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Instruction Manual, SSB Retractor - Mini Retract-A-Ball 

Standard machines and machines delivered with ATEX certification

 

in accordance with Directive 94/9/EC 

IM-TE91A901-EN1 

 

Maintenance 

(

Continued) 

 

6. 

Remove the second clamp between the Main Body tube and the Home Chamber and carefully 

 

slide the Body Tube from the Piston to reveal the spring. See Figure 10. 

 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
7. 

There is another Solid Gasket Spacer Ring & two O-rings between the Home Chamber & the 

 

Body Tube.  

 

The Solid Gasket Spacer Ring (TE75P573) should be retained for re-assembly but the two  

 

O-rings  (TE75P511) should be replaced. See Figure 11 below. 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

 

 

 

 

Figure 11

Figure 10

 

Summary of Contents for TE75P231

Page 1: ...dels TE75P231 TE75P231 04 TE75P251 TE75P251 04 Covering Standard Machines Machines delivered with ATEX Certification in accordance with Directive 94 9 EC IM TE91A901 EN1 ESE02196 Date of issue January...

Page 2: ......

Page 3: ...s 12 Dimensions 12 Installation 14 General Safety and Installation Instructions 15 Special Conditions for Safe Use in accordance with the ATEX Certification Directive 94 9 EC 16 Warnings 20 Fluid and...

Page 4: ......

Page 5: ...ion contained in this manual simple to follow but should you require further assistance our Customer Service Department and world wide net of Distributors will be pleased to help you Please quote the...

Page 6: ...ded use Patents and trademarks This Instruction Manual is published by Alfa Laval Tank Equipment A S without any warranty Improvements and changes to this Instruction Manual may at any time be made by...

Page 7: ...d the EC Type Examination certification the ATEX Directive is no longer valid Important ATEX information Also see page 19 regarding special conditions for repair of ATEX certified machines Design Over...

Page 8: ...exceed 0 5m s Ensure that the control air pressure is regulated to 4 bar max Options The units are available in a range of operating strokes As standard there are two sizes of SSB Retractor 60mm and 1...

Page 9: ...etractor Mini Retract A Ball Page 7 Standard machines and machines delivered with ATEX certification in accordance with Directive 94 9 EC IM TE91A901 EN1 SSB Retractor Unit in extended position Figure...

Page 10: ...eing ordered with ATEX Certification it is important to note that if a sensor is fitted the ATEX Category Zone in which the SSB Retractor can be used will be effected The SSB Retractor is ATEX Categor...

Page 11: ...ocess temp 140 C 284 deg F 180 C 356 deg F Ambient temp 10 C to 140 C 95 C 140 C when not operated 10 C to 180 C 95 C 180 C when not operated Materials Components Stainless Steel 316L Stainless Steel...

Page 12: ...umentation TE75P2X1 70 EPDM ATEX TE75P2X1 80 EPDM ATEX 3 1 cert TE75P2X1 90 EPDM 3 1 cert TE75P2X1 74 FFKM ATEX TE75P2X1 84 FFKM ATEX 3 1 cert TE75P2X1 94 FFKM 3 1 cert Explanation to Add on s ATEX in...

Page 13: ...1 Flow Rate Data The above Flow Chart shows the typical flow rate through the SSB Retractor fitted with a standard spray ball with 90 holes at 1 3mm dia Flow Rates can be changed by different drilling...

Page 14: ...l SSB Retractor Mini Retract A Ball Standard machines and machines delivered with ATEX certification in accordance with Directive 94 9 EC IM TE91A901 EN1 Installation dimensions and connections Dimens...

Page 15: ...ON FILLED PTFE EPDM or ISOLAST O RINGS 3 SPRING STAINLESS STEEL GRADE 301S81 NON WETTED 4 BODY JOINTS DIN 40 FLANGES DESIGNED IN ACCORDANCE WITH DIN 32676 SAFETY CLAMPS 5 PRESSURES CONTROL AIR 3 5 4 b...

Page 16: ...Installation The SSB Retractor is mounted to a 2 ISO Ferrule using the 2 ISO gasket and clamp supplied The unit must be mounted so that it is a minimum for 5 above horizontal This is important to all...

