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Edwards nXDS Series, Instruction Manual, Page: 20 / 32

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Edwards nXDS Series Instruction Manual Download Page 20

A735-01-840 Issue B

Page 14

© Edwards Limited 2013. All rights reserved.

Edwards and the Edwards logo are trademarks of Edwards Limited.

Silencer

Figure 5 - Silencer dimensions (mm)

A. 94 mm
B. 81 mm
1. Top casing
2. Foam block
3. Polyester element
4. Bottom casing
5. Centring ring

Summary of Contents for nXDS Series

Page 1: ...A735 01 840 Issue B Instruction Manual nXDS Pump Accessories...

Page 2: ...This page has been intentionally left blank...

Page 3: ...st adaptor 7 4 Inlet exhaust filter 9 4 1 Description 9 4 2 Technical data 9 4 3 Installation 10 4 3 1 Install the inlet exhaust filter 10 4 4 Maintenance 10 4 4 1 Introduction 10 4 4 2 Removal of ele...

Page 4: ...22 8 2 2 Inlet exhaust port conversion 23 9 Pump to controller cable 25 9 1 Description 25 9 2 Technical data 25 9 3 Installation 25 For return of equipment complete the HS Forms at the end of this ma...

Page 5: ...W40 filter element replacement kit 11 7 Silencer technical data 13 8 Silencer checklist of components A505 97 000 15 10 Nozzle technical data 17 11 Exhaust nozzle checklist of components A505 09 000 1...

Page 6: ...This page has been intentionally left blank A735 01 840 Issue B Page iv Edwards Limited 2013 All rights reserved Edwards and the Edwards logo are trademarks of Edwards Limited...

Page 7: ...d this manual before installing accessories onto the nXDS pump Important safety information is highlighted as WARNING and CAUTION instructions these instructions must be obeyed The use of WARNINGS and...

Page 8: ...sory spares safely in accordance with all local and national safety environmental requirements 1 5 Spares and accessories Edwards products spares and accessories are available from Edwards companies i...

Page 9: ...ted Introduction A735 01 840 Issue B Figure 1 Accessories for nXDS pumps general view o ring seals not shown 1 Gas ballast adaptor blank 2 Gas ballast adaptor 3a b Inlet exhaust filter 4 Silencer 5 Ex...

Page 10: ...A735 01 840 Issue B Page 4 Edwards Limited 2013 All rights reserved Edwards and the Edwards logo are trademarks of Edwards Limited This page has been intentionally left blank...

Page 11: ...allast adaptor blank The method for installing the gas ballast adaptor blank follows some of the stages used to install the gas ballast adaptor To install the gas ballast adaptor blank refer to stages...

Page 12: ...A735 01 840 Issue B Page 6 Edwards Limited 2013 All rights reserved Edwards and the Edwards logo are trademarks of Edwards Limited This page has been intentionally left blank...

Page 13: ...o dilute flammable gases down to a safe level Edwards recommends 1 4 of the Lower Explosive Limit An inert purge can also be used to reduce the likelihood of gas vapours such as iodine from condensing...

Page 14: ...allast control assembly and seat for future use if required 1 Undo the 2 off retaining bolts and partially remove the fan cowl Caution Cooling fan supply lead attached 2 Carefully disconnect the cooli...

Page 15: ...1 item 3a this is especially useful for process applications such as gas recirculation Alternatively it can be connected in line between the nXDS pump inlet and the chamber outlet connection Figure 1...

Page 16: ...ement Figure 4 item 3 should coincide with a tip seal change Refer to the maintenance plan in the nXDS pump manual for recommendations on changing the tip seal 4 4 2 Removal of elements Remove the fil...

Page 17: ...of dangerous substances if contamination has occurred Renewal of the element is recommended regardless of the level of contamination If the element is heavily contaminated with tip seal dust it must b...

Page 18: ...A735 01 840 Issue B Page 12 Edwards Limited 2013 All rights reserved Edwards and the Edwards logo are trademarks of Edwards Limited This page has been intentionally left blank...

Page 19: ...housing is made from Santoprene thermoplastic elastomer The element itself is polyester The foam block is manufactured from filter foam Note These elements can only be used in dry applications and mu...

Page 20: ...ds Limited 2013 All rights reserved Edwards and the Edwards logo are trademarks of Edwards Limited Silencer Figure 5 Silencer dimensions mm A 94 mm B 81 mm 1 Top casing 2 Foam block 3 Polyester elemen...

Page 21: ...iodically Edwards recommends both are replaced every 9000 hours of pump use The silencer has been designed to handle 10 cc of tip seal dust without affecting the performance of the pump Replacement ki...

Page 22: ...that have been pumped during operation Ensure that the pump is decontaminated before maintenance and that adequate precautions are taken to protect people from the effects of dangerous substances if c...

Page 23: ...O ring provided manually screw in the plastic exhaust nozzle until resistance can be felt Tighten the nozzle to 5 Nm using a 36 mm AF spanner not supplied 3 Push on the plastic hose use a retaining cl...

Page 24: ...A735 01 840 Issue B Page 18 Edwards Limited 2013 All rights reserved Edwards and the Edwards logo are trademarks of Edwards Limited This page has been intentionally left blank...

Page 25: ...d to reduce the transmitted vibration from the pump to a mounting surface such as a system frame The mountable vibration isolators have fixing holes to allow the pump to be bolted to the floor or syst...

Page 26: ...to the pump Figure 1 item 6 using the screws and washers provided 3 Using 5 mm bolts not supplied fix the vibration isolators bolted to the fixing surface or system frame Edwards recommends the fitti...

Page 27: ...cessary if anticipating the use of the pump on applications involving corrosive substances 8 2 Installation Table 14 Chemical resistance conversion kit checklist of components nXDS6i 10i 15i A735 01 8...

Page 28: ...sconnect the cooling fan electrical supply lead and remove the fan cowl 3 Using a 21 mm AF spanner not supplied remove the gas ballast control assembly seat and O ring 4a nXDS6i 10i 15i Remove the rem...

Page 29: ...exhaust port conversion Using a 30 mm AF spanner not supplied remove both the inlet and exhaust ports Locate the stainless steel ports provided in the kit and assemble using new O rings in reverse or...

Page 30: ...A735 01 840 Issue B Page 24 Edwards Limited 2013 All rights reserved Edwards and the Edwards logo are trademarks of Edwards Limited This page has been intentionally left blank...

Page 31: ...ler such as a TIC Turbo Instrument Controller or TAG Turbo Active controller 9 2 Technical data For full details of the Logic interface technical data refer to the nXDS pump instruction manual A735 01...

Page 32: ...A735 01 840 Issue B Page 26 Edwards Limited 2013 All rights reserved Edwards and the Edwards logo are trademarks of Edwards Limited This page has been intentionally left blank...

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