Service & Spare Parts Manual
Contents
1. Amoun Part No Description VT t 1 121809 air guide 11121844 guide rail 11121889 cover for evaporator 2 121814 guide plate 4121875 intermediate rail for 31 cpl 1 121815 intermediate web 11400500 discharge with siphon 1 346114 evaporator 51 11346011 refridgration unit 1 346109 filter drier 2 121840 seal 485mm 2 121841 seal 110mm 2121842 seal 825mm 4 344131 axial fan 2 340108 lamp 36W 2 3401010 lamp starter 4 80W 2 340115 screen capacitor 1 342258 Digital Control for KT 1 3422370 Temperature probe PT100 8 460207 Pressure lift 400N 2 460113 reflector 2 47 460408 acrylic glass cover 2 47 460011 Seal Front for all Deli Series X 1 121986 Frontglas curved DHT DKT 71 assembly X 2 421107 side glass for DHTG31 41 51 71 X 2 3615080 flange Teflon black Issued 01 05 Technical changes reserved 24 DKT Service e doc Service 25 7 Service 7 1 Conversions 7 1 1 DKT to SS Unscrew the hexagon socket head screws inside the clamp panel in order to remove the front win dow Lift the front window out of the clamp panel do this always with 2 persons Remove the silicon profile from the large front win dow and put it on the self service front window Observe that you put the the silicon profile on the correct side Issued 01 05 Technical changes reserve2. Digital Control Issued 01 05 Technical changes reserved lt DKT_Service_e doc Operation 15 5 2 Operating Digital Control STANDBY button Switches cabinet OFF LIGHT Button NV T Switches the lights inside the cabinet ON and OFF PPROGRAMMING button V Keep pushed to change the set temperature using U 5 button Push the UP button for min 3 seconds to start a defrost cycle While gt is pushed use the UP button to increase the set tempera ture DOWN Button 4 While gt is pushed use the DOWN button to decrease the set tem perature Also used to quit alarms COMPRESSOR Is illuminated whenever the actual temperature is above the set tem Symbol perature and the compressor is running DEFROST Symbol Is illuminated whenever the cabinet is running a defrost cycle Symbol Is illuminated whenever the fans running DISPLAY The DISPLAY shows the actual temperature While gt is pushed it shows the temperature While the Cabinet is switched off the display shows OFF Cutting Board Workspace to cut your products and do various other han dling during loading unloading packing and the like Note Do not place hot items on the cutting board Issued 01 05 Technical changes reserved DKT Service e doc Maintenance Pa
3. Detergents have to follow the rules of food hygiene Issued 01 05 Technical changes reserved DKT Service e doc Introduction Page 8 3 Introduction 3 1 Introduction All Deli Cold Cabinets are synonymous in construction and therefore you will have the possibility of an optimum integration in a com plete display conception An adjustable tem perature control enables you to set the de sired cooling temperature We guarantee a constant temperature even in case of opened doors The temperature rises only after some minutes The Deli Cold Cabinets show a high cooling performance Within the Deli Cold Cabinets the cooling convection provides a stable temperature The set temperatures are reached within one hour the degree of con densation is low The maximum holding time depends on the kind of product and on the products o starting temperature It might be limited by national or local regulations Never equip the cabinet with warm or hot products 1 3 2 Special features Ergonomic stylish design Maximum product visibility by curved front glass Decorative stand optional with bag shelf and bumpers Easy handling of the curved front glass by pressure lifts Optimized product presentation by variable 100mm GN pan equipment or decorative bowls Meeting the hygienic requirements in accordance with HACCP All models are available as self service equipment for impulse buying Issue
4. electrical power supply is in accordance with the data on the name plate e sure the supply cable is protected as listed below 5 wire min cross section 1 5 separatly with 16 Amps e The power supply needs to be manufactured from flexible cable It is to be routed to prevent any contact to hot parts e The unit is to be connected to the power supply either by means of an appropriate plug or if connected permanently a switch interupting all poles is to be provided In case of an emer gancy the power supply must be interuptable immediately e For further information please see the wiring diagram below Issued 01 05 Technical changes reserved lt DKT_Service_e doc 4 4 Preparation of Using Starting up Before you can use the Deli Cold Display you have to clean the unit and all removable parts e g GN basins carefully with a grease solvent Afterwards you have to dry all surfaces steam jet cleaning machines You will have further information about this in the sec Note Do not use flammable cleaners Do not use high pressure water pressure or tion cleaning and upkeeping After cleaning the Cabinet properly the smell will be minimal when using it the first time Issued 01 05 Technical changes reserved DKT Service e doc Operation Page 14 5 Operation Following you will find explanation and location of all components and their function for the use of the cabinet 5 1 Operation elements