Page 17: ...irectives and shall be CE marked before it is set into operation Warning If the machine is used in potential explosive atmospheres tapes or joint sealing compounds which are electrical insulators must...

Page 18: ...The unit shall be connected to a fully earthed pipeline duct or tank vessel ATEX Warning The pipeline duct shall not exceed a diameter of 3m and the tank vessel shall not exceed 100m ATEX Warning The...

Page 19: ...X Warning Do not allow the unit to be operated when process media is in the pipeline or tank ATEX Warning Do not allow the air pressure to exceed 5 5 bar ATEX Warning Do not allow the cleaning media t...

Page 20: ...mable atmosphere should not be steam cleaned as steam issuing from a nozzle could contain charged droplets Tanks smaller than this may be steam cleaned providing that the steam nozzles and other metal...

Page 21: ...get certain features or may not be mounted into ductwork In these instances the roll pin should again be used to orientate the unit but there will be an instruction enclosed with the unit to advise th...

Page 22: ...important that the operating pressure is released and isolated before any work is carried out on the unit The Body Tube Clamps must not be released until the air pressure is released and isolated The...

Page 23: ...according to EN 60079 19 A tag with the following labelling information must be attached to the machine Repair symbol R Alfa Laval logo and address Repair number Date of repair Machine serial number T...

Page 24: ...04 TE75P504 TE75P504 Magnet 1 Spare Part 15 TE75P505 TE75P505 TE75P505 TE75P505 Mounting Clamp 2 ISO 1 Spare Part 16 TE75P506 TE75P506 TE75P506 TE75P506 Body Clamp DIN 40 2 Spare Part 17 18 19 TE75P53...

Page 25: ...on Manual SSB Retractor Mini Retract A Ball Page 23 Standard machines and machines delivered with ATEX certification in accordance with Directive 94 9 EC IM TE91A901 EN1 Component parts continued Part...

Page 26: ...00 working hours After 2000 working hours inspect every 200 working hours A spares seal kit is available and does require simple tooling to fit the seals The part No for both the seal kit and Seal ins...

Page 27: ...as it is withdrawn Two seals will now be visible on the end of the inlet adaptor stem The larger seal at the end of the inlet adaptor stem is the cleaning media seal and the second smaller seal is an...

Page 28: ...e the second clamp between the Main Body tube and the Home Chamber and carefully slide the Body Tube from the Piston to reveal the spring See Figure 10 7 There is another Solid Gasket Spacer Ring two...

Page 29: ...is removed the Piston Slide ring will fall away from the Piston This is normal See Figure 9 CAUTION To remove the Piston the Circlip inside the recess of the Piston has to be removed The Spring is und...

Page 30: ...ntinued 10 The remaining seal visible on the Piston in Figure is the Main Air Seal This seal is a PTFE ring with an O Ring underneath to energise the seal 11 Look inside the piston there is an O Ring...

Page 31: ...e the spring from the remaining body of the SSB Retractor 13 Remove the Orientation Screw if fitted from the Spray Stem as shown in Figure 8 using a 2 5mm Allen key Retain the screw as it will be requ...

Page 32: ...tinued 14 Once the orientation screw is removed push the spray stem forward to reveal the spray ball The Sprayball is retained by a 2mm diameter pin which passes through the neck Straighten the end of...

Page 33: ...nce with Directive 94 9 EC IM TE91A901 EN1 Maintenance continued 16 The spray stem can now be drawn out of the main housing See Figure 19 17 To remove the sleeve from the main housing the 3mm dia roll...

Page 34: ...91A901 EN1 Maintenance continued 18 Remove the Sleeve from the main housing to reveal the O Ring seal This seal should be carefully removed with a small pair of long nosed pliers discarded See Figure...

Page 35: ...it for the SSB Retractor unit is TE75P287 90 for standard EPDM seals For units TE75P231 TE75P251 TE75P287 94 for Perfuorolastomer seals For units TE75P231 04 TE75P251 04 Both of the above will also re...

Page 36: ...tor Stem anti clockwise The end of the stem is fitted with an O ring Remove the O ring thoroughly clean around the O ring groove Fit a new O ring Part No TE75P542 or TE75P576 to the stem wet the O rin...

Page 37: ...ice Repair Kit continued 4 Place the Air Seal Fitment Tool Part TE75P593 over the end of the Inlet Adaptor Stem as shown below in Figure 6 This will allow the Air Seal part No TE75P518 to be slid over...

