Baumann™ 24000CVF Carbon and 24000SVF
Stainless Steel Flanged Control Valves
February 2021
Contents
Introduction1...................................
Scope of Manual1.............................
Safety Precautions2...........................
Educational Services2.........................
Maintenance3.................................
Installation3..................................
Air Piping3...................................
Disassembly4................................
Lapping the Metal Seat7.......................
Replacing Packing7...........................
Actuator and Valve Body Reassembly7...........
Parts Ordering8................................
Dimensions and Weights19......................
Figure 1. Baumann Control Valve with FIELDVUE™
Digital Valve Controller
W9745-3
24000CVF with
DVC6200
W9746-1
24000SVF with
DVC2000
Introduction
The Baumann 24000CVF and 24000SVF line of pneumatic control valves (figure 1) may be used for the control of
pressure, temperature, level, and flow. These valves are available with CL150 or 300 and EN PN10-40 flanged end
connections.
The high performance 24000CVF and SVF designs feature low deadband and hysteresis, high flow capacity, superb
control characteristics, tight shutoff, and advanced packing systems to meet demanding service conditions. The
rugged, compact and light weight control valves are ideal for use in tight piping systems where space is a premium.
Scope of Manual
This instruction manual includes installation, maintenance, and parts information for the Baumann 24000CVF carbon
steel and SVF stainless flanged control valves.
Do not install, operate, or maintain Baumann 24000CVF or 24000SVF control valves without being fully
trained and qualified in valve, actuator, and accessory installation, operation, and maintenance. To avoid
personal injury or property damage, it is important to carefully read, understand, and follow all the
contents of this manual, including all safety cautions and warnings. If you have any questions about
these instructions, contact your Emerson sales office
www.Fisher.com
before proceeding.
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24000CVF/SVF Valves
February 2021
Instruction Manual
D103360X012
WARNING
Always wear protective gloves, clothing and eyewear when performing any installation operations to avoid personal
injury.
Personal injury or property damage caused by sudden release of pressure or bursting of pressure retaining parts may result
if service conditions exceed those for which the product was intended. To avoid injury or damage, provide a relief valve for
over pressure protection as required by government or accepted industry codes and good engineering practices.
Check with your process or safety engineer for any additional measures that must be taken to protect against process
media.
If installing into an existing application, also refer to the WARNING at the beginning of the Maintenance section in this
instruction manual.
CAUTION
This valve is intended for a specific range of pressures, temperatures and other application specifications. Applying
different pressures and temperatures to the valve could result in parts damage, malfunction of the control valve or loss of
control of the process. Do not expose this product to service conditions or variables other than those for which the product
was intended. If you are not sure what these conditions are you should contact your Emerson sales office
complete specifications. Provide the product serial numbers (shown on the nameplate) and all other pertinent information.
for more
WARNING
If you move or work on an actuator installed on a valve with loading pressure applied, keep your hands and tools away
from the stem travel path to avoid personal injury. Be especially careful when removing the stem connector to release all
loading on the actuator stem whether it be from air pressure on the diaphragm or compression in the actuator springs.
Likewise take similar care when adjusting or removing any optional travel stop. Refer to the relevant actuator Maintenance
Instructions.
If hoisting the valve, take care to prevent people from being injured in case the hoist or rigging slips. Be sure to use
adequate sized hoists and chains or slings to handle the valve.
Personal injury could result from packing leakage. Valve packing is tightened before shipment; however, the packing
might require some readjustment to meet specific service conditions.
Educational Services
For information on available courses for Baumann 24000CVF/SVF valves, as well as a variety of other products,
contact:
Avoid personal injury and property damage from sudden release of process pressure or bursting of parts. Before
performing any maintenance operations:
D Do not remove the actuator from the valve while the valve is still pressurized.
D Always wear protective gloves, clothing, and eyewear when performing any maintenance operations.
