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ASAHI AV VALVES                                                                                                      Installation,Operation and Maintenance Manual 

Constant Flow Valves

 

0

 

    

  

Serial No. 

H – V019 E – 2 

 

Constant Flow Valves 

 
 

User’s Manual 

 
 

  Contents 

 

(1)  General operating instructions 

 

 
(2)  General care & storage instructions 

 
(3)  Names of parts 

 

 

 
(4)  Specifications  

 

 

 
(5)  Principle & Operation    

 

 
(6)  Installation procedure   

 

 
(7)  Operating procedure 

 

 

6

 

 

(8)  Inspection items 

 

 

 
(9)

 

Troubleshooting

               

  

 
(10) Disassembly procedure for cleaning 
 

 

the inside of valve   

 
(11) Handling of residual and waste materials

 9 

 
(12) 

Inquires 

   10 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

ASAHI 

AV

 VALVES 

Содержание Constant Flow Series

Страница 1: ...al operating instructions 1 2 General care storage instructions 2 3 Names of parts 2 4 Specifications 3 5 Principle Operation 4 6 Installation procedure 5 7 Operating procedure 6 8 Inspection items 6...

Страница 2: ...dic inspection maintenance is sufficient The flow rate scale of the opening indicator has already been adjusted before the products shipped so that the differences between reading and actual values me...

Страница 3: ...kind of impact Avoid dropping the valve Avoid scratching the valve with any sharp object 3 Names or parts 15mm 1 2 20mm 3 4 No DESCRIPTION No DESCRIPTION 1 BODY 14 SLEEVE 2 BONNET 15 CAP 3 CYLINDER 16...

Страница 4: ...10 2kgf cm2 Nom size 100mm 4 is 0 5 MPa 5 1kgf cm2 or less only 0 1MPa 14 286PSI A Type 25mm 1 80mm 3 Fluid flows through the valve inside Suitable for semi conductor industry Ultra pure water line B...

Страница 5: ...to narrow the area of the orifice opening and automatically adjusts the orifice to the preset flow rate value With the type of B C and D the plug has no inlet hole for fluid as the pressure differenti...

Страница 6: ...1 2 3 1 0 0 04 0 8 0 03 100mm 4 1 0 0 04 1 0 0 04 3 Using a torque wrench tighten the bolts and nuts gradually to the specified torque in a diagonal manner Refer to fig 1 Recommenden torque value Unit...

Страница 7: ...f scratches cracks deformation and discoloring 2 Existence of leakage from the valve to the outside 3 Existence of leakage when the valve is opened fully at right or left 9 Troubleshooting Problem Cau...

Страница 8: ...Avoid scratching the inside parts with any sharp objects Avoid scratching surface of the valve with any sharp objects Follow the procedure in setting the flow rate Dissassembly 1 Open the valve fully...

Страница 9: ...he cylinder Washing 1 Check the valve parts for damages 2 Wash the valve parts with a nylon brush Assembly 1 Insert the piston into the cylinder smoothly then insert the snap ring tightly 2 If there i...

Страница 10: ...20mm 3 4 in nominal size have alignment pins that fit internal grooves to set normal position 6 Tighten the body by hand and using a strap wrench tighten the bonnet until alignment marks line up Note...

Страница 11: ...81 3 3254 8177 Fax 81 3 3254 3474 Singapore Branch Office 16 Raffles Quay 40 03 Hong Leong Building Singapore 048581 Tel 65 220 4022 Fax 65 324 6151 Europe Representative Office Kaiser Friedrich Prom...

Страница 12: ...ASAHI AV VALVES Installation Operation and Maintenance Manual Constant Flow Valves 11 Constant flow valve 2003 12 ASAHI AV VALVES Information in this manual is subject to change without notice...

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