Commissioning/Start-up/Shutdown.................... 21 Commissioning/Start-up .......................... 21 6.1.1 Prerequisites for commissioning/start-up .................. 21 6.1.2 Starting up the system........................ 21 Operating limits.............................. 21 6.2.1 Pressure/temperature ratings...................... 21 6.2.2 Ambient temperature........................ 22 Shutdown................................ 22 6.3.1 Measures to be taken for shutdown .................... 22 Servicing/Maintenance ........................ 23 Safety regulations............................ 23 MIL 90000 3 of 38...
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Returning to service ............................ 27 Trouble-shooting.......................... 28 Related Documents .......................... 30 General assembly drawing with list of components .................. 30 Dimensions and weights .......................... 32 EU Declaration of Conformity for MIL 90000.................. 34 Certificate of Decontamination...................... 35 Index .............................. 36 MIL 90000 4 of 38...
Pressure Equipment Directive 2014/68/EU (PED) The 2014/68/EU Directive sets out the requirements to be met by pressure equipment intended to be placed on the market in the European economic area. MIL 90000 5 of 38...
The operating manual describes the proper and safe use of this equipment in all phases of operation. In the event of damage, immediately contact your nearest KSB sales organisation responsible to maintain the right to claim under warranty. 1.2 Target group This operating manual is aimed at the target group of trained and qualified specialist technical personnel.
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In conjunction with one of the signal words this symbol indicates a hazard involving electrical voltage and identifies information about protection against electrical voltage. Machine damage In conjunction with the signal word CAUTION this symbol indicates a hazard for the machine and its functions. MIL 90000 7 of 38...
Consult the manufacturer if the valve is subjected to dynamic loads or any other additional influences. ▪ Consult the manufacturer about any other modes of operation not described in the product literature. ▪ Do not use the valve as a foothold. MIL 90000 8 of 38...
Adhere to all relevant laws. ▪ Eliminate all electrical hazards. (In this respect refer to the applicable national safety regulations and/or regulations issued by the local energy supply companies.) MIL 90000 9 of 38...
(ð Section 6.1, Page 21) 2.8 Unauthorised modes of operation ▪ The valve is operated outside the limits stated in the operating manual. ▪ The valve is not operated in accordance with the intended use. (ð Section 2.2, Page 8) MIL 90000 10 of 38...
1. On transfer of goods, check each packaging unit for damage. 2. In the event of in-transit damage, assess the exact damage, document it and notify KSB or the supplying dealer and the insurer about the damage in writing immediately.
2. Separate and sort the valve materials, e.g. by: - Metals - Plastics - Electronic waste - Greases and other lubricants 3. Dispose of materials in accordance with local regulations or in another controlled manner. MIL 90000 12 of 38...
The valves satisfy the safety requirements of Annex I of the European Pressure Equipment Directive 2014/68/EU (PED) for fluids in Groups 1 and 2. 4.2.2 Product information as per Regulation No. 1907/2006 (REACH) For information as per European chemicals regulation (EC) No. 1907/2006 (REACH) see https://www.ksb.com/en-global/company/corporate-responsibility/reach. MIL 90000 13 of 38...
Group 1 comprises all fluids posing physical or health hazards, e.g. fluids defined as ▪ Explosive ▪ Extremely flammable ▪ Highly flammable ▪ Very toxic ▪ Toxic ▪ Oxidising Fluid group 2 comprises all other fluids not referred to in Group 1. MIL 90000 15 of 38...
▪ Leakage class IV in accordance with ANSI FCI 70.2: check valve in main flow direction (all designs) ▪ Leakage class IV in accordance with ANSI FCI 70.2: control valve in bypass (design 903/902) ▪ Flanged ends MIL 90000 16 of 38...
Fig. 4: Valve with closed check disc and open bypass Outlet ● Process flow starts ● Partial flow through main valve outlet ● Partial flow through bypass Bypass Inlet Fig. 5: Valve with open check disc and open bypass MIL 90000 17 of 38...
80 dB in acc. with IEC 60534-8-4. Unfavourable piping layouts or off- design operating conditions may give rise to physical phenomena like cavitation, resulting in significantly higher sound pressure levels. MIL 90000 18 of 38...
Install the valves in such a way that the actual flow direction of the fluid matches the arrow on the valve body. Install the valve in a vertical position with an upward flow direction. Deviations in installation position require prior consultation with KSB. CAUTION Frequency shocks caused by pressure pulsation of the fluid handled Damage to the valve! ▷...