D Disconnect any operating lines providing air pressure, electric power, or a control signal to the actuator. Be sure the
actuator cannot suddenly open or close the valve.
D Use bypass valves or completely shut off the process to isolate the valve from process pressure. Relieve process pressure
on both sides of the valve. Drain the process media from both sides of the valve.
D Depending on the actuator construction, it will be necessary to manage the pneumatic actuator spring
pre-compression. It is essential to refer to the relevant actuator instructions in this manual to perform safe removal of
the actuator from the valve.
D Use lock‐out procedures to be sure the above measures stay in effect while you work on the equipment.
D The valve packing box may contain process fluids that are pressurized, even when the valve has been removed from the
pipeline. Process fluids may spray out under pressure when removing the packing hardware or packing rings, or when
loosening the packing box pipe plug.
D Check with your process or safety engineer for any additional measures that must be taken to protect against process
media.
Note
Whenever a gasket seal is disturbed by removing or shifting gasketed parts, install a new gasket during reassembly. This provides a
good gasket seal because the used gasket may not seal properly.
Installation
1. Before installing the valve in the pipeline, thoroughly clean the line of all dirt, welding chips, scale, oil or grease, and
other foreign material.
2. Install the valve so the controlled fluid will flow through the valve body in the direction indicated by the arrow cast
on the valve body.
3. A three-valve bypass must be used to permit removal of the control valve from the line without shutting down the
system.
4. In case of a heat-insulated installation, insulate the valve body only, not the bonnet.
WARNING
To avoid personal injury or property damage, do not attempt to do any work on a valve while the system is in operation.
The valve must be isolated 100% from the active system and the isolated line voided of pressure and/or hazardous fluids.
Air Piping
1. For an air-to-extend actuator (air-to-close action), connect the actuating air pressure line to the 1/4 NPT opening in
the upper diaphragm case. For an air-to-retract actuator (air-to-open action) connect the actuating air pressure line
to the 1/4 NPT in the lower diaphragm case.
2. Use 6.4 mm (1/4 inch) O.D. tubing or equivalent for all air lines. If air line exceeds 8 m (25 ft) in length, 9.5 mm (3/8
inch) tubing is preferred. Air lines must not leak. Air pressure not to exceed 2.5 barg (35 psig).
3
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24000CVF/SVF Valves
February 2021
Instruction Manual
D103360X012
Disassembly
WARNING
If there is evidence of process fluid under pressure leaking from the joint, retighten the valve body/joint nuts. Return to the
Warning at the beginning of the Maintenance section to ensure proper steps have been taken to isolate the valve and
relieve process pressure.
CAUTION
D When assembling or disassembling the valve, do not turn the valve stem while the plug is touching the valve seat. This
will damage the valve's seating surfaces.
D When adjusting the valve stem, do not grip the stem directly with pliers or a wrench. This will damage the surface of the
stem, and cause damage to the packing in the valve. Instead, counter-tighten the two locknuts (key 27) on the stem
(key 5). This will allow you to turn the stem by turning the locknuts (key 27) with a wrench.
D When placing the valve in a vise, do not clamp the rounded sides of the valve. This will distort the shape of the casting,
and will ruin the valve. Caution must be taken not to damage the serrated flange faces.
D Mount the valve in a vise by clamping one flange below the serrated surface. Caution must be taken not to damage the
serrated flange faces.
Actuator Removal
Access to the internal components of the valve body can be accomplished with the actuator removed. For actuator
maintenance see the Baumann Pneumatic Actuators Instruction Manual (D103352X012
).
Air-to-Close Actuators
1. Disconnect the air supply to the actuator and remove the air tubing.
2. Loosen the drive nut (key 9) and then remove the plug and stem (keys 4 and 5) assembly by holding the actuator
stem still while unthreading the plug and stem assembly clockwise.
