Alfa Laval Toftejorg TZ-67 Instruction Manual Download Page 1

Page: 1 / 46

Covering:
Standard machines
Machines delivered with ATEX/IECEx Certification in accordance with Directive 2014/34/EU
First published: January 1, 1988

ESE01796-EN13

2019-07

Original manual

Instruction Manual

Alfa Laval Toftejorg

TZ-67

Summary of Contents for Toftejorg TZ-67

Page 1: ...d machines Machines delivered with ATEX IECEx Certification in accordance with Directive 2014 34 EU First published January 1 1988 ESE01796 EN13 2019 07 Original manual Instruction Manual Alfa Laval T...

Page 2: ......

Page 3: ...in accordance with ATEX IECEx certification 13 5 Operation 16 5 1 Normal operation 16 5 2 Safety precautions 17 6 Maintenance 18 6 1 Service and repair of ATEX IECEx certified machines 18 6 2 Preventi...

Page 4: ...ble of contents The information herein is correct at the time of issue but may be subject to change without prior notice 11 2 How to order spare parts 45 11 3 How to Contact Alfa Laval Kolding A S 45...

Page 5: ...ficate no Baseefa10ATEX0188X and IECEx BAS xx xxxxX II 1G Ex h IIC 85 C 175 C Ga Marking II 1D Ex h IIIC T85 C T140 C Da The QAN Quality Assurance Notification is carried out by SGS Fimko Oy S rkiniem...

Page 6: ...the tank cleaning machine 2 1 Important information WARNING Indicates that special procedures must be followed to avoid serious personal injury CAUTION Indicates that special procedures must be follow...

Page 7: ...n on any product without prior notice or any obligation The English version of the instruction manual is the original manual We make reservations in regard to possible mistranslations in language vers...

Page 8: ...g The Alfa Laval Toftejorg TZ 67 is certified as category I component The ATEX certification is carried out by the Notified Body SGS Fimko Oy who has issued the certificate no Baseefa10ATEX0188X The I...

Page 9: ...100 C T5 80 C 80 C 135 C T4 108 C 108 C 175 C 140 C 140 C Group III EPL Da The dust temperature class depends on the cleaning fluid temperature or the ambient temperature whichever of the two is the h...

Page 10: ...g pattern is laid out on the tank surface During the following rounds this pattern is repeated 7 times each of which is displaced 1 8 of the mesh in the pattern After a total of 45 revolutions of Hub...

Page 11: ...ions for safe use in accordance with ATEX IECEx certification page 13 To protect your tank coating it is recommended to mount bumpers on the tank cleaning machine The machine as delivered has been tes...

Page 12: ...e nozzle with flat spanner to counteract while tightening the opposite nozzle with the torque wrench Rubber jaw mounted upside down Protect with rubber pad Recommended tightening torque 40 Nm 3 Check...

Page 13: ...the cleaning fluid and ambient temperature The temperature class and ambient temperature range are shown in paragraph 3 6 ATEX IECEx temperature class and code page 9 Warning Max permitted temperature...

Page 14: ...s possible under certain conditions It is necessary to know the current factors such as tank size cleaning solvent and product Additives can be used in the cleaning solvent or for example the tank can...

Page 15: ...and the residue of process fluid powder compound which can generate heat or a hybrid mixture Chemical reactions in Zone 20 Hybrid mixtures End user must ensure that the cleaning fluid used does not cr...

Page 16: ...ng to approx 40 sec per rev of the body in order to avoid risk of machine breakdown Draining should always be done inside the tank See paragraph 4 4 Specific conditions for safe use in accordance with...

Page 17: ...to open clamps or other connections while system is in operation Make sure that system is depressurised and drained before disassembly The cleaning jets impinging the tank surface are a source of noi...

Page 18: ...sure compliance with the ATEX IECEx regulations and keep the machine ATEX IECEx certification valid the service or repair must be performed by an authorized person with knowledge of the ATEX IECEx req...

Page 19: ...on the following pages 2 Clean material build up and deposits from internal parts with Scotch brite S Ultrafine eventually chemical cleaner and fine abrasive cloth 3 Check Slide bearings position 28 o...

Page 20: ...r 4 into a hole in the Stem 5 Pull off Impeller 4 Reassembly 1 Reinstall Impeller 4 Make sure that Impeller is correctly rotated to be pushed onto Turbine shaft Do not try to hammer Impeller in positi...

Page 21: ...6 Maintenance TZ 67 Top Assembly TD523353 21...

Page 22: ...xcellent for holding Gear Subassembly Reassembly 1 Reinsert Gear subassembly in bottom of machine body Turn Gear Frame 29 to align holes in Gear frame and 3 16 threads in body Mount Spring washers 16...

Page 23: ...6 Maintenance TZ 67 Bottom Assembly TD523354 23...