5. ensure good foodpresentation and successfull sales l Take care of the following points Place Cabinet dry e Take care that the Cabinet has to be placed in well ventilated rooms e Avoid to place the cabinet close to any heat sources heaters radiators sun beams and the like e The cooling compartment condenser and compressor below the cabinet must be well ventilated after installation e The cabinet with or without stand has to be placed on a horizontal level use a spirit level if necessary e Take care that both sides have at least 10 cm clear space to enable cleaning of the sideglasses f you have choosen a permanent water drainage provide a flexible tube connection e There has to be enough free space to load unload clean and maintain the unit e The machine has to be placed so that the complete area around it can be cleaned easily 4 3 Electrical connection Note In general only service technicians of the company UBERT GASTRO TECHNIK GMBH or service technicians of your responsible service partner are al lowed to perform el connection and other service All national and lokal rules and regulations concerning electricity fireprotection and the like have to be concidered During any servicing take care that the unit is disconnected from the mains Not paying attention may result in injury Please learn the electrical and technical data of your unit from the nameplate e Check whether your lokal
6. oerte riter ene a Rr ena eters 14 52 Operating the Digital Controls E oca ne e E m IUE 15 6 cete rk Or guru ex E 16 6 1 Cleaning ANG Gales uu uu rote b HER ERE nae ele cardo ae Ra a uad 16 6 2 Trouble shooting 18 6 3 DIAg armis t uas emit 19 62 Spare Parts uode ic M ME 20 77 25 renum 25 7 2 Setvicing the Digital Control t n ere tei io ne be eee 31 Issued 01 05 Technical changes reserved DKT Service e doc Important references Page 4 2 Important references 2 1 Fundamental Safety Notes 2 1 1 Consider notes in the operating manual Precondition for the safe and trouble free use of this unit is the knowledge of the fundamental safety notes and safety regulations The operating instruction contains the most important references to operate the unit safely This operating instruction particularly the safety references are to be considered by all persons who work on the unit Furthermore the rules and regulations to avoid accidents are to be considered 2 1 2 Obligation of the operator The Operator is obliged to only let persons work with the unit who are familiar with the fundamental regulations of work safety and accident
7. 08 lamp 36W 1 3401010 lamp starter 4 80W 1 340115 screen capacitor 1 340128 ballast 36W 11342258 Digital Control for KT 1 3422370 Temperature probe 100 21460101 Pressure lift 400 Type 25 2 460002 lighting screen holder 1 460113 reflector 11460115 acrylic glass cover 11460011 Seal Front for all Deli Series x 11121783 front glass assy DHT DKT 31 2 421010 side glass for DHT DKT 31 41 51 213615080 flange Teflon black Issued 01 05 Technical changes reserved Page 21 lt DKT_Service_e doc Maintenance 6 4 3 Spare parts DKT41 and DKT41SS Amoun Description VT t 11121889 cover for evaporator 2 121869 guide plate 2 121866 intermediate web 2 121870 guide rail 11400500 discharge with siphon 11346110 evaporator 31 11346010 refridgeration unit 1 346109 filter drier 4121840 seal 485mm 2121841 seal 110mm 3 344131 axial fan 11340108 lamp 36W 1 3401010 lamp starter 4 80W 11340115 screen capacitor 11340128 ballast 36W 11342258 Digital Control for 1 3422370 Temperature probe PT100 2460001 Pressure lift 700 type 25 DHT DKT51 21460002 lighting screen holder 11460113 reflector 11460115 acrylic glass cover 11460011 Seal Front for all Deli Series X 11121549 front glass assy DH
