Emerson Fisher SS-264 Instruction Manual page 14

Rotary control ball valve
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SS-264 Valve
September 2021
Figure 6. Thrust Washer Thickness Feature
Assembly
Figure 7. Seal Ring Masking
1. Inspect parts, ensuring no rust, corrosion, or foreign material is present and that bearing, guide, and sealing
surfaces do not have nicks or scratches.
2. Mask the seal ring (key 25) as shown in figure 7 above and coat the gasket surface with spray adhesive (key 38). Do
not over apply adhesive to cause oozing when applying gasket. Let the adhesive set for a minimum of 30 seconds
prior to installing the gasket (key 26).
3. Carefully lower gasket (key 26) on to surface of the seal ring (key 25) with adhesive, pressing lightly and evenly in a
criss-cross pattern until the gasket is fully pressed against the seal ring, remove masking.
CAUTION
Ensure that the gasket (key 26) does not extend out past the outer diameter of the seal ring as this may cause tearing of the
gasket during installation of the seal ring (key 25).
4. Lubricate the sixteen 1/2-13 cap screws (key 27) with NeoLube #1 (key 37) and install into the seal ring (key 25).
Thread cap screws (key 27) all the way through the seal ring flange (key 25) until cap screw undercut shaft is in the
threaded portion of the seal ring (key 25).
5. With all cap screws (key 27) in the seal ring (key 25), carefully position the seal ring with gasket thru the head of the
valve body (key 12), being sure not to damage the seal ring flange OD.
14
A
ADHESIVE
MASKING
Instruction Manual
D103565X012
MASKING

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