Page 24: ...s worn it has to be replaced Note If Ball races in Hub cover 19 1 and in Bevel gear 18 1 are extremely worn they should be replaced as well as the Ball retainer with balls 24 How to replace Ball races...

Page 25: ...6 Maintenance TZ 67 Hub Assembly TD523355 25...

Page 26: ...If Ball races in Body 26 3 and on Gearwheel 7 1 are extremely worn they should be replaced together with Ball retainer with balls 24 How to replace Ball races see page 31 Reassembly 1 If replaced pre...

Page 27: ...6 Maintenance TZ 67 Stem Subassembly TD523356 27...

Page 28: ...tal shaft 27 and 1st stage Worm wheel 33 after removal of Screw 15 Spring washer 16 and Washer 13 5 Draw out Pinion 9 and 2nd stage Worm wheel 11 also freeing Journal 12 after removal of Screw 15 Spri...

Page 29: ...523357 3 Insert 2nd stage Worm wheel 11 Pinion pos 9 and Journal 12 Mount Washer 13 Spring washer 16 and fix with Screw 15 Check rotation 4 Insert 1st stage Worm wheel 33 and Horizontal shaft 27 Mount...

Page 30: ...2 Turn Gear frame to upright position and hold over support such as flat steel bar clamped in a vice Knock out Collar bush with Pusher 3 Turn Gear frame 900 and hold over support Knock out collar bus...

Page 31: ...refully hammer Ball races home Ball races must not project over end face of Main collar lower To avoid tilting mandrel must push along the whole circumference of Ball race Do not damage surface of Bal...

Page 32: ...must be absolutely clean 3 Make sure that new Main collar is clean and free from impurities 4 Screw in new Main collar Attention should be given to make sure that thread is in correct engagement befo...

Page 33: ...tation of Stem Remove Stem see page 26 Remove foreign material material build up on Stem and inside Main collars Clean Ball races and Ball retainer with balls Also clean main bush e Gearbox jammed slu...

Page 34: ...re 2 12 bar 30 175 psi Recommended inlet pressure 3 8 bar 45 120 psi Working temperature max 95 C 200 F Ambient temperature 0 140 C 95 C 140 C when not operated Materials Stainless steel AISI 316 AISI...

Page 35: ...8 Technical data TZ 67 Flow rate TD523350_1 A B C D E Inlet pressure A m3 h B USgpm C nozzle sizes D psi E bar 35...

Page 36: ...prox 1 3 less Effective throw length is defined as impact centre of jet 250 mm water column 50 lbs sq ft Effective throw length varies depending on jet transverse speed over surface substance to be re...

Page 37: ...8 Technical data TZ 67 Cleaning Time f complete Pattern 8 cycles TD523352_1 A B C D E Inlet pressure A min B RPM of machine body C nozzle sizes D psi E bar 37...

Page 38: ...7 TE21C110 4 x 7 TE21C128 Thread 1 NPT Male di 38mm 0 4 x 8 TE21C130 4 x 6 TE21C208 100 4 x 7 TE21C210 4 x 7 TE21C228 Thread 1 BSP Male di 38mm 0 4 x 8 TE21C230 Connection Turbine Inlet Guide Nozzles...

Page 39: ...TE21C130XX di 38mm 0 2 x 10 TE21C132XX 4 x 7 TE21C210XX Nipple 100 4 x 8 TE21C212XX 1 BSP Male 4 x 8 TE21C230XX di 38mm 0 2 x 10 TE21C232XX 9 3 Available add ons TE21CXXX70 ATEX IECEx TE21CXXX73 ATEX...

Page 40: ...10 Parts list and drawing service kits and tools TZ 67 10 1 Alfa Laval Toftejorg TZ 67 TD523358 40...

Page 41: ...izontal shaft 28 2 Slide bearing 29 1 Gear frame 30 1 Bottom cover 33 1 Worm wheel w reinforcem Service kits Denomination Item no Service kits MINOR service kit TE55H000 MAJOR service kit TE55H010 Con...

Page 42: ...e Kit TE55H010 Minor Service Kit TE55H000 or Major Service Kit TE55H010 Minor Service Kit TE55H000 or Major Service Kit TE55H010 Please refer to the Spare Part Manual for information on item numbers a...

Page 43: ...No Description No TE134 Hex Key for Screw 1 pcs TE134A Hex Screwdriver for Screw 2 pcs Available on request Tool No Description TE81B033 Pusher for 1 collar bush TE81B034 Fixture set f Collar bush Sk...

Page 44: ...10 Parts list and drawing service kits and tools TZ 67 Sketch of tools for replacement of Main collars TE81B129 Tool for upper collar TE81B130 Tool for lower collar 44...

Page 45: ...ways be ordered from the parts list page 40 Item number and denomination should be clearly stated Please refer to the Spare Part Manual for information on item numbers The Spare Part Manual is availab...

Page 46: ...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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