8. 7 Parameters for Buttons Adjustable range Default setting b1 Function of button LIGHT 10 No Function 1 Controller ON OFF StandBy 2 Settemp Thermostat2 Issued 01 05 Technical changes reserved DKT Service e doc Service Page 34 3 Direct Relay OFF at StandBy 4 Direct Relay inde pendent from StandBy 5 Actual Temp erature at Probe 2 0 No connection 1 Compressor 2 Defrosting 3 Fan evaporator 4 Alarm 5 Thermostat 2 6 to button STANDBY 7 to button B 8 No connection 9 ON if controller ON pm if exist if exist if exist 7 2 3 9 Parameters for program version Adjustable range Default setting pr cec 7 2 4 Error messages Message Means What to do EO flashing in the Display Temperature probe is short Check change probe circuited or broken EP in the Display Parameters lost Switch the unit OFF and ON again if message reap pears change controller Flashing Temperature in the Temperature alarm Quit alarm pushing the Display DOWN button check tem perature settings Check internal of cabinet food compressor Beeper sounds Temperature alarm Quit alarm pushing the DOWN button check tem perature settings Check internal of cabinet food compressor Issued 01 05 Technical changes reserved DKT Service e doc Service Page 35 Additional information In case of an error and in case of an alarm the display flashes
9. Service Manual C DELI COLD CABINET DKT Series a ubert Contents Page 3 1 Contents aye rn PT UT 3 2 ro Pur aa akapa 4 2 1 Fundamental Safety Notes rdi tct e Ced metes uncut 4 2 2 Warranty and Liabilities ice etr te orte sues ARX he RO D rta Du e dep e ies 5 23 Symbols and NOLES uu u uuu Canteen E 5 24 CGopyrlght n 5 2 5 Special safety Telererees cose ote nto M edt e l n a 6 3 nodus toad e qe nde eu Ua DM Mt UM tius 8 321 EE mco 8 3 2 Special features eee er eee ti o Eod 8 Technical GS tell Grace sce ie Du 9 4 Installation and putting into 12 Z 2 u sqa 12 4 2 nstallati a rt a Per 12 4 3 Electrical COMME CHON u oe ra 12 44 Preparation of Using Starting Up erre ee me 13 14 5 1 Operation elements
10. T DKT41 2 421010 side glass for DHT DKT 31 41 51 213615080 flange Teflon black Issued 01 05 Technical changes reserved Page 22 lt DKT_Service_e doc Maintenance 23 6 4 4 Spare parts DKT51 5 185 Amoun No Description VT t 121809 air guide 121844 guide rail 121889 cover for evaporator 121814 guide plate 121847 intermediate rail for 41 51 cpl 400500 discharge with siphon 346114 evaporator 51 346011 refridgration unit 346109 filter drier 121840 seal 485mm 121841 seal 110mm 121842 seal 825mm 344131 axial fan 3401140 fluorscent lamp 58W 3401010 lamp starter 4 80W 340115 screen capacitor 340129 ballast 58 W 342258 Digital Control for KT 3422370 Temperature probe PT100 460001 Pressure lift 700 type 25 DHT DKT51 460002 lighting screen holder 460013 reflector 460015 glass cover 460011 Seal Front for all Deli Series X 121784 front glass assy DHT DKT 51 421010 side glass for DHT DKT 31 41 51 3615080 flange Teflon black N po 4 4 pol po 2 4a a pol a po Issued 01 05 Technical changes reserved lt DKT_Service_e doc Maintenance 6 4 5 Spare parts DKT71 and DKT71SS
11. The buzzer sounds and may be quitted be pushing the DOWN button for minimum 3 seconds In case of a temperature alarm the error message and Temperature display flash alternately In case of an error with the temperature probe F1 cabinet the compressor runs in a clocked mode see parameters c5 c6 In case of an error with the temperature probe F2 evaporator a currently running defrosting cy cle will be interrupted and no further defrosting cycle will be started Issued 01 05 Technical changes reserved DKT Service e doc
12. and bottom from each side bracket 2 Insert the frame Note The frame must close precise with the side brackets at the front Service Page 30 3 Mark the centres of the bores for the frame s fasten ing through the holes in the frame on both side brackets 4 Remove the frame and drill holes 03 2 mm at the marks 5 Drill the threads M4 7 Clean and degease the carving board along the air guide rail 6 Assemble the frame and fix it by 4 slotted flat head screws M4 the adhesive tape on the slide rails backside Fix the slide rail to the carving board by pressing it on Note Adjust the slide rail hori zontally to the center Vertically the air guide rail serves as a stop 9 Assemble the sliding doors Issued 01 05 Technical changes reserved lt DKT_Service_e doc Service Page 31 7 2 Servicing the Digital Control 7 2 1 First level of operation Adjustable range Default setting 51 Set Temperature for Deli r1 r2 Cabinet 7 2 2 Second level of operation most frequently used parameters V Push the and DOWN button simultaneously for min 4 seconds to reach the sec ond level of operation Push the UP DOWN button to page up down from one parameter to the next Push the PPROGRAMMING button to show the parameter Push and hold the PPROGRAMMING button and additionally push the UP DOWN button to change the parameter Her
