(7598009 - Hobart service manual 14-12
Contents
1. P 6 5 CLEANING SOLENOID VALVE FILTER SOLENOID VALVE REPLACEMENT Close the inlet water valve Remove the pressurein the feed pipe making the machine run for 10 seconds Turn off the machine and remove the 3 4 fitting from the solenoid valve Using pliers gently pull the solenoid valve filter Clean the filter with tap water and or compressed air Item 1 Solenoid valve 2 Mesh filter 3 Solenoid valve bracket 4 Screws If solenoid valve is damaged and every 2000 hours of working time replace them with a new one To remove the solenoid valve disconnect the internal fittings disconnect the power cables fromthe electric terminal board unscrew the two fixing screws remove the solenoid valve and the bracket install the new solenoid valve with reverse procedure oh WN VERIFICATION CALIBRATION OF THE PRESSURE SETTINGS The verification calibration of the settings must be done at extraordinary maintenance of the relative items and or on troubleshooting operations Ls All the calibrations must be performed by qualified personnel 6 5 1 Maxpressure switch setting P Item 1 Max pressure switch 2 Adjustment screw 3 Fitting 4 Faston connectors 6 5 2 P Item 1 Min pressure switch 2 Adjustment screw 3 Fitting 1 8 4 Faston connectors Install a preadjusted to 350 kPa sealed pressure switchin the permeate block Check pressure with a manometer2. Plastic flange Remove machine drawer Disconnect the pipings from the pump Unscrew the screwof the clamp and disassemble the pump fromthe motor Install the new pump with fittings previously removed If the plastic joint is weared replace also them Mount the new pump with reverse procedure At start up check pump pressure with a manometer see 8 6 5 3 Screw Pump 7598009 Hobart service manual 14 12 11 Uberarbeitet MH doc REV 22 12 2011 21 6 7 CHECK REPLACEMENT OF OSMOTIC MEMBRANES 9 8 29 jo Item Membrane vessel 1812 Vessel cap Membrane 1812 Membrane seal Membrane o rings Inlet fitting Inlet fitting o ring Concentrate fitting Permeate fitting A decay of performancerating of 10 per year is considered normal wear for osmotic membranes Special conditions of entry and or high consumption may accelerate the clogging of the membranes Close the mixing valve completely Supply water and verify scope permeated and conductivity with a reference tool If the capacity is reduced more than 50 of the initial conditions and or the conductivity is greater than 80 5 2 replace the osmotic membrane as follows Disconnect the tubes fromthe fittings of the vessel containing the membrane Dismantle the vessel fromthe machine and unscrew the caps Dismantle the membranes clogged and replace with new membranes of the same type Clean the ves
3. 2 2 Perform the freeze prevention treatment if after the start up the machine willbe stocked below 0 C The operation must be performed by qualified personell Disconnect the permeate pipe and fill a tank with 9 liters of permeate water Add liter of propylenic atossic glycole Connect the water pipes of entry drain and permeated by the machine at the tank make a bridge on the low pressure switch connectors Turn on the machine and let the solution recirculate for 10 minutes Reconnect the inlet drainand permeated pipes and the cables of low pressure switch At the restart after inactivity period fill and empty the dishwasher tank once until the freeze prevention solution residsaretotally drained 7598009 Hobart service manual 14 12 11 berarbeitet MH doc REV 22 12 2011 23 6 10 FUSE REPLACEMENT ELECTRONIC BOARD REPLACEMENT Unscrew the electronic board fixing screws and pull the electronic board from the machine Unscrew the screws that fix the electronic board box to the bracket If the fuse is burned replace with another one If electronic board is malfunctioning check the tightness of main terminal connector Replace the electronic board with another one following these steps Disconnect the main terminal connector Connect the terminal board to the new electronic board Mount the new electronic board with reverse procedure a Item Electronic board box Board support plate Suppo
4. AND GX HOUSING INSTALLATION an en ent 13 VERTICAL HOUSING ASSEMBLY ee etienne lett 14 POWER PLUG CONNECTION REPLACEMENT ecsccessssesecsescsesesscsesucsesessesesucsesesseseaucaeseseseseensaeeneeees 14 FUNCHONING a san ED u y pu da 15 FIRST STARTUP Ss A UN 15 NORMAL USE m A 15 LOW PRESSURE ALARM cree E 15 PEACKAGE ALARM ee ee S teu 15 STATUS WED 2 ne a ie Gee ee 15 ENDUSER ORDINARY MANTEN ANCE n 16 FILTER REPLACEMENT SS cn Se uu u nah Aa A es uf 16 PROFESSIONAL EXTRAORDINARY MANTEN ANCE I 18 REQUIRED TRAINING FOR MAINTENANCE PERSONNEL tette tette teretes 18 RESPONSIBILITIES OF MAINTENANCE PERSONNEL serene tenente ttes 18 POWER CORD POWER PLUG REPLACEMENT serene tentent treten tentent 18 CLEANING SOLENOID VALVE FILTER SOLENOID VALVE REPLACEMENT 19 VERIFICATION CALIBRATION OF THE PRESSURE SETTINGS rettet ttes 19 PUMPAREPEACEMENT 4 O A E E 21 CHECK REPLACEMENT OF OSMOTIC MEMBRANES eerte treten tnnt tenerent 22 MACHINE SANITATION 8 eee esi ui Decet ee 23 FREEZE PREVENTION TREATMENT 242 Dee o oe eet 23 FUSE REPLACEMENT ELECTRONIC BOARD REPLACEMENT ceste eterne 24 7598009 Hobart service manual 14 12 11 berarbeitet MH doc REV 22 12 2011 2 7 AS A
