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Table of Contents
Summary of Contents for Metaltecnica 0080
- Page 1 Via G. Matteotti, 151 – 28077 Prato Sesia (No) – Italy Tel. +39 0163 850497 – Fax +39 0163 851212 e-mail: mz@metaltecnicazanolo.com http: www.metaltecnicazanolo.com INSTALLATION – OPERATION – MAINTENANCE MANUAL ITEM 0080 KNIFE GATE VALVE WITH DISCHARGE ISTR 0080_EN EDITION 1/2013 Metaltecnica srl...
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Page 2: Table Of Contents
Knife gate valve with brass body and stainless steel knife - manual model. Available size: 4” – 6” – 8”. ITEM 0080/0500 – ITEM 0080/0501 Knife gate valve with brass body and stainless steel knife actuated by hydraulic cylinder item 0500 (0501 for 8”), opening with oil, closing with gas spring. -
Page 3: Marking And Certifications
In particular, these gate valves are subject to Article 3, Section 3, thus they do not require CE marking. 1.3.2 ATEX Directive (94/9/CE) Gate valves series 0080 meet the requirements of Directive 94/9/EC for protection against explosion. The reference framework is the following: EN 13463-1 “Non-electrical equipment for use in potentially explosive atmospheres –... -
Page 4: Handling
Any other different position of installation may require specific measures to be undertaken and may cause use restrictions. Therefore, these cases are to be assessed with Metaltecnica Technical Department. - Page 5 Before disassembling the gate valve, check that there is electrical continuity between the two pipe sections. During installation, maintenance and disassemble, avoid mechanical impacts, which may cause sparks. Metaltecnica srl pag. 5/13...
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Page 6: Gate Valve Actuation
Information on the installation, use and maintenance is included in manual ISTR 0500_IT. The following points (4.1 – 4.2) describe the procedure for cylinder assembly onto the gate valve. Metaltecnica srl pag. 6/13... - Page 7 Secure the cylinder onto the head by unscrewing the ring (20) until it stops against the head. m) Connect the cylinder to the hydraulic line and carry out some opening and closing cycles before installing the gate valve. Metaltecnica srl pag. 7/13...
- Page 8 Secure the cylinder onto the head by unscrewing the ring (20) until it stops against the head. Connect the cylinder to the hydraulic line (item 55) or to the pneumatic line (item 57) and carry out some opening and closing cycles before installing the gate valve. Metaltecnica srl pag. 8/13...
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Page 9: Size - Materials - Operating Conditions
The technical information on the overall sizes, the material used and the operating conditions are available in the company catalogue or on our web-site www.metaltecnicazanolo.com. The technical data sheets for each item can be requested to the Metaltecnica’s technical office. 6. Limits of use ... - Page 10 Put the upper assembly into place again (it includes head, knife and actuator) and replace the sealing gasket between body and head, if necessary. m) Secure the head onto gate valve body n) Before operating gate valve again, carry out some opening and closing cycles checking proper seal. Metaltecnica srl pag. 10/13...
- Page 11 Put the upper assembly into place again (it includes head, knife and actuator) and replace the sealing gasket between body and head, if necessary. Secure the head onto gate valve body Before operating gate valve again, carry out some opening and closing cycles checking the proper seal. Metaltecnica srl pag. 11/13...
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Page 12: Storage
After the cleaning, recyclable materials (metal parts, plastic parts) must be separated from special waste (P.T.F.E. gaskets, rubber parts, etc.) according to the local existing law. The scrapping of assembled and not cleaned gate valves can cause emissions and damages to the environment. Metaltecnica srl pag. 12/13... -
Page 13: List Of Components
10. List of components Below is an example of general part list. It refers to item 0080. The exploded diagrams of the spare parts of all gate valve types and of the relevant actuators can be requested from Metaltecnica Technical Department.
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