WOBBLE PUMPS - OEM International AB
Contents
1. Un lt Iw Un v GN rit in Cx ra TE lt gt oa E Ee E 2 gt lt o E C D S O e A E 15 E o E 2 228 a 5 E 2 C E Ile EN 1 Rev 04 Wobble pump page 14 NN NOVA ROTORS Operating use and maintenance manual 8 2 Spare part list for R24 R28 R44 R48 R64 R68 Cast iron wobble pump KEY R RECOMMENDED REPLACEMENT FOR HIGH WEAR PART r RECOMMENDED REPLACEMENT FOR PART NOT SUBJECT TO WEAR OR HIGH WEAR Qty Descrizione Description R64 68 NOTE NOTES ROTORE ROTOR SNODO JOINT STATORE STATOR MOTORE ELETTRICO ELECTIC MOTOR BOCCHETTONE ASPIRANTE SUCTION INLET CORPO PREMENTE PRESSING BODY TAPPO DI SCARICO SCREWED PLUG VALVOLA BY PASS BY PASS VALVE RONDELLA WASHER RONDELLA WASHER DADO ESAGONALE HEX NUT VITE TESTA ESAGONALE HEXAGONAL HEAD SCREW VITE TESTA ESAGONALE HEXAGONAL HEAD SCREW ANELLO ANTI TRAFILAMENTO SLINGER RING TENUTA MECCANICA MECHANICAL SEAL Qty 4 per for R24 R28 R44 R48 Qty 6 per for R64 R68 Available only for the model R24 28 R 44 48 8 3 Spare part list for R84 R88 Cast iron wobble pump KEY R RECOMMENDED REPLACEMENT FOR HIGH WEAR PART r RECOMMENDED REPLACEMENT FOR PART NOT SUBJECT TO WEAR OR2. c S D 2 E 5 o 5 gt D c 2 o Oe 0 c 5 17 Wobble pump EN 1 Rev 04 Operating use and AN NOVA ROTORS 5H maintenance manual 8 6 Spare parts list for R24 R28 R44 R48 R64 R68 Stainless steel wobble pump KEY R RECOMMENDED REPLACEMENT FOR HIGH WEAR PART r RECOMMENDED REPLACEMENT FOR PART NOT SUBJECT TO WEAR OR HIGH WEAR R24 28 Descrizione Description R44 48 R64 68 NOTE NOTES ROTORE ROTOR SNODO JOINT STATORE STATOR MOTORE ELETTRICO ELECTIC MOTOR BOCCHETTONE ASPIRANTE SUCTION INLET CORPO PREMENTE PRESSING BODY TAPPO DI SCARICO SCREWED PLUG RONDELLA WASHER 0 M6 M8 RONDELLA WASHER 0 M6 M8 DADO ESAGONALE HEX NUT M6 M8 VITE TESTA ESAGONALE HEXAGONAL HEAD SCREW M6x20 M8x35 VITE TESTA ESAGONALE HEXAGONAL HEAD SCREW M6x20 M8x25 ANELLO ANTI TRAFILAMENTO SLINGER RING TENUTA MECCANICA MECHANICAL SEAL per R24 R28 R44 R48 Qty 6 per R64 R68 EN 1 Rev 04 Wobble pump page 18 NN NOVA ROTORS Operating use and maintenance manual 9 TRANSPORT PACKING AND STORAGE 91 Transport and packing Wobble pumps are packed in specific containers boxes on pallets crates unless the user buyer specifies a different system The packages are marked and useful handling information is applied to them Upon receipt check for damages incurred in transit All damages incurred during transit mu
3. A copy of this manual can be requested to the manufacturer EN 1 Rev 04 Wobble pump page 4 NN NOVA ROTORS Operating use and maintenance manual 3 CAUTIONS AND GENERAL SAFETY RULES 3 1 Definitions The definitions below are taken from the normative UNI EN ISO 12100 1 3 2 Harm Physical injury or damage to health Hazard potential source of damage Specific hazard danger that is defined as present in the machine or associated with the same Dangerous situation circumstance in which a person is exposed to at least a danger The exposure can result in damage immediately or after a period of time Risk combination of the probability of occurrence of harm and the severity of that harm Residual risk risk that remains after taking protective measures Fixed cover shield fixed in such a way for example with screws nuts welding can be opened or removed only through the use of tools or by the destruction of the fixing means Removable cover Protection that can be moved without use of tools Adjustable casing Fixed or removable cover that can be Adjustable whole or where a big part of it is adjustable The adjustment remains fixed during a particular operation Protection device fixed system protection different than a cover Safety guidelines relating to maintenance inspection and assembly works In this manual there are used different types of warning see below page 5 HAZARD This warning is
4. The warranty does not cover any failure due to incorrect wiring lack of adequate protection faulty assembly improper use or negligence in performing the operations related to the pump system Furthermore the warranty does not cover any of the following A failures in materials due to any kind of corrosion or abrasion caused by the fluid being pumped to this purpose reference will be made to the specifications provided by the customer upon offering and ordering the pump e bad functioning caused by unworkmanlike installation work e poor unsuitable or excessive use of pump e customer not up to date with payments NOVA ROTORS accepts no responsibility for any material or physical damages which may be caused by our pumps Also the warranty does not cover any material which is dismounted repaired or mishandled by anyone who is not explicitly authorised by us to do so Any defective material must be returned to our works carriage free and once it is deemed that the company is accountable for the defect it is returned as warranty replacement according to contractual conditions 13 TESTING Testing is done at our works before the delivery for every pumps The customer may attend the testing upon his request The certificate of internal testing is sent to you any time by making reference to the code number on the plate Please note that the standard internal testing 1s done by using water other products may be used upon the customer s
