed into the groove between the glued

points at each joint during seal assembly. See Figure 7.

3 Seal Drive Cap Screw Retainer Installation

0.65 - 0.90 mm

(0.025 - 0.035 inch)

Split Joint Gasket Groove

Rotating Face Gasket,

Seat Gasket, or Sleeve

Gasket

Seal Drive

or Gland

0.65 - 0.90 mm

(0.025 - 0.035 inch)

Figure 3

Figure 4

3.1 Using a sharp blade, cut the supplied 568112GU O-ring in half.
3.2 Apply adhesive into the 3.05 mm (0.120 inch) diameter partial hole

located to the side of the cap screw hole. Push the end of one

O-ring half into the hole and hold it in place for 10 seconds. When

the adhesive has set up, use a

sharp blade and trim the O-ring

flush with the seal drive joint

surface. See Figure 4.

3.4 Repeat this procedure for the

other seal drive half.

Cut O-ring

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