Spirax Sarco KE73 Installation And Maintenance Instructions Manual
Series k
dn125, dn150 and dn200 control valves
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- Page 1 3.563.5275.210 IM-S24-25 Issue 1 - 2008 Series K DN125, DN150 and DN200 Control Valves Installation and Maintenance Instructions The PED Directive 97/23/EC is repealed and replaced by the new PED Directive 2014/68/EU with effect from 19 July 2016. 1. Safery informations 2.
- Page 2 ATTENZIONE Lavorare in sicurezza con apparecchiature in ghisa e vapore Working safely with cast iron products on steam Informazioni di sicurezza supplementari - Additional Informations for safety Lavorare in sicurezza con prodotti Working safely with cast iron in ghisa per linee vapore products on steam I prodotti di ghisa sono comunemente presenti Cast iron products are commonly found on steam...
- Page 3 Prevenzione dai colpi d’ariete - Prevention of water hammer Scarico condensa nelle linee vapore - Steam trapping on steam mains: Intervalli di 30÷50 m. intervals Vapore Steam Gruppo di scarico Vapore Gruppo di scarico Trap set Steam Trap set Gruppo di scarico Trap set Condensa - Condasate Condensa - Condasate...
- Page 4 Prevenzione delle sollecitazioni di trazione Prevention of tensile stressing Evitare il disallineamento delle tubazioni - Pipe misalignment: Installazione dei prodotti o loro rimontaggio post-manutenzione: Installing products or re-assembling after maintenance: Evitare l’eccessivo serraggio. Per garantire l’uniformità del carico e dell'allineamento, Utilizzare le coppie di serraggio i bulloni delle flange devono essere serrati in modo raccomandate.
- Page 5 Dilatazioni termiche - Thermal expansion: Gli esempi mostrano l’uso corretto dei compensatori di dilatzione. Si consiglia di richiedere una consulenza specialistica ai tecnici dell’azienda che produce i compensatori di dilatazione. Examples showing the use of expansion bellows. It is highly recommended that expert advise is sought from the bellows manufacturer.
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Page 6: Intended Use
Group 2 of the above mentioned Pressure Equipment Directive. The products’ use on other fluids within Group 2 or fluids within Group 1 may be possible but, if this is contemplated, Spirax Sarco should be contacted to confirm the suitability of the product for the application being considered. - Page 7 Allow time for temperature to normalise after isolation to avoid danger of burns. Tools and consumables Before starting work ensure that you have suitable tools and/or consumables available. Use only genuine Spirax Sarco replacement parts. Protective clothing Consider whether you and/or others in the vicinity require any protective clothing to protect against the hazards of, for example, chemicals, high/low temperature, radiation, noise, falling objects, and dangers to eyes and face.
- Page 8 Customers and stockists are reminded that under EC Health, Safety and Environment Law, when returning products to Spirax Sarco they must provide information on any hazards and the precautions to be taken due to contamination residues or mechanical damage which may present a health, safety or environmental risk.
- Page 9 Commissioning For commissioning instructions refer to the Operation, Installation and Maintenance Instructions, covering Spirax Sarco Actuators. 3.563.5275.210...
- Page 10 4. Maintenance 4.1. Procedure for renewing stem seals (Fig.2.) a) Isolate the valve. b) Remove actuator from valve.Refer to Installation and Maintenance Instructions covering Spirax Sarco Actuators. c) Remove locknut (1). CAUTION: Care should be taken in removing the stem seal since fluid under pressure may be trapped between the isolating valves.
- Page 11 Fig. 1 3.563.5275.210...
- Page 12 Procedure for renewing valve stem, plug and seat. a) Isolate and remove valve from the pipeline. CAUTION: Care should be taken in removing the valve since fluid under pressure may be trapped between the isolating valves. b) Remove actuator from valve. Refer to Installation and Maintenance Instructions covering Spirax Sarco Actuators.
- Page 13 Fig. 2 3.563.5275.210...
- Page 14 How to order Always order spares by using the description given in the column headed available spare and stating the size and type of valve. Example: 1 - Valve plug & spindle Kit for DN150 KE73 Control Valve. Fig. 3 3.563.5275.210...
- Page 15 3.563.5275.210...
- Page 16 Spirax-Sarco S.r.l. - Via per Cinisello, 18 - 20054 Nova Milanese (MI) - Tel.: 0362 49 17.1 - Fax: 0362 49 17 307 3.563.5275.210 Issue 1 - 2008.02...