5. Check the permeate hydraulic circuit for leakages install a Water leakage manometer on permeate line and check water pressure on permeate line Problem When dishwasher requires water the machine doesn t start status LED stand by Cause Detective pressure switcn eck pressure switch functioning 1f damaged replace it lectric connection failure eck electric connections and tight 1f necessary Problem When dishwater stops water requirement the machine never stops status LED on SS re eee Defective pressure switch eck pressure switch functioning if damaged replace it Damaged board Replace the board ATTACHMENT CE LABEL HOBART YEAR MONTH MODELL Hz SERIAL NO A 1 5 MADE IN EU CODE 01 294244 1 HOBART GmbH Robert Bosch stra e 17 77656 Offenburg 7598009 Hobart service manual 14 12 11 berarbeitet doc REV 22 12 2011 26 WASTE OF ELECTRICAL ELECTRONIC EQUIPMENT RACCOLTA RIFIUTI DI MATERIALE ELETTRICO ELETTRONICO RECOLHA DE RESIDUOS DE MATERIAIS ELECTRICO ELECTRONICOS ABFALLENTSORGUNG ELEKTRISCHES ELEKTRONISCHES MATERIAL RECOGIDA DE RESIDUOS ELECTRICOS ELECTRONICOS COLLECTE DES D CHETS DE MAT RIEL ELECTRIQUE ELECTRONIQUE VERZAMELING AFVAL ELEKTRISCH ELEKTRONISCH MATERIAAL UK EU directive 2002 96 EC classifies this product as an electrical or electronic tool Do Not dispose of this tool as unsorted municipal waste Dispose of this tool ata col
6. SERVICE MANUAL SERIAL NO PART NUMBER 1 1 2 1 3 1 4 1 5 2 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 3 1 3 2 3 3 3 4 3 5 3 6 AA 4 2 4 3 4 4 4 5 5 1 6 6 1 6 2 6 3 6 4 6 5 6 6 6 7 6 8 6 9 6 10 INDEX GENERAL INFORMATIONS aaa 4 MANUFACTURER ASSISTANCE Rost recti euet itd tert qe itae scs 4 CERTIFICATION as an see as eng 4 PURPOSE OF THE MANUAL AND ITS CONTENTS isses tenente tenete tentent 4 GARE AND STORAGE OF THE MANUAL s s einen osse s GR e fub oni Oque p ee p 4 IMPORTANT SYMBOLS TO REMEMBER 2 22 2 peperere ic 4 CHARACTERISTICS OF THE DEVICE a me 5 RECOMMENDED O st 5 SCHEMATIC REPRESENTATION ee e ae 5 DESCRIPTION se Ro spa as qu uL DUE M UNI AM M ELE 6 TECHNICAL SPEC FICATION Suge ecce etos eq tra oder Ut tete atqut ca Rd 7 GENERAL DIMENSIONS GC HOUSING ite pu etre at e 9 GENERAL DIMENSIONS GX HOUSING ee een 9 GENERAL DIMENSIONS VERTICAL HOUSING ee 9 INTERNAL LAYOUT ee 10 INSTAEDATION A amaya yu 11 DRAIN CAPILLARY REPLACEMENT iino RE 12 INLET WATER SAFETY DEVICE INSTALLATION seen tenente tentent tentent 12 DRAIN WATER SAFETY ADAPTER INSTALLATION 13 GC
7. Le water pressure and the total solubility of salt The water quality may also vary according to the kinds of salts or elements found in the local water source The treatment of water coming fromasource that is particularly polluted with high concentrations of impurities can cause the blockage of the membranes of the filters and or impede the overall water flow This device CANNOT be used as a substitute for a government approved desalinization and anti bacteriological plant 5 7598009 Hobart service manual 14 12 11 Uberarbeitet MH doc REV 22 12 2011 6 2 4 TECHNICAL SPECIFICATIONS TECHNICAL SPECIFICATIONS Width x Depht x Height GC housing 460 x 547 x 120 mm Width x Depht x Height GX housing 600 x 547 x 120 mm Width x Depht x Height Ver tical housing 166 x 547 x 473 mm Approved level of safeguards and protections IPX4 Weight 20 kg Approved Decibel Level under normal oper ating conditions 55 dB A WATER SUPPLY SPECIFICATIONS Water type POTABLE Maximum temper ature 35 Minimum inlet capacity 5 U min Minimum inlet pressure 1 bar Maximum inlet pressure 6 bar Maximum conductifity 1200 uS cm Maximum har dness 35 dH Maximum PH 9 5 POWER SUPPLY SPECIFICATIONS Power supply type SINGLEPHASE GROUND Voltage 230 Frequency 50 Hz Absorbed current 1 5 A Fuse type electronic board T3 15A PERMEATE WATER SPECIFICATIONS Minimum capacity at 15 C 90 Vh Recovery Rate Max 55 5 76 OPERATION UNDER NORMAL WORKING CONDIT
8. or permitting unauthorizedmaintenance personnel to tamper with machine 7598009 Hobart service manual 14 12 11 Uberarbeitet MH doc REV 22 12 2011 8 2 5 GENERAL DIMENSIONS GC HOUSING 2 7 GENERAL DIMENSIONS VERTICAL HOUSING 7598009 Hobart service manual 14 12 11 Uberarbeitet MH doc REV 22 12 2011 9 2 8 INTERNAL LAYOUT Item Inlet 34 M Solenoid valve Min press switch Filter head Cartridge Handle Clips Filter inlet Filter outlet Pump Pump bypass Pump clamp Pump inlet Pump outlet Motor Condenser Foots w scr ews Membrane vessel Vessel Vessel cap Concentrate Max press Switch Outlet 34 M Electronic board Power cable holder Drain fitting 10mm Air vents Signal led Leackage probe NNNNNNNNNN sO OO O l O 1 AO 7598009 Hobart service manual 14 12 11 berarbeitet MH doc REV 22 12 2011 10 3 INSTALLATION The installation of the RO I must be performed by qualified personnel in accordance with applicable laws and standards The machine has connections for inlet water outlet water and drain The draincapillary must be replaced inside the machine considering water inlet parameters Once done the hydraulic connection connect the power cord WARNING Please avoid exposure to sudden changes in temperature thereby causing internal Is condensa
