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YARWAY 9100 SERIES ARC
INSTALLATION, OPERATION AND MAINTENANCE INSTRUCTIONS
Bypass with back pressure regulator installed **
2" to 8" [50 to 200 mm] valves
2
11
10
12
4
18
3
5
6
9
7
8
1
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.
Yarway is a mark 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.com/FinalControl
VALVE
®
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16
14
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PARTS AND MATERIALS
Item
Part
1
Body
2
Bonnet
3
Disc assembly
[2]
(bypass element)
4
Snubber-seal
[1][2]
assembly
5
Bypass bushing
[2]
6
O-ring
[1][2]
7
Lock washer
[2]
8
Lock nut
[2]
9
O-ring
[1][2]
10
Upper guide
[2]
bushing
11
Lock nut
[2]
20
12
Snubber orifice
[2]
13
Spring
[2]
14
O-ring
[1][2]
15
Stud
16
Nut
18
Nameplate
20
Flow conditioner
(600 class only)
NOTES
1. Recommended spare parts for service inspection.
2. Recommended spare parts for service overhaul.
** Back Pressure Regulator spare parts available only as a replacement
capsule (parts 21 to 30).
Material
ASTM A-216 Grade WCB
ASTM A-216 Grade WCB
2" to 6": ASTM A351 type CF10SMnN
(Nitronic 60 Cast)
8" to 12": ASTM A351 type CF8M disc with
ASTM A479 type A21800A stem
Turcite 51 (Glyd ring) and
TFE/Propylene (O-ring)
ASTM A747 Grade CB7Cu-1
(17-4PH Cast) Condition H900 (J92180)
TFE/Propylene
ASTM A194 Grade 8 (18-8)
Stainless steel 18-8
TFE/Propylene
ASTM A747 Grade CB7Cu-1
(17-4 PH Cast) Condition A
300 series stainless steel
Stainless steel 18-8
17-7 PH Condition CH-900
TFE/Propylene
ASTM A193 Grade B7 (G41400)
ASTM A194 Grade 2H (K04002)
300 series stainless steel
ASTM A351 type CF8M
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