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Y692VB Series

3

Parts List

Key Description

1 Spring
2  

Adjusting Nut

3  

Closing Cap

4  

Lower Spring Seat

5*  

Diaphragm

6  

Upper Diaphragm Head

7*  

Lower Head Gasket

8  

Pusher Post

9  

Lever Assembly

11  

Machine Screw (2 Required)

13   Valve Stem
14*   Cotter Pin
15*   O-Ring (Stem Seal for Type Y692VBM only)
16*   Body Gasket
17   Split Ring
19   Union Nut
20   Diaphragm Casing
21   Cap Screw (12 required)

22 

Hex Nut (12 required)

23   Spring Case
24   Lower Diaphragm Head
25*   Disk Holder Assembly
27 Orifice
28   Body
29   Pipe Plug (Use on Type Y692VB)
35*   Closing Cap Gasket
36   Adjusting Stem
37   Diaphragm Hex Nut
44   Upper Spring Seat
46   Valve Disk Washer
47   Machine Screw
51   Drive Screw
56   Vent Assembly, Y602X1-11 (not shown) 
71   Pipe Bushing (not shown) 
95 

NACE Tag (NACE Construction only, not shown) 

96   Tag Wire (NACE Construction only, not shown) 

Key Description

* Recommended Spare Part

Figure 1

. Y692VB Series Assembly

Summary of Contents for Fisher Y692VB Series

Page 1: ...FKM 4 to 149 C 40 to 300 F Ethylenepropylene EPR 29 to 93 C 20 to 200 F Perfluoroelastomer FFKM 18 to 149 C 0 to 300 F Silicone 40 to 204 C 40 to 400 F Approximate Weight Cast Iron 20 kg 45 lbs Steel Stainless Steel or Hastelloy C 26 kg 57 lbs Installation Only qualified personnel shall install or service a vacuum breaker Vacuum breaker should be installed operated and maintained in accordance wit...

Page 2: ...sults With proper installation completed and vacuum breakers properly adjusted slowly introduce inlet pressure The unit takes control when vacuum is established This equipment is suitable for the vacuum control pressure range stamped on the nameplate Adjustment To adjust the pressure setting remove the closing cap and turn the adjusting nut clockwise to increase the pressure setting or countercloc...

Page 3: ...Gasket 17 Split Ring 19 Union Nut 20 Diaphragm Casing 21 Cap Screw 12 required 22 Hex Nut 12 required 23 Spring Case 24 Lower Diaphragm Head 25 Disk Holder Assembly 27 Orifice 28 Body 29 Pipe Plug Use on Type Y692VB 35 Closing Cap Gasket 36 Adjusting Stem 37 Diaphragm Hex Nut 44 Upper Spring Seat 46 Valve Disk Washer 47 Machine Screw 51 Drive Screw 56 Vent Assembly Y602X1 11 not shown 71 Pipe Bush...

Page 4: ...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 Process M...

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