9. 2200 ar sun ann Een dan nal nun dann da anna 25 ATTACHMENT I CE LABEL ui ia 26 EIE E PEDE 26 ATTACHMENT II CE DECLARATION U 28 ATTACHMENT SPARE P ARTS 29 ATTACHMENT IV MAINTEN ANCE LOG u u uu uuu 30 ATTACHMENT V WIRING DIAGRAN a 31 7598009 Hobart service manual 14 12 11 Uberarbeitet MH doc REV 22 12 2011 3 1 GENERAL INFORMATIONS 1 1 MANUFACTURER ASSISTANCE BUILDER ASSISTENCE HOBART GmbH Robert Bosch stra e 17 Personal Data of the Retail Seller 77656 Offenburg 1 2 CERTIFICATION RO I was manufactured in compliance with the following EU Directives Machines 2006 42 EC Low Voltage 2006 95 EC Electromagnetic Compliance 2004 108 EC Household and similar electrical appliances Safety Part 1 General requirements EC EN60335 1 The machine also comes equipped with a leakage system all components coming in direct contact with the water have been certified in accordance with drinking standards RO I was manufactured in compliance all components coming in direct contact with the water have been certified in accordance with drinking water standar ds 1 3 PURPOSE OF THE MANUAL AND ITS CONTENTS This manual was written in order to supply the user with all the necessary information needed to facilitate the
10. Min pressure switch setting Install a preadjusted to 30 kPa sealed pressure switch on the filter outlet pipe Check pressure with a manometer 7598009 Hobart service manual 14 12 11 berarbeitet MH doc REV 22 12 2011 19 6 5 3 Pump pressure verification The pressure must be between 650 and 900 kPa 6 5 and 9 bar Remove the 8mm plug and connect a manometer on the pump outlet pipe Z Adjust maximum pump pressure turning the by pass 6 5 4 Manometers and sample point connections permeate outlet to measure operating pressure and take water samples to measure inlet The service qualified personell can connect manometers the inlet pump outlet and Z quality and permeate water quality Recommended tools Manometer 0 6 bar with fittings and pipings 6mm T 8mm with pipe 8mm Reduction 8 6mm Manometer 0 16 bar with fittings and pipings 6mm Sample point ball valve with fittings and pipings 6mm Conductivity meter Ph meter or colour ph measure kit Total hardness measure kit DM fit fittings keys Tube cutter P l ON QQ N ES sj ITEM 1 Inlet pressure connection 2 Pump pressure connection 3 Per meate pressure and sample point connection 7598009 Hobart service manual 14 12 11 berarbeitet MH doc REV 22 12 2011 20 6 6 PUMP REPLACEMENT ITEM Motor Shaft plastic joint Fixing clamp By pass adjustment screw Male fitting 8x3 8
11. autonomous and safe operation of this device The manual contains information that is critical to the operation and regular maintenance of the machine WARNING This user s manual can be utilized by both technical and maintenance personnel All users and technicians are required to thoroughly read this manual before a installing or operating this device In accordance with this manual the user should never perform any unauthorized maintenance exclusively reserved for qualified technicians and maintenance personnel otherwise the guarantee will be rendered null and void 1 4 CARE AND STORAGE OF THE MANUAL The instruction manual is an integral part of this device and must be kept nearby at all times and stored inside the proper container so that itis protected from eventual damage or destruction 1 5 IMPORTANT SYMBOLS TO REMEMBER GENERAL WARNINGS This symbol Indicates warnings or key information regarding the operation of this device Please pay close attention whenever you see this symbol This symbol Indicates that specialized portable equipment may be required to adjust or repair the components of the device This symbol Indicates that a visual or in depth inspection etc of the device may be required INDICATIONS OF DANGER This symbol Indicates General cautions risk to the operator This symbol Indicates danger of electrical shock or electrocution RESTRICTIONS This symbol indicates general restrictions OPP Hu 759
12. recovery 35 40 at 15 C softener recommended ts WHITE CAPILLARY recovery 25 30 at 15 C softener recommended SOFTENER softener or antiscalant dosing required Do not install the machine with hardness gt 25 dH or pH gt 9 5 or conductivity gt 1200 pS The drain capillary must be selected considering water hardness and conductivity see matrix below H BEEN GRE us BLACK WHITE WHITE BLUE BLACK BLACK Har dness Using a small screwdriver remove the fixing o ring from the 4mm fitting Push the fitting collet and remove the black capillary Put the o rings on the 4mm pipe and push the tube inside the fittings Using a small screwdriver put the fixing o ring below the fitting collets Yeu Item 1 Capillary pipe 4mm 2 Fitting 6 4mm 3 Fixing o ring 3 2 INLET WATER SAFETY DEVICE INSTALLATION At inlet water connection a water safety device BA in accordance with EN 1717 Is must be installed The water safety defice is up to the installer 7598009 Hobart service manual 14 12 11 Uberarbeitet MH doc REV 22 12 2011 12 3 3 DRAIN WATER SAFETY ADAPTER INSTALLATION At drain water connection awater safety device in accordance with EN 1717 must be 5 installed The water safety defice is up to the installer 3 4 GC AND GX HOUSING INSTALLATION To assembly the dishwasher socket follow these steps With the dishwasher completely empty turn on one side Remove the fo
