All-metal gate valve with compact or extended pneumatic actuator (27 pages)
Summary of Contents for VAT 25740-QE99-0001
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Translation of Installation- Operating- and Mounting Instruction Quick Shut-off Valve 25740-QE99-0001 DN 100 mm / I.D. 4" 1079948EA...
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VAT products. The VAT firmware contains an unlimited number of user licenses. The VAT firmware may only be used for the permitted purposes. The creation of copies of the VAT firmware is allowed. It is however strictly forbidden to give copies of the VAT firmware to other people.
LIST OF CONTENTS List of contents 1 General information ............................. 1.1 Scope of delivery ............................ 1.2 Other applicable documents ........................1.3 Typographical conventions........................1.3.1 Important information ........................1.3.2 Danger levels ..........................1.4 Forwarding ............................. 2 Safety ................................2.1 Standards and directives ........................2.2 Intended use and purpose........................
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LIST OF CONTENTS 9 Repair & Service ............................23 9.1 Fixed Price Refurbishment ........................23 10 Dismantling and storage ..........................24 10.1 Store valve ............................. 24 11 Transport packaging and shipping ......................25 11.1 Pack and transport the valve ........................25 11.2 Sending returns ............................
This document contains the original Assembly and Operating Instructions (AOI). Scope of delivery The scope of delivery corresponds to your order with VAT Vakuumventile AG. When you receive your order, check it against your order list. If you find discrepancies between what was ordered and delivered, contact VAT Vakuumventile AG.
GENERAL INFORMATION Forwarding This document is part of the product and if the product is forwarded, the document must also be forwarded to the product recipient. If the product becomes part of a machine as a result of installation on or combination with other parts, or by another method, this document must also be forwarded when the machine is sold.
SAFETY Safety Standards and directives This product meets the requirements of the following standards and directives. – Commissioning or proper operation of a machine containing the product is forbidden until it can be demonstrated that the machine meets the requirements of EC Directive 2006/42/EC: Machinery Directive;...
Personal protective equipment is not included in the scope of delivery. To ensure the product is not contaminated or damaged, VAT recommends that the operator provides at least the following personal protective equipment for work with and on the product. If further protective clothing is required as a result of a special use of the product, the operator is responsible for making this known.
SAFETY Product handling 2.8.1 Unsuitable packaging Unsuitable packaging material can cause product contamination. Keep the original packaging material. ► Use the original packaging material during transport and storage. ► Handle the product with care. ► 1079948EA...
TECHNICAL DATA Technical data Valve Flange type ISO-K Nominal diameter (DN) Valve body leak rate [20 °C] < 1 x 10E-9 mbar ls-1 Valve seat leak rate [20 °C] < 1 x 10E-6 mbar ls-1 Pressure range (abs.) Vacuum to 1.2 bar (abs) Differential pressure on the plate in closing ≤...
DESIGN AND FUNCTION Design and function Type label The article and serial number and the order number are indicated on the product or on a type label. Illustration 1: Type label Article and serial number Order number Valve structure 1 Transport fixation device 5 Body seal 2 Screws (8x) 6 Plate...
DESIGN AND FUNCTION Function of the quick shut-off valve The quick shut-off valve is a passively acting non-return valve without a drive unit. The moving part of the valve is the valve plate. It blocks backstreaming of the pump volume in case of pressure deviations caused by leaks or a drop in pump capacity.
VAT Service Center. Use a blunt object to open the protective sleeves. 1. Check whether the packaging is damaged. If it is, report this to VAT. 2. Make sure that the protective sleeves are not damaged.
START VALVE OPERATION Installation in the pump line The valve can now be installed in the pump line as illustrated in the diagram below. Use appropriate centering rings [1] and clamping claw grips [2] during installation. 1079948EA...
TROUBLESHOOTING Troubleshooting Shut-off valve without drive unit Disruption factors usually occur due to incorrect commissioning and operation. Error Error source Troubleshooting Valve does not close Installation Pay attention to the mounting position Valve does not seal Seat seal is contaminated Pay attention to maintenance interval Cleaning seals [ 20]...
The type of application may make it necessary to shorten the maintenance intervals. In this case, the maintenance schedule must be adjusted accordingly. In addition to the maintenance interval, the VAT Service Center also offers other services. If you require further information about the maintenance intervals or services, please contact VAT.
Maintenance schedule For any deviating maintenance work or additional maintenance work that may be necessary, contact VAT. The VAT customer service will need the product serial number for this. Type label [ 11]. The frequency of the maintenance intervals depends on the process conditions.
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Maintenance interval Maintenance section Responsibility Maintenance Maintenance description work Kunde oder VAT via FPR . Change valve plate. - if disassembled, carry out cleaning of the parts Kunde oder VAT via FPR Change seat seal. - if disassembled, carry out replacement Kunde oder VAT via FPR Change body seal.
Non-original spare parts and wear-sensitive parts! If you use non-original spare parts and wear-sensitive parts, you may damage the product. Only use original spare parts and wear-sensitive parts from VAT. ► Illustration 3: Exploded view of quick shut-off valve 1 Transport fixation...
7. Pull the sealing O-ring [5] oft he flange [3], out of the groove. 8. To dismantle the O-ring, use the recommended tool VAT–O-ring [ 21] assembly tool. 9. Clean the O-ring [5]. Replace the O-ring [5] if obvious damage is evident.
NOTICE Non-original spare parts and wear-sensitive parts! If you use non-original spare parts and wear-sensitive parts, you may damage the product. Only use original spare parts and wear-sensitive parts from VAT. ► Overview of spare parts Illustration 4: Spare parts...
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CONSUMABLE AND SPARE PARTS Description Part number O-ring removal tool 234859 1079948EA...
1. Select the desired service from our comprehensive FPR-service program for the refurbishment. 2. Contact your assigned sales person or the nearest VAT service center to learn about the options for the product in question. VAT Service Center.
DISMANTLING AND STORAGE Dismantling and storage 10.1 Store valve 1. Clean and decontaminate the valve. 2. Cover all valve openings with a protective cap. 3. Pack the valve in the original packaging material. 4. Store the valve at the permitted environmental conditions, see section Technical data [ 10]. 1079948EA...
– Fill out the form and send it in advance to VAT or the relevant sales company. – If the product is radioactively contaminated, ask VAT for the following form: Notification of contamination and radiation.
– Fill out the form and send it in advance to VAT or the relevant sales company. – If the product is radioactively contaminated, ask VAT for the following form: Notification of contamination and radiation.
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Find out more and connect to your local VAT contact on WWW.VATVALVE.COM VAT Vakuumventile AG (Headquarters) Seelistrasse 1 9469 Haag...
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