VAT 091 Series Installation, Operating,  & Maintenance Instructions

VAT 091 Series Installation, Operating, & Maintenance Instructions

Hv gate valve with pneumatic actuator

Advertisement

Quick Links

Installation, Operating &
Maintenance Instructions
HV gate valve
with pneumatic actuator
Series 091
DN 50 – 200 mm (I. D. 2" – 8")
This manual is valid for the following product ordering numbers:
091 . . - . E14/24/34/44/46
Sample picture
1088779EA
Edition 19.05.2021

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the 091 Series and is the answer not in the manual?

Questions and answers

Summary of Contents for VAT 091 Series

  • Page 1 Installation, Operating & Maintenance Instructions HV gate valve with pneumatic actuator Series 091 DN 50 – 200 mm (I. D. 2" – 8") This manual is valid for the following product ordering numbers: 091 . . - . E14/24/34/44/46 Sample picture 1088779EA Edition 19.05.2021...
  • Page 2 The VAT firmware may not be used for purposes other than those intended nor is it permitted to make copies of the VAT firmware. In particular, it is strictly forbidden to give copies of the VAT firmware to other people.
  • Page 3: Table Of Contents

    Series 091 Contents Description of product ................ 4 Identification of product ....................4 Use of product ......................... 4 Related documents......................4 Important information....................... 4 Technical data ......................... 4 Safety ....................5 Compulsory reading material ................... 5 Danger levels ........................5 Personnel qualifications ....................
  • Page 4: Description Of Product

    • Dimensional drawing Important information This symbol points to a very important statement that requires particular attention. Example: VAT disclaims any liability for damages resulting from inappropriate packaging. Technical data See product data sheet and dimensional drawing. 4/27 Edition 19.05.2021...
  • Page 5: Safety

    Series 091 SAFETY Safety Compulsory reading material Read this chapter prior to performing any work with or on the product. It contains important information that is significant for your own personal safety. This chapter must have been read and understood by all persons who perform any kind of work with or on the product during any stage of its serviceable life.
  • Page 6: Personnel Qualifications

    SAFETY Series 091 Personnel qualifications WARNING Unqualified personnel Inappropriate handling may cause serious injury or property damage. Only qualified personnel are allowed to carry out the described work. Safety labels Label Part No. Location on valve T-9001-156 Protective cover Table 2-1 6/27 Edition 19.05.2021 1088779EA...
  • Page 7: Design And Function

    Series 091 DESIGN AND FUNCTION Design and Function Design Sealing surface Valve body Bonnet flange Actuator Figure 3-1 Function The valve sealing principle is based on a wedge shape gate design. The gate seal is pressed against the sealing surface by means of a pneumatic actuator. The valve is standard equipped with a bellows feedthrough.
  • Page 8: Installation

    Make sure that the supplied products are in accordance with your order. • Inspect the quality of the supplied products visually. If it does not meet your requirements, please contact VAT immediately. • Store the original packaging material. It may be useful if products must be returned to VAT.
  • Page 9 Too long screws Valve body may get deformed and / or malfunctions may occur. Use only screws recommended by VAT. Identify flange type according the fabrication number on the identification plate; see Example: 091 . . – P . . . / . . . = Flange type ISO-F.
  • Page 10: Admissible Forces And Bending Moments

    2940 2940 If a combination of both forces («FA» and «M») occurs, the values mentioned above are invalid. Please contact VAT for more information. Table 4-2 Remove protective covers from body flanges. Clean sealing surfaces and seals of both flanges;...
  • Page 11: Compressed Air Connection

    Series 091 INSTALLATION Compressed air connection WARNING Valve in open position Risk of injury when compressed air is connected to the valve. Connect compressed air only when: – valve is installed in the vacuum system – moving parts cannot be touched Use clean, dry or slightly oiled air only.
  • Page 12: Operation

    OPERATION Series 091 Operation WARNING Unqualified personnel Inappropriate handling may cause serious injury or property damage. Only qualified personnel are allowed to carry out the described work. WARNING Movable parts Human body parts may get jammed and severely injured. Do not operate before product is installed completely into the vacuum system. Normal operation Valve is opened and closed pneumatically.
  • Page 13 Series 091 OPERATION In case of a power failure, the valve can be actuated manually if compressed air is available. Solenoid valve, standard Emergency operation Press push-button (1) and/or rotate push-button 90° CW : valve opens Release push-button (1) or rotate push-button back to initial orientation: valve closes Solenoid valve for impulse actuation (option) Press push-button (1): valve opens...
  • Page 14: Trouble Shooting