Page 38: ...be too big Remove the tools begin squeezing the seal with fingers to reduce its size Move around the seal several times with fingers until the seal has returned almost to its original size Carefully f...

Page 39: ...em Product Seal Part No TE75P543 Place the Stem Product Seal in the end of the Sleeve Position the seal so that one side of the seal enters the seal groove Carefully work around the seal pushing it in...

Page 40: ...hole aligns with the hole on the Home Chamber Push the Sleeve into the Home Chamber check that the Spring Pin holes align Place the Home Chamber on a piece of wood tap the Spring Pin Part No TE75P552...

Page 41: ...the way onto the Spray Stem Slowly back off the ball on the thread until the small slot in the neck of the ball aligns with the hole in the Spray Stem Pass the Ball Securing Pin part No TE75P555 throu...

Page 42: ...up so that the Spray Ball enters the Home Chamber If the Orientation Screw is required if a targeted spray pattern is being used rotate the Spray Stem until the M3 thread is visible through the guide...

Page 43: ...ton Stem Seal into the Internal O ring groove inside the bore of the Piston See Figure 38 16 Fitting Piston Seal Energising O ring Parts TE75P515 TE75P516 or TE75P546 Put one side of the O ring TE75P5...

Page 44: ...Piston Stand the Retract A Ball assembly on the face of the Home Chamber so that the Spring points upwards Place the Piston Spacer onto the Spring as shown Place the Ring Magnet onto the Spring Space...

Page 45: ...that the Spray Stem enters the Piston Push down until the Piston is fully seated Warning DO NOT LET GO OF THE PISTON AS THE SPRING IS UNDER COMPRESSION Fit a new Circlip Part No TE75P551 to retain the...

Page 46: ...n Air Seal take great care not to damage the Air Seal Stop once the Seal has just entered the Body Tube the groove for the Piston Slide Ring is still visible Wrap the Piston Slide Ring part TE75P514 a...

Page 47: ...irective 94 9 EC IM TE91A901 EN1 Re Build fitment of New Service Repair Kit continued 22 Carefully align the end of the Inlet Adaptor Stem in the end of the Spray Stem push down Ensure that both seals...

Page 48: ...e Chamber See Figure 46 24 Test the Unit after Re build Lay the Unit on the bench Connect an air supply to the Air Connector fitted to the Inlet Adaptor Apply a pressure of 4 Bar to open the SSB Retra...

Page 49: ...551 External Circlip 1 TE75P552 Spring Pin 1 TE75P538 Home Chamber Spigot Seal EPDM 1 TE75P539 Home Chamber Stem Seal EPDM 1 TE75P550 Gasket Home Chamber 1 TE75P543 Stem Product Seal 1 TE75P540 Home C...

Page 50: ...P543 Stem Product Seal 1 TE75P574 Home Chamber Sleeve Seal Isolast 1 TE75P575 Piston Stem Seal Isolast 1 TE75P514 Piston Slide Ring 1 TE75P515 Piston Seal 1 TE75P546 Energising O Ring Isolast 1 TE75P5...

Page 51: ...the type of machine and serial no This will help us to help you The type and serial nos are stamped on the Body of the tank cleaning machine Claim Procedure In case of failure that needs assistance f...

Page 52: ...index no 70 or 80 TE75P231 04 ATEX article index no 74 or 84 TE75P251 ATEX article index no 70 or 80 TE75P251 04 ATEX article index no 74 or 84 is in conformity with the provisions of The Machinery Di...

Page 53: ...Certificate no Baseefa11ATEX0231X Marking II 1GD c T Variable Tamb 10 C to 140 C II 1GD c T Variable Tamb 10 C to 180 C Note T ambient rating 10 C to 140 C when fitted with EPDM seals 10 C to 180 C wh...

Page 54: ...the unit to be operated when process media is in the pipeline or tank 6 Do not allow the air pressure to exceed 5 5 Bar 7 Do not allow the cleaning media to exceed 4 Bar 8 When an external sensor is...

Page 55: ...s the responsibility of the user of this document to comply with all applicable intellectual property laws Without limiting any rights related to this document no part of this document may be copied r...

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