VAT 108 Series Installation, Operating, & Maintenance Instructions
Uhv gate valve with pneumatic actuator
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Summary of Contents for VAT 108 Series
- Page 1 Installation, Operating & Maintenance Instructions UHV gate valve with pneumatic actuator Series 108 DN 250 – 320 mm (I.D. 10 – 12”) This manual is valid for the following product ordering numbers: 108 . . - . E14 / 24 / 34 / 44 Sample picture 298491EA Edition 2017-06-08...
- Page 2 VAT. Offenders are liable to pay damages. The original VAT firmware and updated state of the art versions of the VAT firmware are intended for use with VAT products. The VAT firmware contains a limited, time unlimited user license.
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Page 3: Table Of Contents
Series 108 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. 4/25 Edition 2017-06-08... -
Page 5: Safety
Series 108 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 108 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 6/25 Edition 2017-06-08 298491EA... -
Page 7: Design And Function
Series 108 DESIGN AND FUNCTION Design and Function Design 1 Sealing surface 2 Valve body 3 Bonnet flange 4 Actuator Figure 3-1 Function The valve features the VATLOCK sealing technology. This means, the valve is mechani- cally locked in the closed position. In the open position, the mechanism is not locked. Leaf springs hold gate and counter plate against the carriage with the ball retainers. -
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 NOTICE 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 chapter «1.1 Identification of product». Example: 108 . . – C . . . / . . .
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Page 10: Admissible Forces And Bending Moments
DN (nom. I.D.) pressive force «FA» «M» inch lbf · ft 3430 4000 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 10/25 Edition 2017-06-08 298491EA... -
Page 11: Compressed Air Connection
Series 108 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 108 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: Trouble Shooting
/ mechanism unit», replace bonnet steps 1 to 6 seal Bellows all right? Contact VAT www.vatvalve.com Table 5-1 If you need any further information, please contact one of our service centers. You will find the addresses on our website www.vatvalve.com. -
Page 14: Maintenance
Maintenance intervals Under clean operating conditions the valve does not require any maintenance during 50 000 cycles. After 50 000 cycles, VAT recommends replacing the mechanism unit; see chapter «6.3 Replacement of valve gate / mechanism unit». For more information or a general overhaul please contact one of our service centers. You will find the addresses on our website www.vatvalve.com. -
Page 15: Replacement Of Valve Gate / Mechanism Unit
Series 108 MAINTENANCE Replacement of valve gate / mechanism unit 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 16 MAINTENANCE Series 108 Figure 6-2 1 Screw 2 Bonnet seal 3 Valve body Figure 6-3 4 Bolt 5 Locking ring 15. Lift actuator / mechanism unit into body without touching the body wall. 16/25 Edition 2017-06-08 298491EA...
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Page 17: Replacement Of Gate Seal
Series 108 MAINTENANCE 16. Mount screws (1) according to «Figure 6-2» on page 16. Tighten screws in crosswise order with the following torques: DN 250 / 320 40 Nm / 30 lbf·ft 17. Connect electrical power supply. 18. Connect compressed air supply. Valve is ready for use. -
Page 18: 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. Please contact one of our service centers. You will find the addresses on our website www.vatvalve.com. -
Page 19: Dismounting And Storage
Series 108 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 Heavy weight Physical overstraining. Use a crane to lift the product. WARNING Hazardous components Human body parts may get jammed and severely injured. -
Page 20: Dismounting
DISMOUNTING AND STORAGE Series 108 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! Storage NOTICE... -
Page 21: 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. -
Page 22: 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. Transport NOTICE Inappropriate packaging Product may get damaged if inappropriate packaging material is used. -
Page 23: Disposal
Series 108 DISPOSAL Disposal WARNING Harmful substances Environmental pollution. Discard products and parts according to the local regulations. 298491EA Edition 2017-06-08 23/25... -
Page 24: 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.
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