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OpDx Butterfly Control Valve

Figure 2: Body Assembly

Note: Item numbers correspond directly to the valve's bill of material.

Refer to it for specific part numbers.

Shaft
Plug

(Item No. 122)

Disc

(Item No. 50)

Shaft Bearing

(Item No. 83)

Taper Pins

(Item No. 52)

Shaft

(Item No. 51)

Inner Packing

(Item No. 88)

Outer Packing

(Item No. 88)

Packing Follower

(Item No. 87)

Packing Spacer(s)

(Item No. 93 - 95)

Packing Retainer

(Item No. 85)

Seat Retainer Clip

(Item No. 123)

Seat Retainer Bolt

(Item No. 124)

O-ring

(Item No. 61)

Shaft
Bearing

(Item No. 83)

Disc Stop

Body

(Item No. 1)

Seat

Figure 3: Typical Packing Configurations

Standard Square

Standard Single "V"

Twin "V"

PTG

(Packing studs rotated 45 degrees)

PTG / PT

Fire-safe Option

(Live-loading omitted)

Содержание OPTIMUX OpDx

Страница 1: ...th stainless steel or alloy body valves The customer therefore must consider the material s resistance to stress corrosion cracking in addition to general corrosion As with any mechanical equipment pe...

Страница 2: ...n process WARNING Keep hands hair clothing etc away from the rotating disc and the seat when operating the valve CAUTION Because of Optimux s self centering seat there is no reason to open the valve a...

Страница 3: ...the valve is in line and in some cases without interrupting service If an internal problem is suspected refer to the Disassembly and Reassembly section 1 Look for signs of gasket leakage through body...

Страница 4: ...aminate the valve if caustic or hazardous materials are present 1 Make sure valve is fully closed Note On valves with fail open action air pressure must be supplied under the actuator piston to close...

Страница 5: ...dowel of appropriate diameter Push the packing from the center of the valve Body Reassembly To reassemble the body subassembly refer to Figures 1 2 3 and 5 and proceed as follows 1 Clean all parts 2...

Страница 6: ...er clips and screws This allows the seat to align with the disc permitting tight shutoff 12 If the seat retainer is the screw clip type with a metal seat design a gasket will need to be installed in t...

Страница 7: ...ighten the linkage bolt on clamping lever arm actuators CAUTION On clamping lever arm actuators do not apply air to the actuator without the cover plate installed otherwise the unsupported shaft may s...

Страница 8: ...o 51 Inner Packing Item No 88 Outer Packing Item No 88 Packing Follower Item No 87 Packing Spacer s Item No 93 95 Packing Retainer Item No 85 Seat Retainer Clip Item No 123 Seat Retainer Bolt Item No...

Страница 9: ...e C Fail closed Air to open Shaft Downstream Style D Fail closed Air to open Shaft Downstream Right hand Mounting Facing Downstream Left hand Mounting Facing Downstream 1 1 1 1 Style C Style D Style B...

Страница 10: ...ange 83 shaft bearing 85 packing retainer 87 packing follower 88 packing 93 packing spacer 109 packing box stud 117 packing box nut 122 shaft plug 123 clip 124 screw 122 61 83 52 1 83 21 55 20 22 124...

Страница 11: ...mproper handwheel adjustment acting as limitstop 1 See Adjusting External Stroke Stops section 2 Replace seat 3 Replace disc and shaft 4 Adjust handwheel until disc seats properly Leakage through line...

Страница 12: ...cifications presented in this literature are believed to be accurate they are supplied for informative purposes only and should not be considered certified or as a guarantee of satisfactory results by...

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