13. weg als een niet geclassificeerd gemeentelijk afval Breng dit gereedschap in een v erzamel of verwerkingscentrum volgens de plaatselijke en nationale wet De verbruiker speelt een belangrijke rol in het v erminderen v an het afval door de v erwerking van de elektrische elektronische gereedschappen v oor te bereiden De verwerking v oorkomt de v erspreiding van gevaarlijk materiaal in de massa van het gemeentelijk afval Het sy mbool van de versperde vuilnisbak herinnert aan de verbruiker dit product niet weg te gooien als een niet geclassificeerd gemeentelijk af v al 7598009 Hobart service manual 14 12 11 berarbeitet MH doc REV 22 12 2011 27 ATTACHMENT II CE declaration DECLARATION OF CONFORMITY The undersigned representative of the following manufacturer Thinkwater srl think water Via delle Pezze 35 eos 35043 Cittadella PD DECLARS THAT THE PRODUCT RO DISH WASHMACHINE TREATMENT WATER DEVICE Part 09141421041 Serial no IS IN ACCORDANCE WITH THE FOLLOWING DIRECTIVES 2004 108EC Directive EMC Directive and subsequent amendments 2006 95 EC Directive Low Voltage Directive and subsequent amendments 2006 42 EC Directive Machinery And that all the following standardshave been applied EN 55014 1 2006 A1 2009 EN 61000 3 2 2006 A1 2009 A2 2009 EN 61000 3 3 2008 EN 55014 2 1997 A1 2001 A2 2008 EN 62233 2008 EN 60335 1 2002 A11 2004 A1 2004 A12 2006 A2 2006 A1 EC 2007 A13 20
14. 08 EC 2009 EC 2010 A14 2010 The manufacturer also declaresthat the technical construction fileiskept by Battistella Roberto Last two figuresof the year ofthe CE marking 2011 The manufacturer also declaresthat the product is manufactured for HOBART GmbH Robert Bosch stra e 17 77656 Offenburg Thinkwater srl Cittadella 17 06 11 Carlotto Franco 7598009 Hobart service manual 14 12 11 berarbeitet MH doc REV 22 12 2011 28 ATTACHMENT Spare parts RO I pare parts page 609606 Olenoid valve Ys Umm UU rommet d 6mm 8095087 soend vave ar tomm TT 5200172 Grommet asmm O Lem AA Fr or pror WENT ETE Lo Traore puppe pare parts page DEBE 1 UNE X DI essu nste BOT er drawer ass WITNCUDS Handle A p sensere EA 609 540 Motor kitwith pump pare parts page pa mina Sum 38 Stem ow omm m W vem Desrpuon rn L L L 7598009 Hobart service manual 14 12 11 berarbeitet MH doc REV 22 12 2011 29 ATTACHMENT IV Maintenance Log INSTALLATION TECHNICIAN DATE SIGNATURE TECHNICIAN DATE SIGNATURE 7598009 Hobart service manual 14 12 11 berarbeitet MH doc REV 22 12 2011 30 HOBART ATTACHMENT V WIRING DIAGRAM STATUS LED LEACKALE PROBE ES LEACKAGE PROBE Hm EC PRESSURE SWITCH AA DIE
15. 8009 Hobart service manual 14 12 11 Uberarbeitet MH doc REV 22 12 2011 4 2 CHARACTERISTICS OF THE DEVICE 2 1 RECOMMENDED USE RO lis an equipment designed for dish glass wash machine water treatment It is able to modify organoleptic and chemical characteristics of potable water reducing saline content RO 1 is used to supply treated water to dishwasher and glasswasher machines Y ATTENTION The device is not intended to be used by people including children whose physical sensory or mental disabilities are reduced or lack of experience or knowledge unless they have been granted through the intermediary of a person responsible for their safety super vision or instruction concerning the use of the device Children should be supervised to ensure they do not play with the appliance ATTENTION If the dish wash machine is not equipped with break tank an external pressure tank of at least 16 liters must be installed not needed All components of the dish glass washmachine in contact with water must be compatible with osmosis trated water It is forbidden to use brass use only plastic parts and stainless steel parts The company Hobart is not responsible of any demage or injury to things or people if these instructions are not respected ATTENTION RO is not a water purifier Using RO I to condition water thatis not drinkable is ABSOLUTELY PROHIBITED 2 2 SCHEMATIC REPRESENTATION L SCHEMATIC REPR
16. ESENTATION REMOTE 1 ISPLA STATUS LEO j wao ER LLL AAA LLL A A A ELECTRONIC O ae PE 11 kor m LAE D Ants DRAIN 22e ATTENTION The drain capillary must be replaced inside the machine considering water inlet parameters see S 3 1 7598009 Hobart service manual 14 12 11 berarbeitet MH doc REV 22 12 2011 5 2 3 DESCRIPTION The 1 osmosis machine can be installed in three different external housings for socket GC series socket GX series or for remote vertical installation There are three external hydraulic connections on the back of the device respectively for the inlet water 34 G the outlet water 34 G to the dish washmachine and the line used for drainoff On the rearside of the machine there is also the power cord and air vents From the connection to the main plumbing network the water arrivestothe inlet solenoid valve The water flows then through the quick connection carbon filter The carbon block filter facilitates the elimination of the unpleasant chlorine taste without compromising the desirable mineral properties of the water These activated carbon filters can also absorb potential trace organic micro pollutants various chemicals organic and inorganic i e chlorine composites chlorine residue used to disinfect water halofor ms pesticides surface active agents Before the filter a min pressure switch is attached to check i
