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Swagelok XS Series, Инструкция по эксплуатации

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3

MS-CRD-0064
Revision 1 6-00-CP

Spring Kit Contents

Standard-Flow 

Spring

Medium-Flow 

Spring

Low-Flow 

Spring

XX GPM

XX GPM

XX GPM

Backup Ring

O-ring

One Set of Three Labels

GPM = gallons per minute (U.S. gal/min).

Body Hex Wrenches

Maintenance

Disassembly

1. Remove the excess flow valve from the

system.

2. Separate the inlet body from the outlet body.

4. Remove the spring.

Inlet Body

7. Remove the identification ring.

5. Remove the O-ring.

6. Remove the backup ring.

Outlet Body

3. Remove the poppet.

Содержание XS Series

Страница 1: ...ns These instructions also apply to XS series valves with pipe ends and with VCR and VCO face seal fitting end connections Component Identification Definitions Statements and symbols are used in this document to identify safety concerns Read the definitions below before performing the service instructions This symbol indicates cautionary information Caution Indicates a potentially hazardous situat...

Страница 2: ...rate Create maximum flow surges Valve must remain open in both instances 2 Vent system line to simulate a break Valve must trip close If valve trips closed proceed to step 3 If valve does not trip closed replace the spring with one of the lower flow springs Repeat the Testing procedure 3 Perform reset test by venting system to trip valve Close upstream or downstream valve to allow the valve to res...

Страница 3: ... O ring One Set of Three Labels GPM gallons per minute U S gal min Body Hex Wrenches Maintenance Disassembly 1 Remove the excess flow valve from the system 2 Separate the inlet body from the outlet body 4 Remove the spring Inlet Body 7 Remove the identification ring 5 Remove the O ring 6 Remove the backup ring Outlet Body 3 Remove the poppet ...

Страница 4: ...spring from the table below 5 Insert the spring large end first into the body 6 Insert the poppet over the spring Body threads 7 Lubricate the body threads with a system compatible lubricant Nominal End Connection Size Spring Nominal Flow U S gal min L min Standard Flow Medium Flow Low Flow 1 8 in 1 4 in 6 mm XS4 XS4 3 XS4 1 5 18 9 3 11 3 1 3 7 3 8 in 8 mm XS6 XS6 6 XS6 3 9 34 0 6 22 7 3 11 3 1 2 ...

Страница 5: ...identification ring 11 Tighten the valve bodies 10 Thread the outlet and inlet bodies together Notice Do not pinch the O ring and backup ring between the outlet and the inlet bodies during assembly The O ring must fit tightly into the inlet body Tighten the body halves to approximately 200 in lb 22 6 N m Body Hex Wrench Body Hex Socket 12 See Installation and Testing sections ...

Страница 6: ...ormal flow after being in service for some time Poppet openings are plugged Clean or replace poppet Flush or blow down regularly Clean on a regular preventive maintenance schedule Valve does not trip at high flow Valve is too large Evaluate a smaller valve Evaluate a lower trip range spring option Low system pressure System pressure must be greater than trip pressure Evaluate a lower trip range sp...

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