3. Remove the stem locknuts (key 27), travel indicator (key 58), and yoke drive nut (key 9).
4. Remove the actuator from the valve.
Air-to-Open Actuators
1. Using flexible tubing, apply sufficient air pressure to the actuator to lift the plug off the seat.
2. Loosen the drive nut (key 9) and then remove the plug and stem (keys 4 and 5) assembly by holding the actuator
stem still while unthreading the plug and stem assembly clockwise.
3. Remove the stem locknuts (key 27), travel indicator (key 58), and yoke drive nut (key 9).
4. Remove the actuator from the valve.
5. Disconnect the air supply to the actuator and remove the air tubing.
Valve Body Disassembly
1. After removing the actuator, remove the hex nuts (key 12), lift bonnet (key 8), and plug and stem
(keys 4 and 5) from the valve body (key 1). A new valve body gasket (key 49) should be installed each time the valve
is disassembled.
2. Loosen the packing spring load by removing the packing follower (key 10).
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Instruction Manual
D103360X012
24000CVF/SVF Valves
February 2021
Remove the plug and stem assembly by pulling it out through the bottom of the bonnet (key 8) while rotating the
stem (key 5). This will help prevent damage to the packing components.
Note
Handle the parts carefully to avoid damaging the seating and guiding surfaces. Wipe the parts with a clean soft cloth and examine
for signs of wear or damage.
3. Use a seat ring tool made according to the dimensions in figure 2 and table 1 to remove the seat ring (key 2) as
follows:
a. Insert the tool into the valve body. Be certain the tool lugs are engaged in the corresponding recesses in the seat
ring.
b. Use a 1/2 inch drive breaker bar or impact wrench having sufficient torque capability to remove the seat ring.
Seat ring installation torque is provided in table 2 for reference. Connect the breaker bar or impact wrench, and if
needed, a impact-rated extension bar, to the square drive of the seat ring tool.
c. Remove the seat ring (key 2) from the valve body. Make sure the seat ring tool is held at a right angle to the seat
ring during removal to prevent the tool from disengaging from the lugs of the seat ring.
d. Inspect parts for wear or damage that would prevent proper operation of the valve body.
Figure 2. Seat Ring Tool Dimensions
C
A
A
C
E
E
.502−.508
SQUARE DRIVE
D
D
B
F
F
1
A
D
CC
.502−.508
SQUARE DRIVE
B
1
A
B
D
C
NPS 1/2, 3/4, 1
NPS 1/2, 3/4, 1
1
MAX ALLOWABLE CENTER DRILL 0.532
NPS 1 1/2
NPS 2
5
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24000CVF/SVF Valves
February 2021
Instruction Manual
D103360X012
Table 1. Seat Ring Tool Dimensions (see figure 2)
Part NumberDNNPS
GE96219X012
GE96219X0222511.522.30.400.250.350.20
GE96219X032401-1/22.060.90.550.30- - -- - -
GE96219X0425022.741.00.550.44- - -- - -
15
20
1/2
3/4
ABCDEF
Inch
1.322.00.380.260.290.19
Table 2. Seat Ring Assembly and Torque Tool
VALVE SIZE
NPS (Inch)
24000CVF/SVF
151 Low Flow
177 Low Flow
0.375
Port Diameter
Installation Torque (lbwft)808080100100
1. Male end used for trim 151,177, and port diameters .25 and .375
2. Female end used for port diameters .8125 and 1.0625
e. For Baumann 151 trim (figure 5) unscrew the seat subassembly (key 51) from the seat ring (key 2) with a 5/8
inch socket wrench. When reassembling, hand tighten the subassembly
(key 51) and then rotate 1/8 of a turn with the 5/8 inch socket to lock in place.
Note
If changing to Baumann 151 trim, for correct flow characteristics, be sure the valve is reversed in the pipeline so that flow direction
is flow down.
f. For Baumann 177 trim (figure 6) unscrew the retainer nut (key 24) using a 3/4 inch socket wrench. Remove the
gland (key 23) and insert (key 25). Replace the insert (key 25), making sure that the tapered portion faces up. If
replacement of the housing (key 26) is required, use a 5/8 inch socket wrench.