17. IONS Activated carbon filter 200h max 6 months R O Membrane Max 3 years Vane pump and solenoid valve 2 000 h 2 4 1 Approved GLASS DISHWASHERS and necessary parameter setting ATTENTION m w serial 86494001 86545000 86514000 86596000 A A EN 13 gt 60 only GXHK ra 3 21 C7 120 180 gt 330 200 260 gt 550 electrical connectionto GXHK and GP S possible for other versionswith the following program numbersit may be necessary to activate the interlockof the tankheater 1 2 11 16 18 19 21 7598009 Hobart service manual 14 12 11 berarbeitet MH doc REV 22 12 2011 7 2 4 2 DRAIN CAPILLARY COLOUR AND RECOVERY RATIO MATRIX WHITE BLACK WHITE Har dness dH WARNING BLUE CAPILLARY recovery 55 60 at 15 BLACK CAPILLARY recovery 35 40 at 15 C softener recommended standard ts WHITE CAPILLARY recovery 25 30 at 15 C softener recommended SOFTENER softener or antiscalant dosing required Do not install the machine with hardness 25 dH or pH gt 9 5 or conductivity 1200 5 WARNING Any use of this device which has not been stipulated in this manual will constitute IMPROPER USE thereby rendering the guarantee null and void The manufacture WILL ts NOT be liable for any damages caused by the IMPROPER USE of this device due to negligence failure to follow the manual
18. Z a a a Le Le i AMM La t A E Il NIN PRESSURE SWITCH SULENHID VAL VE SOLENOID VAL VE POWER CORD SHUCKO POVER CORD E DISHWASHER POWER CORD Ok STATUS LED 31 7598009 Hobart service manual 14 12 11 Uberarbeitet MH doc REV 22 12 2011
19. aranteeing continued water quality The tasks listed in the box below must be performed by qualified technical personnel strictly in accor dance with the manual exclusively using approved parts and materials Otherwise the guarantee will be null and void The maintenance performed must always be documented properly and signed by the technician in the space provided on the attached maintenance log OVERALL INSPECTIONS TASK FREQUENCY Wane pump and Substitution 2000 hours valve Membr anes Substitution Estimated 3 years Visual Inspection to check the Machinery integrity of system Controls In chase of functional damage Gener al cleaning Oper ation Verification Machinery Sanitization In chase of permeate water bad smell WARNING The internal electrical system of the RO I is powered by 230 Volts Before open the machine disconnect the power plug WARNING DO NOT use corrosive products acids steel wool or wirebrushes to clean the device DO NOT use low or high pressure jets of water when washing the device QO P 6 3 POWER CORD POWER PLUG REPLACEMENT WARNING If the supply cord is damaged it must be replaced by the manufacturer by the authorized technical personnel in order to avoid a hazard The power plug must be replaced by the manufacturer or bythe authorized technical personell in order to avoid a hazard PP 7598009 Hobart service manual 14 12 11 berarbeitet MH doc REV 22 12 2011 18 6 4 Naa a a
20. check for Ls leackages ts Machine opening and leackage inspection can be done by qualified personell only 4 5 STATUSLED The machine has a status led behind the filter drawer on top left corner To watch the signal led open the filter drawer The machine status is indicated by the type of blinking LED OFF No power ONE SHORT BLINK EACH 2 SEC Stand by status dishwasher don t require water LED ON Machine is producing water SLOW BLINKING 1 SEC Low pressure alarm FAST BLINKING 0 5 SEC Leackage alarm 7598009 Hobart service manual 14 12 11 Uberarbeitet MH doc REV 22 12 2011 15 B ENDUSER ORDINARY MAINTENANCE The tasks of the enduser are Filter replacement every 200 hours of working ATTENTION Use only original parts Hobart WARNING The internal electrical system of the RO I is powered by 230 Volts Before replace the filter disconnect the power plug WARNING The enduser MUST NOT disassembly machine drawer fromthe housing DO NOT use corrosive products acids steel wool or wire brushes to clean the device DO NOT use low or high pressure jets of water when washing the device OO P Y 5 1 FILTER REPLACEMENT ATTENTION ts Turn off the dishwasher during filter replacement operation To replace the cartridge follow these steps Remove the power plug Pull the filter drawer fromthe machine Pick up the filter with the filter head from the drawer Turn the cartridge 90 left Pull the cartridg
