Operating Manual
Double Seal Valve DDV
(Type 75100 / 75200)
BA 075100.00 EN
Страница 1: ...Operating Manual Double Seal Valve DDV Type 75100 75200 BA 075100 00 EN...
Страница 2: ...Operation 8 Safekeeping and Completeness The operating manual is part of the valve delivery package and must be available to authorised personnel at all times It is impermissible to delete chapters fr...
Страница 3: ...y rules as well as the operating manual instructions must be followed during assembly and disassembly in operation and during maintenance The instructions in the operating manual must be followed with...
Страница 4: ...possible functional impairment or material damage Note Important additional information tips and recommendations 2 2 Safety Instructions Note The following safety information must be considered as an...
Страница 5: ...piping system pressure has been relieved o Make sure that the piping system has been rinsed and emptied o Make sure that the piping system has cooled to a value below 50 C o Make sure that the compres...
Страница 6: ...pection for transport damage The forwarding agent must be informed of any visible damages immediately comment on the waybill Claims due to transport damage not visible right away must be made to the f...
Страница 7: ...compartment ball housing valve disk with doubled seat sealing safety against leakages leakage radial groove with leakage valve leakage chamber rinsing for optional rinsing valve safe shut off function...
Страница 8: ...main drive DDV in basic position CLOSED The leakage valve and rinsing valve are controlled and opened with compressed air The leakage radial groove is rinsed cleaned The valves are closed again Contro...
Страница 9: ...less aggressive Operating pressure type 75200 10 bar for all DN nominal sizes Operating pressure type 75100 8 0 6 5 5 0 3 0 2 0 bar for DN 40 50 65 80 100 Operating temperature 0 95 C 140 C Control a...
Страница 10: ...of crushing During transportation and assembly disassembly there is a risk of finger hand and foot injuries Never place your hand inside the valve housing when the compressed air supply is connected W...
Страница 11: ...There must be sufficient free space around the installed valve for assembly and maintenance tasks later on Caution functional impairment or material damage Assembly instructions Only disassemble valv...
Страница 12: ...actuator and the housing bushing 4 Remove the locking ring 1 at the upper end of the valve rod Repeated lifting can loosen a tensioned locking ring 5 Pull the valve rod with the housing bushing out of...
Страница 13: ...e bolt The guide bush requires no maintenance and only needs to be replaced if damaged or in case of wear play 13 The housing seals 12 and valve piston seals 11 can be pressed into the sealing groove...
Страница 14: ...together with the 4 hexagon socket screws M8 SW13 Assemble the locking ring 1 on the upper end of the valve rod lower groove 19 Grease the seat sealings and housing seals insert the complete valve ins...
Страница 15: ...the assembly insert the O rings 26 27 into the piston groove of the piston 22 Push the pressure spring 24 onto the piston 7 Connect all the parts 20 27 and press them together by hand or with an auxi...
Страница 16: ...assembly housing lid 1 pressure spring 9 piston 10 out of the actuator case 6 Clamp the spring assembly in the mounting tool and press together 7 Unscrew the stuck in hexagon socket screws 3 8 Release...
Страница 17: ...n devices line blockings must be disassembled Ensure that a function test is always performed on the valve following maintenance work Function check The valve must be subjected to a function test prio...
Страница 18: ...are to be considered as standard conditions CIP media on the basis of commercially available caustic acid components with given chemical resistance to EPDM sealing material Consultation should be car...
Страница 19: ...rod and guide bush Correct alignment errors Clean the valve housing and seat Replace the seal Repair actuator only use spare springs from the manufacturer Check the solenoid valve Check media pressure...