5. AN NOVA ROTORS srl Progressing cavity pumps WOBBLE PUMPS OPERATING USE AND MAINTENANCE MANUAL ENGLISH NN NOVA ROTORS sil Operating use and maintenance manual INDEX INTRODUCTION c 3 1 1 L ONCERENING THK MANUA RR Ee 3 1 2 USERS MANUAL RECIPIENTS a 3 1 3 PRESERVATION OF THE USER MAN UA Disicccccerecinsccssoceaxestctecnenindunadsandssenssadenebed Ea AA EAEAN SN ONENA 3 1 4 CE WARRANTY LIMITATION AND USE INSTRUCTION cccecececcecececccscececececcccececseecececuceseececeeesessscececusesescesecasess 3 1 5 ANI T ee 4 2 SW a o UR 4 2 1 ho E NIE S Ced EIE 4 2 2 DESIGNAZIONE DELLA MACCHINA cccscecceccecceccscecccceccscesceccsctscescescescecescescescecesceecescescecesceecescecescescuscssescescaseuces 4 43 IDENTIFIES THE PUMP SPEED MANUFACTURER 4 2 4 COMPLIANCE OF PUMP WITH CE 4 3 CAUTIONS AND GENERAL SAFETY RULES e eee eee eee eee eee ee 5 3 1 HS PENIS TR UTR X 5 3 2 SAFETY GUIDELINES RELATING TO MAINTENANCE INSPECTION AND ASSEMBLY WORKG cccecececcccecececescscececes 5 3 3 USE PROHIBITED AND REASONABLY
6. Al the electrical connections must be made by authorized and qualified personnel The electrical connection of machines fitted with electrical motors must be made by the user in compliance with the guidelines contained in the standard CEI EN 60204 1 2005 Ensure that the voltage and frequency correspond to the information on the data plate provided by the manufacturer of the drive Carefully read the motor manufacturer s instructions in the user s guide The electrical connection must include a thermal switch for safe the drive or a thermal fuse and must be connected to ground as shown in the above standard The electrical cable must be of the type with double insulation and self extinguishing with a suitable section for each phase The neutral connection must be consistent with the protection system in the place of installation TT TN etc Before switch on the pump Particular care should be taken e Voltage line frequency and number of phases must be as specified on the electric motor when selecting the section of the conductors when connecting the conductive parts of the pump to the earth circuit to comply with the data on the drive plate with the star delta connection of the drive with the phase connection in order to obtain the rotating direction indicated on the pump EN 1 Rev 04 Wobble pump page 10 NN NOVA Operating use and maintenance manual 6 USE INSTRUCTION 6 1 Preparation for start up 6 1 1 Directi
7. Reduce obstruction on suction side install pump to lower base 1 Replace stator 2 Replace rotor 3 Replace joint 4 Increase fluid level on suction side Prevent air from entering the pump prevent turbulence on inlet side page 20 NN NOVA ROTORS sil Operating use and maintenance manual Diminished 1 Excessive pressure 1 Use a manometer to check pressure and stator rotor life see if it is up to order specifications 2 If temperature cannot be lowered ask 2 Excessive temperature of product NOVA ROTORS technical staff for support 3 Clean and rinse pump out at each 3 Product settled and hardened in pump delivery 4 Stator material becoming brittle 4 Install new stator Check that the liquid being delivered is up to order specifications Replace stator material if necessary 5 Pump running dry 5 Fill pump body with fluid install dry running preventing device place pipes differently page 21 Wobble pump EN 1 Rev 04 Operating use and AN NOVA ROTORS 5H maintenance manual 12 WARRANTY AND CONTRACTUAL CONDITIONS The company warrants the pump for a period of one year from the date of shipment This warranty only applies to manufacturing defects in the product made by NOVA ROTORS The warranty covers the replacement or repair in our workshop done by us at our works of the pump or part deemed as defective However you are not entitled to any claim for damages under any circumstances
8. HIGH WEAR Descrizione WDescription R84 88 NOTE NOTES ROTORE ROTOR SNODO JOINT DISTANZIALE SPACER STATORE STATOR MOTORE ELETTRICO ELECTIC MOTOR BOCCHETTONE ASPIRANTE SUCTION INLET CORPO PREMENTE PRESSING BODY TAPPO DI SCARICO SCREWED PLUG RONDELLA WASHER RONDELLA WASHER DADO ESAGONALE HEX NUT VITE TESTA ESAGONALE HEXAGONAL HEAD SCREW VITE TESTA ESAGONALE HEXAGONAL HEAD SCREW GRANO GRUB SCREW ANELLO ANTI TRAFILAMENTO SLINGER RING TENUTA MECCANICA MECHANICAL SEAL 1 2 1 1 1 1 1 1 6 4 6 6 4 2 1 1 The wobble pump series R84 88 differ from those listed above 8 2 only for the presence of transmission joint kit see pagel pos 13 16 94 page 15 Wobble pump EN 1 Rev 04 Operating use and AN NOVA ROTORS 5H maintenance manual 8 4 Exploded view drawing cast iron wobble pump R84 R88 see parts list detail at page 15 2725 ME FE 5 228 gt T gt zg n N 27 2 C 8 o c 0 02 OF gt Cr mE 8 c SS 2 ES OO Gi Be NJ DO e S2 D T gt 8S Os I or gt On o Z LJ c d L S E UT LES 89 au 52 55 LLI z 2 2 ca mM c C 1 Nc a X A z LL O
9. N a Co ce 2 lt ka 27 cc Lu tho Un gt ae gt 1 Xia m E sc B oa E E E 9S E lt 5 Se aliala This drawing is a Nova Rotors property and is protected in acc to the law referring to copyright and related laws EN 1 Rev 04 Wobble pump page 16 NN NOVA si Operating use and maintenance manual 8 5 Exploded view drawing Stainless steel wobble pump R24 R28 R44 R48 R64 R68 see parts list detail at page 18 2 ES Sga lt gt N zu iN n gt bmw d 5 9 E e CO 9 E amp DE 5 o o E o 4 0 51 X o NE 5 lt Eh T ES SE pn WY S e amp Qc lt v M2 c o e Bs T a 658 BS P d A E o N mS lt L B c o em 8 2696 GE Y m de les a rlnnon gt i lt N a c a gt lt 2 m a LL X 7 uo LLI un O Un 4 lt CY Un WY es c cu Mir 2 2 gt ES B lt 58 A o o 5 5