    «4.4 Electrical connection» valve Leak at gate «7.3 Cleaning of the valve gate Gate seal all right? Replace gate seal and body» Gate damaged or Contact VAT www.vatvalve.com contaminated? Adjust operating Operating pressure Product data sheet pressure Leak at body...
  • Page 15: Maintenance

    Under clean operating conditions the valve does not require any maintenance during specified service lifetime; see product data sheet. Contamination from the process may influence the function and requires more frequent maintenance. After these cycles, VAT recommends to clean the gate seal or if needed, replace the gate seal.
  • Page 16: Cleaning Of The Valve Gate And Body

    MAINTENANCE Series 091 Cleaning of the valve gate and body WARNING Loaded spring steel sheet Human body parts may get jammed and severely injured. Do not put human body parts between valve gate and spring steel sheet. NOTICE Contamination Product may get contaminated. Always wear cleanroom gloves when handling the product.
  • Page 17 Series 091 MAINTENANCE Pull out valve insert (2) from valve body (3); see «Figure 7-1». Screws Valve insert Valve body Figure 7-1 Identify seat side marker “ ”; see «Figure 7-2». Seat side marker Figure 7-2 1088779EA Edition 19.05.2021 17/27...
  • Page 18 Clean or replace the gate O-ring (13); see «Figure 7-5» on page 19, use O-ring removal tool. VAT recommends that whenever the gate O-ring is changed to also change the gliders (Peek-tabs) on both sides of the gate; see item 11 and 12.
  • Page 19 Series 091 MAINTENANCE 13. Clean or replace bonnet O-ring (7); see «Figure 7-5»; use O-ring removal tool. 14. Clean sealing surface of bellows (6); see «Figure 7-5». Do not damage or scratch O-ring sealing surface. 6 Bellows sealing surface 7 Bonnet O-ring 13 Gate O-ring Figure 7-5 15.
  • Page 20: Repairs

    REPAIRS Series 091 Repairs Repairs may only be carried out by the VAT service staff. In exceptional cases, the customer is allowed to carry out the repairs, but only with the prior consent of VAT. Fixed price refurbishment The VAT customer service can refurbish the product or individual components for you. Wear-sensitive parts are replaced, and the warranty on the replaced parts is extended.
  • Page 21: Dismounting And Storage

    Series 091 DISMOUNTING AND STORAGE Dismounting and Storage WARNING Unqualified personnel Inappropriate handling may cause serious injury or property damage. Only qualified personnel are allowed to carry out the described work. WARNING Hazardous components Human body parts may get jammed and severely injured. Before dismounting the product –...
  • Page 22: Dismounting

    DISMOUNTING AND STORAGE Series 091 Dismounting NOTICE Valve in open position Valve mechanism may get damaged if valve is in open position. Close valve before dismounting the valve from the system. Close valve. Carry out the steps according to chapter «4 Installation» in reverse order. Pay attention to the safety instructions.
  • Page 23: Packaging And Transport

    If products are radioactively contaminated, the VAT form «Contamination and Radiation Report» must be filled out. Please contact VAT in advance. • If products are sent to VAT in contaminated condition, VAT will carry out the decontamination procedure at the customer's expense. 1088779EA Edition 19.05.2021...
  • Page 24: Packaging

    Valve mechanism may get damaged if valve is in open position. Make sure that the valve is closed. Cover all valve openings with a protective foil. Pack valve appropriately, by using the original packaging material. VAT disclaims any liability for damages resulting from inappropriate packaging. 10.2 Transport NOTICE Inappropriate packaging Product may get damaged if inappropriate packaging material is used.
  • Page 25: Disposal

    Series 091 DISPOSAL Disposal Observe the local regulations for disposal WARNING Harmful substances Environmental pollution. Discard products and parts according to the local regulations. WARNING Unqualified personnel Inappropriate handling may cause serious injury or property damage. Only qualified personnel are allowed to carry out the disposal. CAUTION Risk of damage Indicates a hazardous situation which, if not avoided, may result in minor or moderate...
  • Page 26: Spare Parts

    «1.1 Identification of product». This is to ensure that the appropriate spare parts are supplied. • VAT makes a difference between spare parts that may be replaced by the customer and those that need to be replaced by the VAT service staff. •...
  • Page 27: Appendix

    Series 091 APPENDIX Appendix 1088779EA Edition 19.05.2021 27/27...

This manual is also suitable for:

091-e14091-e24091-e34091-e44091-e46

Table of Contents