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Fisher Design RSS, Instruction Manual, Page: 10 / 14

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Fisher Design RSS Instruction Manual Download Page 10

Design RSS

10

Figure 9. Design RSS Valve Assembly

SEE VIEW A

SEE VIEW B

NOTE: KEYS 17, 18, 19, 20, 21, 22,
23, 24, 25, 26, AND 30 ARE NOT SHOWN

VIEW A

VIEW B

COMPLETE BODY ASSEMBLY

WITH STANDARD BELLOWS

DETAIL OF BONNET

FOR 3 AND 4-INCH VALVES

DETAIL OF HEAVY DUTY

PTFE BELLOWS CONSTRUCTION

40B4191–E / IL

40B4191–E / IL

A3598–3 / IL

BELLOWS

BELLOWS
RETAINER

LOCKING
ROPE

VALVE
PLUG

DETAIL OF 3- AND 4-INCH UĆPLUG

Summary of Contents for Design RSS

Page 1: ... intended for applications involving severely corrosive and toxic flowing media The Design RSS valve body provides an economical alternative to alloy valve bodies in a wide variety of applications Only personnel qualified through training or experience should install operate and maintain this control valve Figure 1 Design RSS Valve with Type 667 Actuator and Type 3582 Positioner W4453 1 IL If you ...

Page 2: ...tion Class VI per ANSI FCI 70 2 Temperature Capabilities Pressure Service 20 to 350_F 29 to 177_C Vacuum Service 20 to 200_F 29 to 93_C Standard Flow Characteristic Valve Plug Style Equal percentage Flow Direction Up through the seat ring see figure 7 Packing Arrangement Braided PTFE rings Dimensions and Weights See figure 3 1 The pressure or temperature limits in this manual and any applicable st...

Page 3: ...igure 2 To avoid such injury or damage use pressure limiting or pres sure relieving devices to prevent service conditions from exceeding these limits CAUTION When ordered the valve configuration and construction materials are selected to meet particular pressure tempera ture pressure drop and controlled fluid conditions Since some valve body trim material combinations are limited in their pressure...

Page 4: ... 90 0 101 0 115 0 199 0 220 0 228 0 123 8 156 0 165 0 11 18 20 1 Before installing the valve inspect it to be certain that the valve cavity is free of foreign material Use extra care in handling to avoid damage to the exposed lining on the flanges Clean out all pipelines to remove scale welding slag and any other foreign materials that could cause erosion of the valve body lining 2 The control val...

Page 5: ...ent Note Whenever a line flange gasket figure 4 seal is disturbed by removing the valve from the line install a new gasket on reassembly This is necessary to ensure a good gasket seal Packing Maintenance Key numbers are shown in figure 9 The packing consists of braided packing rings key 13 The packing box is only a safety measure in case of a leak through the bellows key 6 Therefore the packing fo...

Page 6: ...rs could damage new packing or cause packing box leakage If the surface condition cannot be improved by light sanding replace the dam aged parts 8 Install bushing inserts keys 28 and 29 For metal bellows install the gasket key 27 for 1 2 and 3 4 inch sizes install the O ring key 30 in the bonnet 9 Install the bonnet key 2 over the valve stem key 5 Slide the bonnet down until it properly engages th...

Page 7: ...llower one half turn 12 Manually press the valve stem key 5 into the valve until the valve plug contacts the seat ring CAUTION Improper adjustment in step 13 might cause damage to trim parts Perform this step carefully 13 Thread the travel stop key 16 onto the valve stem until there is a 0 020 inch 0 5 mm gap between the bottom surface of the travel stop legs and the top of the bonnet figure 5 14 ...

Page 8: ...er tools might cause permanent damage to the seat ring sealing surface and or threads al lowing excessive leakage of the valve Table 4 Seat Ring Tool Dimensions VALVE SIZE DIMENSIONS INCHES SIZE INCHES AO BO CO D E F G 1 2 3 4 0 781 0 791 1 187 1 197 1 390 1 359 1 4 3 16 0 156 0 150 7 1 2 1 1 453 1 463 1 859 1 869 2 156 2 187 1 4 3 16 0 312 0 300 7 1 2 1 1 2 2 125 2 135 2 515 2 525 2 828 2 859 9 3...

Page 9: ... contacting your Fish er Controls sales office or sales representative for technical assistance If the valve is shipped with the actuator the valve nameplate is attached to the actua tor If the valve is shipped without the actuator the valve nameplate is wired to the valve When ordering replacement parts refer to this serial number and to the part number from the following Parts List Ordering valv...

Page 10: ...22 23 24 25 26 AND 30 ARE NOT SHOWN VIEW A VIEW B COMPLETE BODY ASSEMBLY WITH STANDARD BELLOWS DETAIL OF BONNET FOR 3 AND 4 INCH VALVES DETAIL OF HEAVY DUTY PTFE BELLOWS CONSTRUCTION 40B4191 E IL 40B4191 E IL A3598 3 IL BELLOWS BELLOWS RETAINER LOCKING ROPE VALVE PLUG DETAIL OF 3 AND 4 INCH UĆPLUG ...

Page 11: ...ch 20B2511X012 N06455 Hastelloy C4 nickel alloy 1 2 3 4 inch 21B7542X022 1 inch 21B7543X022 1 1 2 2 inch 21B7544X022 3 4 inch 20B2511X022 6 Bellows See following table 7 Cap Screw See following table 7 Stud See following table Key Description Part Number 8 Hex Nut See following table 9 Locking Rope PTFE 1 2 3 4 inch 20B2519X012 1 1 1 2 2 inch 20B2519X022 3 4 inch 20B2519X032 10 Locknut S31600 stai...

Page 12: ... Identification Plate stainless steel not shown 10B4544X012 26 Drive Screw stainless steel 1A368228982 27 Gasket use with N10276 bellows only PTFE 1 2 3 4 inch 21B2442X012 1 inch 20B5525X012 1 1 2 2 inch 21B2443X012 3 4 inch 21B2444X012 28 Bushing Insert Carbon filled PTFE 1 2 3 4 inch 21B9345X022 1 1 1 2 2 inch 21B9345X042 3 4 inch 2 req d 21B9345X032 29 Bushing Insert Carbon filled PTFE 1 2 3 4 ...

Page 13: ... is 0 591 inches of the 40 millimeter port is 1 575 inches and of the 96 millimeter port is 3 780 inches 2 See Parts Ordering section 3 1 inch valve size with 3 4 inch travel 4 1 inch valve size with 5 8 inch travel Key 4 Seat Ring VALVE SIZE PORT DIAMETER 1 MATERIAL SIZE DIAMETER 1 SIZE INCHES Inches mm PTFE TFM1600 1 2 3 4 5 16 1 2 8 15 21B5517X032 21B5518X032 1 5 16 1 2 3 4 1 8 15 20 25 20B4169...

Page 14: ...UMBER MATERIAL VALVE SIZE INCHES Cap Screw Key 7 Hex Nut Key 8 Stainless steel 1 2 3 4 1 1 1 2 2 3 1A3445X0012 1A3615X0012 1A375335252 1A341235252 SB 574 C276 1 2 3 4 1 1 1 2 2 3 1A344540152 1A3615X0062 1A3753X0062 1A341240152 MATERIAL VALVE SIZE INCHES Stud Key 7 Hex Nut Key 8 Stainless steel 4 1A3788X0032 1A341235252 SB 574 C276 4 1A3788X0032 1A341240152 1 For valve body sizes 1 2 through 2 inch...

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