10. always accompanied by a triangular symbol black on a yellow background and a caption The symbol can be of danger or can be referred to a specific hazard In both cases the caption specifies the nature of the hazard to which the warning refers Finding the words Danger The user is warned that if the danger is manifest in the caption specified all subjects are exposed to the same dangerous situation CAUTION This warning is always accompanied by a triangular symbol black on a yellow background with an exclamation mark with a caption Caption specifies the precaution type to be taken to prevent the onset of certain dangerous situations After discovering the Warning The user is warned that the omission of precaution can result specified by the caption more or less rapidly can lead to a dangerous situation FORBIDDEN This warning is always accompanied by round symbol with a diagonal lane red anda caption This symbol can be to ban general or specific prohibition in which case the white background 1 the object of the prohibition In both cases the caption specifies the type of prohibition about the warning refers After discovering the indication No The user is warned that if he violates this indication the result will personally answer for his actions NOTE The warning was accompanied by a caption without symbol The caption specifies the position about the warning is reported and describes the actions to be taken to preserve the norm
11. costs of printing and delivery of the copy the original CE Warranty limitation and use instruction 1 4 CE Warranty limitation and use instruction The manual contains instructions for use and safe maintenance of floating pump stator maintained in its original setting The ordinary and extraordinary maintenance that do not affect safety related parts can be performed without affecting the validity of the CE marking machine and then this manual provided only that they are used parts and or original spare parts or they are declared compatible by Nova Rotors srl If the pump is affected by changes in excess of the extraordinary maintenance replacement removal and or addition of parts not supplied by the Nova Rotors srl the author of the amendment goes directly to replace the Nova Rotors srl in the role of Manufacturer The machine thus modified is no longer guaranteed by the page 3 Wobble pump EN 1 Rev 04 Operating use and AN NOVA ROTORS I maintenance manual Nova Rotors srl and can be used only after the author of the amendment has completed the procedure for placing the new machine on the market fulfilling all the obligations incumbent on the manufacturer 1 5 General Warning A WARNING The manufacturer is not held accountable for any improper use of the pump should the manual be read in part or not read at all NOVA ROTORS S r l is entitled to alter the specifications included in this manual or the features of every p
12. it is without pressure close the valves and or stop suction discharge valves e disconnecting the suction and discharge pipes 7 2 Stator disassembly reassembly In base at type and pump size see the figure pages 14 16 17 for the stator substitution as follow Unloose from suction outlet 51 connecting suction to plant 2 Unloose hexagonal head screws 81 and nuts 80 connecting suction outlet 51 to pressing body 52 3 Remove stator 31 from the rotor 11 4 It s important to check that the rotor is not scratched or excessively worn in order to prevent damage to the stator rubber 5 Rectangular slot on the stator if present must be inserted to match the niche on the suction outlet 6 facilitate mounting rotor on stator using exclusively a lubricant compatible with the stator rubber See note below 7 Refit the components proceeding in the reverse order than above NOTE for NBR FKM stators not food grade rubbers is suggested to use Vaseline but for alimentary rubbers is mandatory to use exclusively alimentary grease For every type of EPDM rubbers use only liquid neutral soap 7 3 Substitution of Rotor and connection joint In base at type and pump size see the figure pages 14 16 17 for the substitution as follow Unloose from suction outlet 51 connecting suction to plant 2 Unloose hexagonal head screws 81 and nuts 80 connecting suction outlet 51 to pressing body 52 Rem
13. joint transmission rotor and stator The rotor normally made of metal stainless steel is a single start screw with round thread extremely large pitch considerable height and high eccentricity in relation to the core diameter The stator normally made of elastic material vulcanized is impressed with a cavity in the shape of a 2 start screw double thread compared to the rotor and with the same eccentricity 4 4 Wobble stator The stator type is defined wobble This technology gives to the wobble pump a series of advantages which e After the expansion of the stator due to the temperature of the fluid being pumped the required torque from the pump remains practically constant e the pumping pressure ensures the maintenance of tolerance of coupling between the rotor and stator e the emission of sound and vibration are minimized thanks to the possibility that the stator has to settle to the axis of free rotation of the rotor e in definitive the machine construction is very compact 4 5 Noise Has been measured near the machine of emission sound pressure level according to the weighting curve A The level does not exceed 70 dB A 4 6 Technical data The wobble pumps are available with electric drive 3F 230 400V 50 Hz and 230V single phase drive 50 Hz The maximum allowable head pumps with cast iron and stainless steel is 7 bar EN 1 Rev 04 Wobble pump page 8 AN NOVA si Operating use and maintenance m