21. e form the head Remove the protection cap from the new cartridge Insert the new cartridge inthe filter head Turn the cartridge 90 right Dry the filter drawer with a clean cloth and place the filter on the filter drawer clips 0 Reconnect the power plug and start the machine 1 Check filter cartridge and head for leackages and push the filter drawer inthe closed position Soe 40 00 BOO a 7598009 Hobart service manual 14 12 11 Uberarbeitet MH doc REV 22 12 2011 16 7598009 Hobart service manual 14 12 11 Uberarbeitet MH doc REV 22 12 2011 17 6 PROFESSIONAL EXTRAORDINARY MAINTENANCE ATTENTION The internal RO I electrical apparatus is fed by 230 Volts electrical current Before opening the machine make sure the machine is unplugged 6 1 REQUIRED TRAINING FOR MAINTENANCE PERSONNEL Maintenance personnel must possess the following qualifications as prescribed inthis manual e An adequate knowledge of standard EU approved safety procedures e The required technical knowledge to understand the concepts outlined in this manual e Knowledge of basic hygiene e General familiarity with the device in addition to a basic knowledge of troubleshooting electrical and hydraulic problems 6 2 RESPONSIBILITIES OF MAINTENANCE PERSONNEL The overall maintenance plan described in this chapter must be rigidly adhered to as indicated in the above paragraph inorder tomaintain the efficient operation of the device thereby gu
22. en ist ES La directiv a 2002 96 EC clasifica este producto como un aparato el ctrico electr nico No tire este aparato como si fuera un residuo municipal no clasificado Tire este aparato en un centro de recogida o de reciclaje seg n la ley local o nacional El consumador cumple un papel importante en la reducci n de la eliminaci n de residuos predisponiendo el reciclaje de los aparatos el ctricos electr nicos El reciclaje previene la dispersi n de materiales peligrosos en la gran cantidad de residuos municipales El s mbolo del bid n con una banda transv ersal recuerda al usuario que no debe tirar este producto como si f uera un residuo municipal no clasificado F La directiv e 2002 96 EC classifie ce produit comme appareil lectrique lectronique Ne pas jeter cet appareil av ec les d chets municipaux non classifi s Jeter cet appareil dans un centre de collecte ou de clage conform ment la loi locale et nationale Le consommateur joue un r le important dans la r duction des d chets en pr v oyant le recyclage des appareils lectriques lectroniques Le recyclage permet d viter la dispersion de mat riau dangereux dans la masse des d chets municipaux Le sy mbole du bidon barr rappelle l utilisateur de ne pas jeter ce produit av ec les d chets municipaux non classif i s NL De richtlijn 2002 96 EC classificeert dit product als een elektrisch elektronisch gereedschap Gooi dit gereedschap niet
23. lection or recycling centre according to local and nationallaw The consumer has an important role in reducing the disposal of waste by retuming waste electronic electrical tool for recycling Recycling avoids the dispersion of hazardous materials into the municipal waste stream The crossed out bin symbol reminds the user not to dispose of this product as unsorted municipal waste 1 Ai sensi dell art 13 del Decreto Legislativo 25 luglio 2005 n 151 Attuazione del le Direttive 2002 95 CE 2002 96 CE e 2003 108 CE relative alla riduzione dell uso di sostanze pericolose nelle apparecchiature elettriche ed elettroniche nonch allo smaltimento dei rif iuti IL simbolo del cassonetto barrato riportatosull appar ecchiatura o sulla confezione indica che il prodotto alla fine della pr opr ia vita utile deve essere raccolto separatamente dagli altri rifiuti L utente dov r pertanto conferire l apparecchiatura giunta a fine vita agli idonei centri di raccolta differenziata dei rifiuti elettronici ed elettrotecnici oppure riconsegnarla al rivenditore al momento dell acquisto di una nuov a apparecchiatura di tipo equiv alente in ragione di uno a uno L adeguata raccolta dif ferenziata per l avvio successivo dell apparecchiatura dismessa al riciclaggio al trattamento e allo smaltimento ambientale compatibile contribuisce ad evitare possibili effetti negativi sull ambiente e sulla salute e fav orisce il reimpiego e o riciclo dei materiali di cui compos
24. nlet pressure The min pressure switch prevents the pump to run dry In chase of low pressure alarm is acustic signalled and then the machine makes automatic restart after one minute When consecutives low pressure alarm occures the restart delay automatically increases Water is then pumped at high pressure by the brass vane pump connected to the liquid cooled motor The water arrives at high pressureto the vessels contain the reverse osmosis membranes The water permeates the layer flowing into the collection tubes and then it is directed to the main tube of the membrane wrapped in various layers The permeate yield comes from the main tube of the membrane and is sent directly to the outlet The drain capillary is used to set the drainflow and recovery ratio For automatic start stop of the machine a check valve and a max pressure switch are installed in the per meate line On the bottom and on the right side of the machine there are two leakage probes for vertical and horizontal operating if leakage occurs the machine stops automatically and makes acustic alarm The signal led inform machine status led on means machine functioning led fast blinking means leackage alarm led slow blinking means low pressure alarm one blink two seconds off means stand by status WARNING The overall water quality depends ona number of variables the concentration of saline properties in the water along with other retained elements the temperature
