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16 of 18 

1/2"~2" JBSM-EXTENDED

 

structure 
 

NO   

BODY 

CAP 

BALL 

SEAT 

SEATGASKET 

SEAT RETAINER 

SEAT SPRING 

BODY GASKET 

BOLT & NUT 

10 

THRUST WASHER 

11 

GLAND PACKING 

12 

STEM 

13 

GLAND 

14 

GLAND BOLT 

15 

GLAND BEARING 

16 

BONNET 

17 

BONNET GASKET 

18 

BONNET BOLT 

 

 
 
 
 
 
 
 

Summary of Contents for JBSM

Page 1: ...1 of 18 JDV CONTROL VALVES CO LTD Installation Operation and Maintenance 3 PC Floating Type Threaded Welded Metal Seat Ball Valve VERSON V 1 0 ISSUING DATE 2015 11 02...

Page 2: ...se 4 5 Warning Banners Safety Notification Product Transportation Storage Maintenance 6 7 8 Notes for Preparation of Installation 9 10 Notes prior to Operation 10 11 12 Routine Maintenance and Trouble...

Page 3: ...ptionally the stem would fly out due to the pressure from the valve and result in industrial accident The new stem anti fly design has the stem penetrates from the interior of the valve without flying...

Page 4: ...product 2 Identify the warning banners and descriptions mentioned in this document 3 Do not use in excess of the design pressure of the valve case 4 Do not use in case of over temperature valve desig...

Page 5: ...safe use Prior to installation of valve the compliance of operating conditions temperature pressure fluid characteristics ambient conditions installation gauges etc with the service conditions set for...

Page 6: ...valve to take or lift ball valve In such a way the handle of the manual valve would fractured or depart from the valve such that damage or human injury might be resulted The product has to be packed...

Page 7: ...f two sides of the ball valve using adequate sealing patch or cover to guarantee clean interior in the valve and prevent foreign objects from entry 4 If the used material of the valve is prone to rust...

Page 8: ...tallation Please follow the following instruction guidelines to guarantee and prolong product life 1 Please disassemble the pack wooden case or pallet carefully in order to prevent the product and cyl...

Page 9: ...nual operation over or inadequate operation would damage handle or components or result in indirect leakage 2 Please identify that the opened or closed position Opened position of ball valve please id...

Page 10: ...valve is vertical to the direction of the handle and channel and the ball valve is in closed status Figure 3 Pneumatic Ball Valve 1 Please operate according to the instructions in the user manual of t...

Page 11: ...ning torque refer to the torque tables for each specification ANSI 600LB DIN PN100 Size Joint Bolt Size Torque Unit N m JBSM JBSM EXTENDED Nut Size Torque Unit N m Gland Bolt Size Torque Unit N m 1 2...

Page 12: ...of BALL 3 and SEAT 4 have scratches or any damage 4 Disassemble it each time need to replace the SEAT GASKET 5 External Leaks Leak at the mouth of the stem 1 Fastening the NUT 16 please refer to the...

Page 13: ...JBSM Structure NO 1 BODY 2 CAP 3 BALL 4 SEAT 5 SEATGASKET 6 SEAT RETAINER 7 SEAT SPRING 8 BODY GASKET 9 STOPPER 10 BOLT NUT 11 THRUST WASHER 12 GLAND PACKING 13 STEM 14 RING 15 BEVEL WASHER 16 NUT 17...

Page 14: ...T NUT 10 remove CAP 2 and BODY GASKET 8 5 After remove CAP 2 take out SEAT 4 SEAT SPRING 7 SEAT RETAINER 6 and SEAT GASKET 5 orderly 6 Take out BALL 3 after Knock lightly STEM 13 and push it from GLAN...

Page 15: ...d damage the sealing surface 3 Put SEAT GASKET 5 SEAT RETAINER 6 SPRING 7 SEAT 4 on CAP 2 orderly 4 Put BODY GASKET 8 CAP 2 on BODY 1 and Screw BOLT NUT 10 to tighten 5 After cycle the valve several t...

Page 16: ...tructure NO 1 BODY 2 CAP 3 BALL 4 SEAT 5 SEATGASKET 6 SEAT RETAINER 7 SEAT SPRING 8 BODY GASKET 9 BOLT NUT 10 THRUST WASHER 11 GLAND PACKING 12 STEM 13 GLAND 14 GLAND BOLT 15 GLAND BEARING 16 BONNET 1...

Page 17: ...SKET 8 4 After remove CAP 2 take out SEAT 4 SEAT SPRING 7 SEAT RETAINER 6 and SEAT GASKET 5 5 Take out BALL 3 6 Loose BONNET BOLT 18 and take BONNET 16 and BONNET GASKET 17 off 7 Remove STEM 12 THRUST...

Page 18: ...LT 18 to tighten 3 Put BALL 3 into BODY 1 PS Be careful to install to avoid collision and damage the sealing surface 4 Install SEAT GASKET 5 SEAT RETAINER 6 SEAT SPRING 7 and SEAT 4 into CAP 2 orderly...

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