14. of the electrical wires system and connection Check devices and electric actuators that must be maintained in a perfect state of efficiency and conservation In case of failure or damage to the electrical components of the machine the same must be secured in the shortest time The damaged component must be replaced before the use of the machine FORBIDDEN before connecting the power supply it is absolutely necessary to have completed the installation of the pump All maintenance work must be carried out with the machine shut off from the power supply CAUTION The structure of the pump must be connected to ground present at the installation site so that it is satisfied the relation Rg x Ig lt UL where Rg is the resistance of the earth plate measured in ohm Ian is nominal electrical supply of the differential protection of the installed power in amperes U 50 is the contact Volt measure CAUTION The user must ensure that all installation maintenance inspection and assembly operations related to the wobble pumps are carried out by qualified technicians Technicians must carefully read this instruction manual before acting on the pump Only authorised and trained personnel are permitted to work on the progressing cavity pump HAZARD The wobble pump was designed and built to be used under operating conditions specified in 4 7 Exceeding the specified limits 1s not permitted under any circumstances and voids the
15. or with suitable transport or lifting equipment Remove the protection and safety elements used in the packaging and any screws used to secure the packaging to the machine Check and remove any plugs from the suction flange and the delivery flange This pump was designed in compliance with pre determined operating condition The specifications related to pump operation are to be meant as maximum values and cannot be exceeded in any case 5 2 Predispositions by the user The Nova Rotors S r l pump supply include only wobble pump All other components of the plant must be provided by the user The connections for the power to the pump and one for his connection to the grounding must be performed by the user page 9 Wobble pump EN 1 Rev 04 Operating use and AN NOVA ROTORS I maintenance manual 5 3 Mounting the pump The pump must be horizontally installed with an approx 30 cm space all around it so as to leave room for maintenance work and enable the motor to cool easily Pipes must be the same size as the suction and delivery pump ports Delivery is located on the central port close to electric motor suction is opposed respect to the electric motor see Fig 1 and Fig 2 Make sure that the direction of motor rotation must be clockwise and never counterclockwise as shown by the arrow on the name plates in the pump The pipes must have the same diameter of the inlet and outlet of the pump The discharge is located approxim
16. request 14 DISPUTES The COURT OF LAW IN VICENZA will settle any dispute which may arise also in the event of payment by draft EN 1 Rev 04 Wobble pump page 22 ATTENZIONE Questo manuale deve accompagnare la macchina durante tutta la sua vita WARNING This owner s manual must stay with the machine for all its life ATTENTION Le manuel doit accompagner la machine pour toute sa vie ACHTUNG Dieses Anweisungsheft muB das Gerat w hrend seiner gesamten Lebensdauer begleiten iATENCI N Este manual debe a la m quina durante toda su vida til NN NOVA ROTORS sri Via Villa 29 36020 TOARA di VILLAGA VI ITALY Tel 39 0444 888151 Fax 39 0444 888152 mail info novarotors com Web www novarotors com OHSAS 18001 2007 CERTIFICATE No 2010 915 A 1 ISO 9001 2008 CEC 07 CERTIFICATE ATEX 110 Rev 1 No FM 551921 Nova Rotors is a registered trademark of Nova Rotors Srl Copyright 2012 Nova Rotors Srl All right reserved Printed in ITALY
17. FORESEEABLE MISUSE scccccccccccscccccccsccccccccccescscscscecsceeeeseseseseeeseseeeseseseees 6 3 4 SYMBOLS AND DESCRIPTION m 6 4 GENERAL PUMP DESCRIPTION wivsiesisccencccdcssiscccsseccccicvacescscdcececicrsesscscuswessccescovsradewcestevcensaseadececcesaeaseacecscesucseesieus 8 4 1 PEERU T oen 8 4 2 PUMPUOPERATINGPRRUCIPLDE 8 4 3 MACKE COMPOSITION 8 4 4 EO 8 4 5 8 4 6 DI VU hc sete See ie 8 4 7 PP We DA 9 5 INSTALLATION AND ASSEMBLY e eee eee eee ee eee eere eee eee esses sesso sees esses eee ese esses esses ese ese esses ese ese see eeseeoee 9 5 1 DELIVERY OF THE WOBBLE PUMD ccsceccscecccceccececcececcscecscscccscucescuceecscescecscscscecesescecescecesceceecsctscsctsescesescesecs 9 5 2 PREDISPOSITIONS BY THE USER ccceccsceccsceccececcececcececescscecscuccecsceececeecsceecsceecsceecscesescesescuceececscscscsctsescesescesecs 9 5 3 MOUNTING THE PUMP NNMERO SRP 10 5 4 ELECTRICAL CONNECTIONS dacietvenes nna0sadavaeu