5. NOLEEK Bellows Trim: Refer to figure 7 and table 9. Hold the bellows bonnet and push down on the stem to expose
the plug retaining pin (key 21). Using a small punch, tap pin (key 21) out. To replace the new plug retaining pin (key
21), be sure the plug and stem are aligned to expose the hole (figure 7). With a needle nose pliers, slide the pin (key
21) into the hole.
WARNING
Be sure the plug retaining pin (key 21) is flush inside the hole and not exposed on either side of the plug or damage could
happen to the bonnet interior.
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Instruction Manual
D103360X012
24000CVF/SVF Valves
February 2021
Lapping the Valve Seat
If valve seat leakage becomes excessive, it may be necessary to lap the valve seat.
Lapping is the process of mating the valve plug to the seat ring, with an abrasive to produce a close fit. When valve seat
leakage becomes excessive, lapping becomes necessary. The plug and seat ring seating surfaces should be free of
large scratches or dents and the contact surface of the seats should be as narrow as possible.
1. Disassemble the valve body and remove the plug and stem assembly (keys 4 and 5) as directed in the previous Valve
Body Disassembly section in this instruction manual.
2. Use a good quality lapping compound with a mixture that contains 280 to 600 grit. Apply at several spots around
the plug seating surface. Replace the plug and stem carefully in the bonnet.
3. Install the bonnet (key 8) into the valve body, without gasket and hand tighten. The bonnet will serve as a guide
during the lapping operation.
4. Lap the valve by applying a slight pressure on the stem and rotate the stem in short oscillating strokes
approximately 8 to 10 times or until you see an even and complete lap line. The plug should be intermittently lifted
and turned 90 degrees while lapping to keep the plug and seat ring concentric.
5. Clean the valve seat and plug (key 4) thoroughly when lapping is complete, removing all traces of lapping
compound.
6. Reinsert the plug and stem assembly through the bottom of the bonnet (key 8) by slowly rotating through the
packing. Be careful not to damage the packing rings.
Replacing Packing
Refer to figure 3 and the standard and optional packing constructions (figure 8) to determine the packing that has
been preinstalled in your valve.
1. Disassemble the valve as directed earlier. Remove the locknuts (key 27) and travel indicator (key 58), and turn the
plug stem (key 5) out through the packing box. Remove the packing follower (key 10). Push out the old packing
(key 14) by working from the underside of the bonnet (key 8).
2. Standard Spring Loaded PTFE V-Ring Packing (figures 3 and 8): Carefully insert each piece in exact order shown in
figure 8. Turn the packing follower (key 10) until it shoulders on the bonnet (key 8). This will compress the packing
spring (key 6) to enable constant stem sealing throughout packing life.
3. Molded Graphite Ribbon Packing (figure 8): Carefully insert each piece in exact order shown in figure 8. Hand
tighten the packing follower (key 10). Use a wrench to increase tightness by turning the follower an additional 60
degrees.
4. ENVIRO-SEAL
packing follower (key 10) until the Belleville springs are compressed. This will be signaled by a significant increase in
resistance. Back off the follower 1/8 to 1/4 turn. A gap of approximately 1.5 mm (1/16 inch) between the packing
follower and the bonnet will ensure the packing is seated properly.
5. For the optional NOLEEK bellows bonnet (not available with Baumann 24000CVF carbon steel valves):
NOLEEK bellows seal packing (figure 7, table 9): Insert each piece in the exact order shown in the illustration. Hand
tighten the packing follower (key 10).
™
Packing (figure 8): Carefully insert each piece in exact order as shown in figure 8. Tighten the
Actuator and Valve Body Reassembly
1. Before installing seat ring in valve body, thoroughly clean the threads in the valve body port. Apply suitable
anti-seize lubricant to the threads and tighten to torque specified in table 2. Remove all excess lubricant after
tightening.