25. ots 9 Install the housing socket with four M10 screws in the position of the dishwasher foots Install the foots on the osmosis housing socket Turn the dishwasher in the vertical position Put inside the socket the RO I machine and fix with four 4 screws to the housing Item 1 Housing 2 Foots 3 M10 screws 4 Plastic rail 5 RO I fixing screws GC Housing GX Housing 7598009 Hobart service manual 14 12 11 berarbeitet MH doc REV 22 12 2011 13 3 5 VERTICAL HOUSING ASSEMBLY To assembly the dishwasher with the vertical housing follow these steps Assembly the lower housing the the four M4 screws J Put inside the housing the RO I machine and fix with four screws Put the upper cover and fix with four screws Put the foots Item 1 Housing body 2 Lower cover 3 Lower fixing screws 4 Upper cover 5 Upper cover fixing screws 6 Foots 7 Frontal screws 3 6 POWER PLUG CONNECTION REPLACEMENT The power plug must be connected to the internal dishwasher connector If necessary the power connector can be cutten the cable pass outside through the cable holder and a new plug must be installed Y Y WARNING The power plug must be replaced by the authorized technical personell in order to A avoida hazard 7598009 Hobart service manual 14 12 11 Uberarbeitet MH doc REV 22 12 2011 14 4 FUNCTIONING 4 1 FIRST START UP WARNING The first start up of the machine must be done by
26. rt plate screws Board screws 18 poles connector Fuse Status led connector Jumper POSITION 1 230Vac 2 230Vac 3 Not used 4 Not used 5 Not used 1 6 Not used 2 7 EV1 3 8 EV1 4 9 Pump 5 10 Pump 6 11 Not used Z 12 Common inputs 8 13 Min pressure 9 14 Max pressure 10 15 Leakage pr obe 11 16 Not used 42 17 Not used 13 18 Common inputs 14 15 16 7 18 7598009 Hobart service manual 14 12 11 berarbeitet MH doc REV 22 12 2011 24 7 TROUBLESHOOTING Problem The machine is off status LED off ectric supply failure eck power plug is connected Bur ned fuse eck power socket fuse and electronic board fuse Damaged board Replace the board Problem After twenty seconds from machine start makes beep and stops After one minute restarts and make beep again status LED slow blinking With a manometer check that dynamic water inlet pressure 15 at Water inlet pressure failure least 1 kPa eck water inlet solenoid valve functioning if damaged or clogged replace it Inlet solenoid valve failure Low pressure switch failure Check pressure switch functioning if damaged replace it Damaged board Replace the board eck electric connections and tight 1f necessary Problem machine stops make continuous beep and never restarts automatically status LED fast blinking Cause tn ool Open the machine and check carefully all hydraulic circ
27. sel on the inside by removing all traces of dirt and scale The new membrane must be removed immediately prior totheir installation and handling using protective gloves sterile Before installing the membrane in the vessel lubricate the o ring and the upper seal Install the vessel with reverse procedure Supply water for at least 15 minutes then check permeated flow and quality 7598009 Hobart service manual 14 12 11 berarbeitet MH doc REV 22 12 2011 22 6 8 MACHINE SANI TATION le Perform the sanitation if permeate water hasa bad smell All sanitation operations must be performed by qualified personell Use protective clothing to the skin hands and eyes as shown in the safety data sheet of chemicals used Disconnect the per meate pipe and fill a tank with approx 3 5 liters of permeate water Add 250ml hydrogen peroxide 10 vol 3 to achieve a concentration of 0 2 by weight Connect the water pipes of entry drain and permeated by the machine at the tank make a bridge on the low pressure switch connectors Turn on the machine and let the solution recirculate for 10 minutes Wait 10 minutes that the solution acts on the machine Reconnect the inlet drainand permeated pipes Replace the filter and reconnect the cables of the minimum pressure switch Turn on the machine fill and empty the dishwasher tank once until the sanification solution residsare totally drained 6 9 FREEZE PREVENTION TREATMENT