18. a machinery such the art 1 of the Italian law D Lgs n 17 2010 this manual was made to comply with the basic safety requirements set out in these applicable directives point 1 7 of the above mentioned law 1 2 User s manual recipients This manual is intended for users of the pump namely e workers who use it e maintenance to ensure the conservation of its functionality e workers involved in its transportation and its storage e workers who are responsible for its installation at the site of use e workers involved in its transfer to another site again for use e workers involved in its removal for disposal of all its parts e All users of the wobble pump must be able to consult this manual at any time The information included in the manual apply to the user who must read and fully understand it before using the pumps This instruction manual must always be available to the user for reference 1 3 Preservation of the user manual The manual is an integral part of each pump therefore it must be kept and equip the pump also in the event that the pump may be made available to a different user The manual is part of the machine therefore must accompany him in case of sale rental or concession use for other users If this manual is lost or irreparably damaged in the ten years following the date on the declaration of conformity you can ask for a copy to the Nova Rotors Ltd which reserves the right to seek reimbursement of the
19. acer remember to use Thread stop Loctite 243 before tighten Assembly the new components proceeding in the reverse order than above Mechanical seal replacement In base at type and pump size see the figure pages 14 16 17 for the substitution as follow l 2 pe xe ie uem 11 12 13 14 13 Unloose from suction outlet 51 connecting suction to plant Unloose hexagonal head screws 81 and nuts 80 connecting suction outlet 51 to pressing body 52 Remove stator 31 from rotor 11 Locking shaft motor making a little rotation with a polygonal key on the screw positioned in the rotor head till to insert a fork key into the loophole of pressing body 12 for R24 R28 17 for R44 R48 20 for R64 R68 24 for R84 R88 and feel the notch on the shaft Working with a polygonal key on the screw positioned in the rotor head 13 for R24 R28 19 for R44 48 R64 68 R84 R88 unloose rotor 11 from transmission joint 13 Proceeding as for replacement rotor and transmission joint Remove rotating part with spring of mechanical seal Remove pressing body 52 from electric motor 39 unloosing hexagonal head screw 81 1 Remove fixed part of mechanical seal from pressing body 52 Cleaning carefully mechanical seal seat located on the pressing body It 15 important to check that motor shaft is smooth and clean with no sharp edges In case smooth shaft in seal area with a very light abrasive pape
20. al and safe operation of the machine Wobble pump EN 1 Rev 04 Operating use and AN NOVA ROTORS I maintenance manual 3 3 Use prohibited and reasonably foreseeable misuse The wobble pump should be used only for the application specified in chapter 4 1 ATTENTION Any use of the machine other than the one provided at chapter 4 1 is prohibited Nova Rotors S r l in designing the machine has identified the following possible misuses all strictly prohibited e use of the machine by unauthorized personnel not informed or correctly formed and trained e use against the law and regulation in the country where the pump is sold e use of the machine not installed correctly according such specifications e use of the installed machine with wrong voltage or phase and Hz e Using of the machine in bad conditions of maintenance out of order or because they have been used parts unsuitable or because the interventions were performed by unqualified personnel WARNING Failure to comply with the safety standards described in this manual and those relating to common sense can cause danger to people and the environment and damage the machine 3 4 Symbols and description IS FORBIDDEN TO USE THE WOBBLE PUMP WHEN THE PROTECTION DEVICES ARE SHOOTING AND OR ARE DISABLED OR BROKEN DON T REMOVE THE PROTECTION COVER While the pump is being used the safety devices provided must be present and correctly installed on th
21. anual size RAAF RA8F R64F R68F can be mounted with drive in B3 B5 type such as in the follows table or with mechanical motovariator RAAF RASF motor kW 0 75 4P 0 55 6 Poles 1 1 2 Poles R64F R68F drive kW 1 1 4P 1 5 4Poles 1 5 2P 1 1 6 Poles Supply voltage 230 400V 50 HZ STD 4 7 Electrical pumps data es Je 99 w fos 1400 R8 is _ I4 os hs _ 7 2 2 15 6 _ i fos 6 po RM los h _ e pos fhs m 1 1 1400 Refer to the attached specifications and the R68 075 6 930 manufacturer s manual Check the degree of protection R68 7 0 55 700 IP The drive is standard IP 55 protection against dust and water jets 5 INSTALLATION AND ASSEMBLY 5 1 Delivery of the wobble pump Wobble pumps are packed in specific containers boxes on pallets crates unless the user buyer specifies a different system and delivered directly to the buyer or such as agree in the order The time and date of delivery is corresponding to the moment of unloading by the forwarder The packages are marked and useful handling information is applied to them Upon receipt check for damages incurred in transit All damages incurred during transit must be reported immediately to the carrier Use suitable transportation and storage equipment and ensure that appropriate safety measures are observed Depending on the weight the machine can be moved manually