2. Insert a new valve body gasket (key 49) and install the bonnet assembly (key 8). For NPS 1/2 to 1 valves, tighten the
nuts (key 12) to torque of 9.5-17.6 NSm (7-13 lbfSft); NPS 1-1/2 to 2 valves, tighten nuts (key 12) to torque of
21.7-42.0 NSm (16-31 lbfSft).
7
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24000CVF/SVF Valves
February 2021
3. Place the actuator yoke over the stem (key 5). While tilting the actuator back, drop the yoke drive nut (key 9) over
the stem (key 5). Run the locknuts (key 27), and the travel indicator (key 58), down as far as possible and counter
tighten the locknuts (key 27) to lock.
Instruction Manual
D103360X012
See the Baumann Pneumatic Actuators Instruction Manual (D103352X012
adjustment.
) for reassembly and bench range
CAUTION
When assembling or disassembling the valve, do not turn the valve stem while the plug is in contact with the valve seat.
This can damage the seating surface very quickly.
WARNING
To avoid personal injury or equipment damage due to possible sudden shifting or falling of the valve assembly, do not lift
the valve assembly by the handwheel.
Parts Ordering
When corresponding with your Emerson sales office about this equipment, always mention the valve serial number.
When ordering replacement parts, also specify the key number, part name, and desired material using the following
parts tables.
WARNING
Use only genuine Fisher™ replacement parts. Components that are not supplied by Emerson should not, under any
circumstances, be used in any Fisher valve, because they may void your warranty, might adversely affect the performance
of the valve, and could cause personal injury and property damage.
8
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Instruction Manual
D103360X012
24000CVF/SVF Valves
February 2021
Figure 3. Baumann 24000CVF Valve Body Assembly
with Standard PTFE Spring-Loaded Packing
Figure 4. Baumann 24000SVF Valve Body Assembly
with Standard PTFE Spring-Loaded Packing
14*1V-Ring Packing Set (standard)24494T001 (See page 13 for additional packing options)
272Locknuts971514-002-250
49*1Valve Body Gasket24000-13324000-13324000-33324000-53324000-633
581Travel Indicator24299
1. For valves made before 2005, the common parts numbers above may not apply. Please notify your Emerson sales office if the valve is prior to 2005 so the appropriate parts can be ordered.
2. Guide bushing is applicable to 24000CVF valve ONLY.
3. Extension bonnets and NOLEEK bellows bonnets are not available with 24000CVF carbon steel valves.
10
*Recommended spare parts
Page 11
Instruction Manual
24000CVF/SVF Valves
D103360X012
The guidelines below apply to tables 4, 5, 6, and 8.
For Extension Bonnet ConstructionDouble Extension Bonnet ConstructionTriple Extension Bonnet Construction
Substitute-104 for -101
-105 for -102
Substitute-107 for -101
-108 for -102
Substitute-110 for -101
Table 4. Plug and Seat Ring for NPS 1/2, 3/4, and 1 Valves
The ENVIRO-SEAL PTFE packing system is suitable for 100 ppm environmental applications on services up to 51.7 barg
(750 psig) and process temperatures ranging from -46 to 232_C (-50 to 450_F).
For non-environmental applications, this packing system offers excellent performance at the same temperature range
up to the maximum valve working pressure.
Temperature limits apply to packing arrangements only. Complete valve assembly temperature limits may differ.
Refer to appropriate pressure/ temperature ratings.
Reference the Packing Selection Guidelines for Fisher Sliding Stem Valves Bulletin 59.1:062 (D101986X012
).
