1
2
5
6
4
9
9
3
7
11
12
13
14
15
16
27
37
36
32
22 21 20 19 23 18 17
35 34
10 30
CB2197_E
Figure 2.
Spring Loaded Type 630 Regulator -
High-Pressure Construction
Parts List
Key Description
1
Adjusting Screw
2
Hex Nut
3
Spring Case
4
Upper Spring Seat
5 Spring
6
Cap Screw
7
Lower Spring Seat
8
Diaphragm Plate, Low-Pressure only
9
Cap Screw, For use with steel diaphragm adaptor
10
Cap Screw, For use with cast iron diaphragm adaptor
11* Diaphragm
12
Connector Head Assembly
13
Diaphragm Adaptor
14
Lever Assembly
15 Pin
16* Gasket
17
Cap Screw
18
Inlet Adaptor
19* Inlet Body Gasket
20* Orifice
21* Valve Disk Assembly Type 630 only
21
O-ring Holder (Type 630R only)
22
Valve Carrier
23 Body
27
Vent Assembly, Type Y602-12
30
Hex Nut, For use with cast iron diaphragm adaptor
31
Cap Screw (not shown)
32
O-ring Washer (Type 630R only)
33
Plug, For DN 50 / 2 in. bodies only (not shown)
34 Nameplate
35
Drive Screw
36
Machine Screw (Type 630R only)
37* O-ring (Type 630R only)
43
Diaphragm protector, use only when specified (not shown)
52
NACE Tag (not shown)
53
Tag Wire (not shown)
CD3355_E
Figure 3.
Spring Loaded Type 630R Relief Valve
High-Pressure Construction
*Recommended spare part.
1
2
5
6
4
9
9
3
7
11
12
13
14
15
16
27
22
21
20
19
23
18
17
35 34
10 30
A
A
630 Series
Emerson Automation Solutions
For further information on the current
PED revision see Bulletin:
or scan the QR code.
Americas
McKinney, Texas 75070 USA
T +1 800 558 5853
+1 972 548 3574
Europe
Bologna 40013, Italy
T +39 051 419 0611
Asia Pacific
Singapore 128461, Singapore
T +65 6777 8211
Middle East and Africa
Dubai, United Arab Emirates
T +971 4 811 8100
D100300X014 © 2009, 2019 Emerson Process Management Regulator
Technologies, Inc. All rights reserved. 01/19.
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