28. ta l apparecchiatura Lo smaltimento abusivo del prodotto da parte dell utente comporta l applicazione delle sanzioni amministrative previste dalla normativa vigente P A directiv a 2002 96 EC classifica este producto como um instrumento el ctrico electr nico deitar este instrumento com lixo municipal nao classificado Deitar este aparelho em um centro de recolha ou de reciclagem segundo a lei local e nacional consumidor tem uma importante responsabilidade na do lixo preparando a reciclagem dos instrumentos el ctrico electr nicos A reciclagem previne a dispers o de materiais perigosos nos lixos minicipais O s mbolo da barra no barril lembra ao utilizador de n o jogar este producto como um lixo municipal n o classificado D GemaB Richtlinie 2002 96 EC wird diese Produkt als elektrisches elektronisches Ger t eingestuft Dieses Ger t nicht als nicht klassifizierten Stadtm ll beseitigen Diese Ger t an eine daf r vorgesehene Sammelstelle bringen gem den vorortigen und auf nationalem Gebiet geltenden Gesetzesbestimmungen Der Verbraucher kann betrachtlich dazu beitragen den Abf all zu v erringern indem er ein Recy cling der elektrischen elektronischen Ger te vorsieht Ein Recy cling verhindert dass gef hrliches Material im allgemeinen Stadtm ll beseitigt wird Das Sy mbol mit ausgestrichener Tonne soll bedeuten dass das damit gekennzeichnete Produkt nicht als nicht klassif izierter Stadtm ll zu beseitig
29. the installer The installer checks the correct functioning of the machine Insert the power plug in a grounded socket 230V 50Hz the machine is ready to operate It is necessary to fill the dishwasher once with the new installed RO I and drain the dishwasher one time completely Check any leakage in the hydraulic circuit gt 4 2 NORMAL USE The machine starts and stops automatically leaded by the internal max pressure switch when the dish washmachine downstream requires water WARNING ts Avoid dehydration of the membranes asit will cause them to malfunction 4 2 1 Automatic flushing function In order to avoid bacterial growth on the surface of the membrane the device will automatically operate the flushing mode every 6 hour This process consists of the substitution of stagnate water with fresh water inside the membrane During this operation the solenoid valve will open for 2 minute 4 3 LOW PRESSURE ALARM The machine has low pressure switch inside In chase of low pressure the machine makes three BEEP and stop the machine It restarts automatically The delay between automatic restarts is incr eased if consecutive alarms repeat 4 4 LEACKAGE ALARM The machine has two leackage sensors inside In chase of leackage the machine makes a long BEEP and stop the machine To restart the machine disconnect and reconnect the power plug WARNING If leackage alarm repeats disconnect the power open the machine and
30. tion to form and damage electronic parts Please ensure that the grill panel is never obstructed which could lead to the Is overheating of the motor of the device INSTALLATION CHECK LIST The EU approved ground cable of the power supply must be connected to the device The power supply cable must be compatible with the device as indicated on the required tags and labels affixed to the rear of the machine The electrical cable of the circuit must not be less than 1 mm in diameter The voltage of the device must comply with the standards of the local area or country power surges must be limited to no more than 10X MACHINE POSITIONING The machine can be installed in three different housings GC version housing 460mm large socket dishwasher GX version housing 600mm largesocket dishwasher Is Vertical version housing for remote vertical installation For the housing assembly see 3 4 3 5 After assembly the housing insert the machine and put the housing fixing screws Item 1 Inlet 34 M 2 Outlet 34 M 3 Drain 4 Power cable 5 6 Air vents Housing fixing screws 7598009 Hobart service manual 14 12 11 berarbeitet MH doc REV 22 12 2011 11 3 1 DRAIN CAPILLARY REPLACEMENT WARNING The machine is supplied with the standard drain capillary installed the softened water capillary and the hard water capillary are packed in the accessories bag BLUE CAPILLARY recovery 55 60 at 15 C BLACK CAPILLARY
31. uit for Leakage leakages Leak bein short circuit Check water leakage position if directly at contact with metal carage 1 parts of the machine place in a different position Damaged board Replace the board Problem With the board on at operating start the motor never starts status LED on Problem With the board on at operating start the inlet solenoid valve never opens status LED slow blinking olenoid valve damaged Replace the solenoid valve oil burned Replace solenoid valve coil Electric connection failure Check electric connections and tight if necessary 7598009 Hobart service manual 14 12 11 Uberarbeitet MH doc REV 22 12 2011 25 Problem Low permeate water production status LED on logged solenoid valve eck solenoid valve functioning if clogged replace it peene Backed vane pump Replace the PMB CC C C C 7 Clogged membranes Replace the membranes Install a manometer on the pump outlet to check operating pressure 5 6 5 3 Treated water has a bad taste status LED on xausted filters Replace the filters Biofouling Make machine disinfection Problem With the dishwasher solenoid valve closed closed the machine restarts for a few seconds periodically status LED ON for a few seconds Replac on the permeate line before Check valve damaged max Pressure switch install a manometer on permeate line and check water pressure on per meate line
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