22. are of a general nature but they do provide sufficient guidelines to ensure that qualified personnel handle the pump correctly If 1n doubt contact the supplier or request more detailed information concerning your specific machine When handling trailer mounted pumps Before moving the machine make sure that the motor is locked out and that it cannot be started accidentally Move the unit slowly and with care particularly on uneven or sloping ground 9 2 Storage Follow indication at chapter 6 4 page 11 10 DISPOSAL OF THE MACHINE When the life cycle of the machine 15 finished proceed with separating scrap metal parts from plastic parts the electric electronic parts following closely the law of the country where the pump is used page 19 Wobble pump EN 1 Rev 04 Operating use and maintenance manual NN NOVA ROTORS 11 TROUBLESHOOTING Pump won t start Failure to suction Insufficient flow and or pressure too low Noisy operation EN 1 Rev 04 1 Motor wired incorrectly 2 Obstruction in pump 3 Swollen stator elastomer cannot withstand the product being pumped 4 Product settled and hardened in pump 5 Excessive temperature of product stator expands excessively 6 Adhesion between rotor and stator even if new or in perfect condition due to prolonged inactivity 1 Suction pipe leakage 2 Stator worn 3 Stator material becoming brittle 4 Rotor worn 5 Mechanical seal lea
23. ately in the center of the pump close to the electric drive while the suction mouth is to the right see the diagram below The suction pipe must be free of sharp bends and must be as short as possible The two pipes suction and discharge must be fixed to a supporting structure so that they do not rest on the body of the pump To facilitate installation and removal is necessary to provide grafts flanged joints or three pieces on the suction and discharge When the prevalence of the downstream circuit exceed 10 meters of water column it is appropriate to install a check valve on the discharge pipe in order to prevent the weight of the fluid column serious constantly on the pump To limit the propagation of vibrations produced by the pump along the inlet pipes and discharge may be appropriate to install the dampers CAUTION If on delivery pipe is installed an on off valve between body pump and on off valve is necessary to install a safety valve capable of limiting the discharge pressure with by pass In this case 1s necessary prevent the switch on of the pump until the valve 15 closed Fig de a se 1 24 Fig 2 cast iron M Po stainless steel 5 4 Electrical connections See the attached specifications and the manual supplied by the drive manufacturer attached to the drive for the brand name refer to confirmation order
24. cecescecescecescecess 15 8 4 EXPLODED VIEW DRAWING CAST IRON WOBBLE PUMP R84 R88 cc ccceccececccceccececcececcececescscescscesescesescececs 16 8 5 EXPLODED VIEW DRAWING STAINLESS STEEL WOBBLE PUMP R24 R28 R44 R48 64 668 17 8 6 SPARE PARTS LIST FOR R24 R28 R44 R48 R64 R68 STAINLESS STEEL WOBBLE PUMDP csceccccecececcceceececess 18 page 1 Wobble pump EN 1 Rev 04 Operating use and AN NOVA ROTORS 5H maintenance manual 9 TRANSPORT PACKING AND STORAGE 19 9 1 TRANSPORT AND PACKING 19 9 2 SEES P o 19 10 DISPOSAL OF THE MACHINE 19 11 jua BOSCO ELO 20 12 WARRANTY AND CONTRACTUAL CONDIT IONS e eee eee eee eoo eee e eese eee oss eee eee tees sss eee 22 13 TESTIN Ces 22 14 DISPUTE ec 22 EN 1 Rev 04 Wobble pump page 2 NN NOVA ROTORS Operating use and maintenance manual 1 INTRODUCTION 1 1 Concerning this manual This manual includes the instructions concerning the use and maintenance of the Nova Rotors pump type Wobble pump Being the pump
25. e machine Do not carry out any operation on the safety devices while the pump is operating The system must be inspected regularly to check for damage and to ensure that all safety devices are in good working order 15 FORBIDDEN LUBRICATE THE PUMP WITH PARTS IN MOTION The gears shafts and joints for the transmission of the motion must never be approached during operation of the pump The covers installed to prevent contact with moving parts can be removed only by authorized personnel to perform maintenance At the end of each maintenance the casing must be repositioned and secured properly Additional Information EN 1 Rev 04 Wobble pump page 6 AN NOVA si Operating use and maintenance manual WARNING IS FORBIDDEN TO WORK ON THE PUMP IF CONNECTED ON THE POWER SUPPLY Before beginning maintenance on the pump remember to disconnect the power supply by means of the circuit breakers All the devices must be secured against automatic or accidental restart Where possible turn the main switch to OFF or unplug the power In particular situations where you need to run the pump while servicing at least 2 persons must be present so that in the event of danger one person will be able to disconnect the power supply or raise the alarm Once maintenance has been completed remember to restore the safety devices and check that they are in good working order WARNING Before of the use of the pump check the perfect condition
26. kage 1 Motor wired incorrectly 2 Excessive flow pressure 3 Air in suction pipe 4 Mechanical seal leakage 5 Pump running dry 6 Stator worn 7 Rotor worn 8 Suction lift too high or hydrostatic head too low cavitation 1 Stator worn 2 Rotor worn 3 Joint worn 4 Air inside pipes Wobble pump 1 Check order specifications Check motor wiring 2 Disassemble pump clean and repair any possible damage 3 Check that the fluid being pumped 15 up to order specifications Replace stator material if necessary 4 Clean and rinse pump out at each delivery 5 If temperature cannot be lowered ask NOVA ROTORS technical staff for support 6 Lubricate and move the stator with the special tool 1 Check gaskets tighten outlet flange and mounting screws 2 Replace stator 3 Install new stator Check that the liquid being delivered is up to order specifications Replace stator material if necessary 4 Replace rotor find out the cause wear corrosion cavitation choose a different material if necessary 5 Replace seal 1 Check order specifications Check motor wiring 2 Use a manometer to check pressure level and see if it is up to order specifications 3 Prevent air from entering the pump prevent turbulence on inlet side 4 Replace seal 5 Fill pump body with fluid install dry running preventing device place pipes differently 6 Replace stator 7 Replace rotor 8