Fit suitable throttling orifice as close to the tank as possible Straight pipe run ≥ 3 x DN Bypass pipe MIL 90000 1) Optimum distance 2) 3 m max., taking into account a straight pipe run ≥ 2 x DN...
During prolonged shutdown periods, ensure that the following conditions are met: 1. Drain fluids which change their physical condition due to changes in concentration, polymerisation, crystallisation, solidification, etc. from the piping. 2. If required, flush the piping with the valves fully opened. MIL 90000 22 of 38...
NOTE All maintenance work, service work and installation work can be carried out by KSB Service or authorised workshops. For contact details refer to the enclosed "Addresses" booklet or visit "https://www.ksb.com/en-global/contact" on the Internet.
▷ Always have repair work and maintenance work performed by specially trained, qualified personnel. Always observe the safety instructions and information. (ð Section 7, Page 23) In the event of damage you can always contact KSB Service. 7.2.3.2 Preparing for disassembly 1. Depressurise and drain the valve.
(6) points in the direction of the bypass. 3. Place the spring (7) in the check disc (6). 4. Use grease to lubricate the O-ring (4) and place the O-ring (4) in the groove of the lower body section (8). MIL 90000 25 of 38...
7.4 Returning to service For returning the equipment to service, observe the sections on commissioning/start- up (ð Section 6.1, Page 21) and the operating limits (ð Section 6.2, Page 21) . In addition, carry out all servicing/maintenance operations before returning the valve to service. (ð Section 7, Page 23) MIL 90000 27 of 38...
▷ For any work performed in order to remedy faults on the valve observe the relevant information given in this operating manual and/or the product literature provided by the accessories manufacturers. If problems occur that are not described in the following table, consultation with the KSB service is required. Table 10: Trouble-shooting Problem Possible cause...
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▪ Replace bypass trim. in the bypass. ▪ Inspect the components carefully ▪ Poor surface finish on the and replace if required. moving components due to foreign particle flow results in high friction in the sealing elements. MIL 90000 29 of 38...
Threaded ring AISI 420 3)2) Sealing element PTFE + carbon/graphite 3)2) Sealing element PTFE + carbon/graphite 1)2) O-ring EPDM Recommended spare parts Other material based on application/temperature. Recommended spare parts (included in bypass trim spare parts kit) MIL 90000 30 of 38...
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AISI 420 Liner AISI 420 1)2) O-ring EPDM Perforated disc AISI 420 ASTM A194 Gr. 2H Stud ASTM A193 Gr. B7 Bypass body ASTM A 105 Bush AISI 420 1)2) O-ring EPDM SS 316 Balance bolt AISI 420 Control head AISI 420 MIL 90000 31 of 38...
9 Related Documents 9.2 Dimensions and weights Fig. 10: Sectional drawing of MIL 90000 Table 12: Dimensions and weights Type Main body Bypass body Class [kg] [mm] [mm] [mm] [inch] [mm] [inch] [mm] 90322 1,5 90323 1,5 90324 1,5 90325 1,5 1500...
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90373 5 90374 5 90385 5 1500 90382 6 90383 6 90384 6 90385 6 1500 90392 8 90393 8 90394 8 90395 8 1500 Mating dimensions as per standard Flanges: ASME B16.5 Flanges: DIN EN 1092-1 MIL 90000 33 of 38...
10 EU Declaration of Conformity for MIL 90000 10 EU Declaration of Conformity for MIL 90000 Hereby we, KSB MIL Controls Limited Meladoor, Annamanada -680741 Thrissur District, Kerala India declare that the product: Automatic recirculation valve MIL 90000 Class 150 - 2500 NPS 1 - 12 inches...
We confirm that the above data and information are correct and complete and that shipping is effected in accordance with the relevant legal provisions....................................Place, date and signature Address Company stamp Required fields MIL 90000 35 of 38...
Fluids in Group 1 15 Fluids in Group 2 15 Function 17 Intended use 8 Key to safety symbols/markings 6 Maintenance 23 Marking 15 Materials 30 Name plate 16 Noise characteristic 18 Operating limits 8, 22 Other applicable documents 6 Return to supplier 12 Returning to service 27 Safety awareness 9 Shutdown 22 MIL 90000 36 of 38...
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