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Instruction Manual
D103360X012
Figure 9. Dimensional Drawings
216
(8.5)
141
(5.5)
94
(3.7)
227
(8.9)
279
(11.0)
127 (5.0)
72
(2.8)
276
(10.9)
BAUMANN 54 ATO ACTUATOR
WITH HANDWHEEL AND
DVC2000
60
(2.4)
271
(10.7)
24000CVF/SVF Valves
February 2021
333
(13.1)
BAUMANN 70 ATO ACTUATOR
WITH OPTIONAL FIELDVUE
DIGITAL VALVE CONTROLLER
229
(9.0)
3/4 INCH
SQUARE
24000CVF/SVF FLANGED
WITH BAUMANN 32 ATO
ACTUATOR WITH HANDWHEEL
216
(8.50)
31 (1.24)
BAUMANN 32 ACTUATOR WITH
ADJUSTABLE
OPEN / CLOSE DUAL TRAVEL STOPS
E1257
NOTE: ACTUATOR REMOVAL REQUIRES 115 mm (4.5 INCHES) VERTICAL CLEARANCE.
BAUMANN 32 ATC / FAIL OPEN
ACTUATOR WITH HANDWHEEL
160
(6.3)
163 (6.4)
MAX
130
(5.1) MAX
BAUMANN 54 ATC / FAIL OPEN
ACTUATOR WITH HANDWHEEL
160
(6.3)
mm
(inch)
19
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24000CVF/SVF Valves
February 2021
Instruction Manual
D103360X012
Table 13. Baumann Valve Dimensions
VALVE SIZE
DNNPSmmInchmmInchmmInchmmInchmmInchmmInch
151/21847.251907.501305.11793.12168.52268.9
203/41847.251947.621505.90793.12168.52268.9
2511847.251977.751606.30843.32218.72299.0
401-1/22228.752359.252007.87963.82349.22299.0
50225410.026710.52309.061074.22449.62349.2
CL150CL300PN 10-40StandardSingle ExtensionBellows
A -- FACE-to-FACEB -- BONNET
Table 14. Baumann Valve Assembly Weights
VALVE SIZE
DNNPSkglbkglbkglb
151/23.06.63.57.73.37.3
203/43.16.94.29.33.47.6
2515.111.35.913.15.712.6
401-1/27.917.510.723.58.819.5
50213.429.515.033.114.431.9
CL150CL300PN 10-40
WEIGHT
Table 15. Baumann Actuator Weights
ACTUATOR
324.510
5411.325
7015.434
(1)
CML-250
(1)
CML-750
SVX-LIL (non spring return)1.33
SVK-FO or SVK-FC
1. Electric actuators, reference CML Electric Actuator for Baumann 24000 Series Bulletin 52.1:ECV (D103347X012) for additional information.
(1)
(spring return)1.64
kglbs
8.318
11.525
Neither Emerson, Emerson Automation Solutions, nor any of their affiliated entities assumes responsibility for the selection, use or maintenance
of any product. Responsibility for proper selection, use, and maintenance of any product remains solely with the purchaser and end user.
Baumann, Fisher, FIELDVUE, and ENVIRO-SEAL are marks owned by one of the companies in the Emerson Automation Solutions business unit of Emerson
Electric Co. Emerson Automation Solutions, Emerson, and the Emerson logo are trademarks and service marks of Emerson Electric Co. All other marks are
the property of their respective owners.
The contents of this publication are presented for informational purposes only, and while every effort has been made to ensure their accuracy, they are not
to be construed as warranties or guarantees, express or implied, regarding the products or services described herein or their use or applicability. All sales are
governed by our terms and conditions, which are available upon request. We reserve the right to modify or improve the designs or specifications of such
products at any time without notice.
Emerson Automation Solutions
Marshalltown, Iowa 50158 USA
Sorocaba, 18087 Brazil
Cernay 68700 France
Dubai, United Arab Emirates
Singapore 128461 Singapore
www.Fisher.com
WEIGHT
20
E 2009, 2021 Fisher Controls International LLC. All rights reserved.
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