27. on of rotation Run the pump motor for a few seconds Make sure that the pumping direction is correct Check the direction of rotation see the arrow in the plate affixed to the pump If the sense of rotation is the inverse of the one shown by the arrow then reverse the electrical connection of the two phases Running the pump in the wrong direction could result in damage to the pump itself The direction of rotation of the pump determines the fluid flow direction IT IS FORBIDDEN TO TURN THE PUMP IN THE OPPOSITE DIRECTION OF ROTATION TO THAT INDICATED BY ARROW THE WOBBLE PUMP NEVER RUN DRY Few turns without fluid may damage the stators 6 1 2 Filling the pump Before start up the pump must be filled with liquid This initial procedure is not needed for priming purposes but serves to provide the necessary lubrication for the stator until the pump primes the process fluid Dry running increases friction between the rotor and the stator thereby generating unacceptable high temperatures This heat develops rapidly and completely ruins the contact surfaces between the rotor and the stator with possible breaking of the pump 6 2 Starting After performing the preliminary checks described in the two preceding paragraphs the pump can be started To this end it is sufficient to power the electric motor 6 3 Prolonged stop A ATTENTION If the pump remains inactive for a long period of time rotate the shaft once a month In o
28. ove stator 31 from the rotor 11 4 Locking shaft motor making a little rotation with a polygonal key on the screw positioned in the rotor head till to insert a fork key into the loophole of pressing body 12 for R24 28 17 for R 44 48 wrench 20 for R64 68 24 R 84 88 turn the drive shaft until feel the notch on the shaft 5 Working with a polygonal key on the screw positioned in the rotor head 13 for R24 28 19 for R44 48 R64 68 R 84 88 unloose rotor 11 from transmission joint 13 EN 1 Rev 04 Wobble pump page 12 ANN 7 7 4 NOVA ROTORS si Operating use and maintenance manual If the transmission joint has to be replaced screw the nut and lock nut on to the thread of the rotor joint and unloose from motor shaft In the thread of transmission joint is important to use Thread stop Loctite before tighten NOTE FOR R84 R88 MODELS in these models transmission use a Transmission joint kit page 16 It is composed by two single joint and one spacer made of brass or stainless steel stopped with two conic point grub screw To unloose the Transmission joint kit insert a fork key into the loophole of pressing body 12 for R24 R28 17 for R44 R48 20 for R64 R68 24 for R84 R88 and feel the notch on the shaft so with a fork key 22 on the spacer unloose the transmission In order to replace just one single joint unloose the two grub screw and remove it Before mounting joints on the sp
29. r In case of a big consumption of electric motor it s important grinding the surface before mounting a new mechanical seal Insert fixed part of seal using a bush made of soft material like Teflon to allow uniform pressure without damages Replace pressing body 52 on the electric motor and fixing the hexagonal head screws 81 1 Insert rotating part on shaft with a gently rotating movement in the direction of rotation till the two parts of seal come in contact Remount pump proceeding in the reverse order than above Wobble pump EN 1 Rev 04 Operating use and AN NOVA ROTORS maintenance manual 8 PUMP PARTS AND SPARE PARTS 8 1 Exploded view drawing cast iron wobble pump R24 R28 R44 R48 R64 R68 see parts list detail at page 15 ca gt 5 BI gt SB o Eus Sag gt 4 h ox lt 5 5 2 0 _ e 0 lt L C AS 5 n5 8 2s E d oO E 58 OS CO ES gt NS 00 oS me o X gs ZB X Ps 5 5 Os it E tee Z cc S ES E a g 00 89 OO lt p E Da S lt e vU hg Ca gt c c ed e x p T z CM 3 5 LE iL B NI
30. ssideipectaddevesueeeaivncdvddasaeuncdssentvadacetovseseugnddeseaveddanactasdoseeuned 10 IN T 11 6 1 PREPARA TION FOR START 11 6 DIBECTION 11 Ol2 11 6 2 11 6 3 PROLONGED 11 6 4 SLEI E 11 MAINEF NANCE 12 7 1 INTRODUCTION OPERATIONS 12 72 STATOR DISASSEMBLY REASSEMBLY 12 7 3 SUBSTITUTION OF ROTOR AND CONNECTION JOINT cccceccscecececcececcceceecsceccececeececescscescsctecscescscesescssescesesencess 12 7 4 MECHANICAL SEAL REPLACEMENT 13 PUMP PARTS AND SPARE PARTS eai vu Cade aU cecus raada ion aiaa dda aeia ara cedi Ecos 14 8 1 EXPLODED VIEW DRAWING CAST IRON WOBBLE PUMP R24 R28 R44 R48 64 668 14 8 2 SPARE PART LIST FOR R24 R28 R44 R48 R64 R68 CAST IRON WOBBLE PUMP ccccscesceccecceccscescesceccecescescucs 15 8 3 SPARE PART LIST FOR R84 R88 CAST IRON WOBBLE PUMP ceccececcececcececcececcsceccecscescscescsceses
31. st be reported immediately to the carrier Damage due to transport are excluded from the warranty Use suitable transportation and storage equipment and ensure that appropriate safety measures are observed Depending on the weight the machine can be moved manually or with suitable transport or lifting equipment Bring the packaged pump as close as possible to the installation site and leave it packaged for as long as possible Remove the protection and safety elements used in the packaging and any screws used to secure the packaging to the machine Check and remove any plugs from the suction flange and the delivery flange If the machine is not supplied with a base or lifting lugs use ropes The ropes must be placed around the machine and positioned in such a way as to ensure a balanced lift Do not lift the machine with more weight at the head that 1 with centre of gravity not immediately below the lifting point Make sure that the pump does not overturn and that it 15 handled in safety and in a stable position Vertical axis pumps must never be left in an upright position without adequate fixing AN Suspended load The machines must always and only be placed horizontally Do not lift the complete wobble pump by means of the motor or reduction unit lugs The lugs are intended solely for transporting the motor or the reduction unit As the machine configurations are all very different the instructions given here
32. ther case After stopping the pump in the cases described below the pump should be drained and cleaned if necessary If the fluid is subject to environment temperature may solidify or freeze especially if the pump is used to cold weather outside If the pumped fluid may cause scaling on seals and mechanical parts 6 4 Storage The machine must be stored in a safe dry place sheltered from weather conditions Warning warehousing and incorrect storage can lead to damage Sometimes prolonged storage can lead to problems with various pump parts e Stator if inactive for a prolonged period the rotor can permanently warp the stator surfaces So it is advisable to remove the stator pack it so that it 15 protected from light and air and store it in a cool dry place page 11 Wobble pump EN 1 Rev 04 Operating use and AN NOVA ROTORS 5H maintenance manual e Rotor avoid damaging the rotor by protecting it from knocks and blunt instruments Stainless steel pump parts do not require protection Other unpainted pump parts grease the parts Drive follow the manufacturer s instructions 7 MAINTENANCE 7 1 Introduction operations A ATTENTION All operations must be carried out with the pump shut off and disconnected from the electrical power supply Before any intervention on the pump e wait until the temperature of the pumped fluid has lowered ambience temperature 15 e discharge the plant pressure and check if
33. ump Some pictures in this manual may show parts that might be slightly different from the ones assembled on the pump 2 STANDARD DATA PLATE 2 1 Manufacturer 1 Company Nova Rotors S r l 2 Address Via Villa 29 Town 36020 Villaga VI Tel 39 444 888151 Fax 39 444 888152 AZ NOVA ROTORS srl Progressing cavity Pumps 36020 Tel 39 0444 888 151 099 Fax 39 0444 888 1 AL Y Villaga VI www novarotors com e mail POMPA PUMP SERIAL NUMBER os PRESS bar rn DATA DATE 2 2 Designazione della macchina 3 POMPA PUMP Identifies the pump model and version 4 SERIAL NUMBER Identifies the pump serial number 5 MBS H Identifies the pump flow rate 6 PRESS Bar Identifies the pump pressure 7 RPM Identifies the pump speed 8 Date Identifies the year of manufacture of the pump 9 Arrow Identifies the direction of rotation sense 2 3 Identifies the pump speed Manufacturer Build year 20 2 4 Compliance of pump with CE Each progressing cavity pump is provided with a CE compliance certificate issued by NOVA ROTORS M S r l The pump was made to comply with the basic safety requirements set out in these applicable directives e Directive on machinery 2006 42 CE e Directive on low tension 2006 95 CE e Directive 2004 108 CE Electromagnetic Compatibility Directive implemented in Italy law D L n 194 2007
34. warranty CAUTION The wobble pump never run dry Only few turn of the rotor without fluid can produce a fatal damage of the pump page 7 Wobble pump EN 1 Rev 04 Operating use and AN NOVA ROTORS 5H maintenance manual 4 GENERAL PUMP DESCRIPTION 4 1 Proper use The wobble pump can be used for the transfer and the dosage of liquids with a viscosity medium high even non Newtonian generally not homogeneous in which are also dissolved gas solid fragments and or fragments fibrosis 4 2 Pump operating principle The wobble pump is a volumetric rotary machine The theoretical flow rate is directly proportional to the number of revolutions This particular type of volumetric pump can transfer the pumped fluid in condition of movement strictly laminate without unrest within the fluid stream The rotor rotating within the stator is forced to perform a hypocycloid roto translational movement This coupling of the two elements always creates a line of contact along the profile that guarantees the seal between them This movement creates an chamber that shifts with a helical movement from the suction casing to the delivery casing Without having suction and discharge valves the pump delivers a flow rate thus uniform and proportional to the number of revolutions 4 3 Machine composition The wobble pump is composed from a motorization a body pump composed by Suction inlet and pressing body body pump single mechanical seal
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