13. and connected to the mains 2 Does the wall socket provide the required current voltage see the nameplate for details Have you possibly stored 15 the evaporator iced ON O 6 2 1 Error messages Does the fuse protection work properly hot or warm goods Is the ventilation of cooling machine sufficient Have you correctly adjusted the thermostat Do all lamps work properly Check lamps and connection Does the unit cool properly Please check power supply and control Message Means What to do EO flashing in the Display Temperature probe is short circuited or broken Call for service EP in the Display Parameters lost Switch the unit OFF and ON again if message reap pears call for service Flashing Temperature in the Display Temperature alarm Quit alarm pushing the DOWN button check temperature settings call for service Beeper sounds Temperature alarm Quit alarm pushing the DOWN button check temperature settings call for service Issued 01 05 Technical changes reserved DKT Service e doc Maintenance Page 19 6 3 Wiring Diagrams 6 3 1 DKT 31 71 and DKT31SS 71SS 240V 50Hz 1 N trigger PORK A C Gp P Starter essor TE ballast light Dro
14. avoiding and who have been instructed how to operate the unit e read and understood the chapter about safety and warning notes and have confirmed this with their signature The safe consious operation of the personnel has to be examined regularly 2 1 3 Obligation of the personnel All induviduals who are authorized to work with the unit are obliged to e attention to the fundamental regulations of work safety and accident avoiding e read the chapter on work safety and warning notes in this manual and to confirm through their signature that they have understood these before actually operating the unit 2 1 4 Possible risks Deli Cold Displays are built state of the art and in acknowledgement of all safety related rules Nevertheless is it possible that danger for body and lifes of the user and or third and or impair ments at the unit or at other real values merge The unit is to be used only e for the due use e insafety related flawless condition Disturbances which can hurt the safety are to be eliminated immediately 2 1 5 Due use The Deli Cold Displays are built exclusively for the cooling of food only Any other use of the unit are only allowed after consulting UBERT GASTROTECHNIK GMBH Damages which result out of wrong use UBERT GASTROTECHNIK GMBH cannot be held responsible Part of the due use is also e the consideration of all references of the operating manual and e the observance of neccessary maintenance and
15. d DKT Service e doc Service 26 ME Observe that you put the silicon file on the correct side Insert the self service front window Tigthen the hexagon socket head screws Unscrew the tap bolt of the lifting cylinder left and right Issued 01 05 Technical changes reserved lt DKT_Service_e doc Service Page 27 Picture left position of tap bolt Push out the pin left and right Now you can remove the lifting cylinder from the support bar left and right Issued 01 05 Technical changes reserved DKT Service e doc Service Loosen the fixing screws of the stop profile Dismount the stop profile Set the air guiding metal plate on the cabinet front Mark the pre stamped holes on the cabinet front Issued 01 05 Technical changes reserved lt DKT_Service_e doc Service 29 If possible you should weld the stud bolts and then fix the air guiding plate by cap nuts Or you drill a 3 2 mm hole at the marked point and fix the air guiding plate by tapping screws Finally you have to put on the edge protection on the side windows left and right Next Step is to retrofit the sliding doors This is described in the next chapter Issued 01 05 Technical changes reserved DKT Service e doc 7 1 2 Retrofit sliding doors 1 Remove plastic bushes top
16. d 01 05 Technical changes reserved DKT Service e doc Introduction Page 9 Technical details Dimensions mm DKT 31 and DKT31SS without stand EN i 205 T x 605 510 T pH EN 1057 41 and 41 SS without stand ae 4 Z V i ES 205 an Sl E i TP TES Pr 505 310 ET Issued 01 05 Technical changes reserved DKT Service e doc Introduction Page 10 DKT 51 and DKT51SS without stand 2 l Tt a i gt TP AX Jen eye EA TA 1752 DKT 71 and DKI 71 SS without stand TA TA SN 848 150 240 605 510 IEICE Issued 01 05 Technical changes reserved lt DKT_Service_
17. decimal displayed 1 0 5 C 1 2 0 1 C Temperature unit Mes 0 Fahrenheit AUS sage displayed while unit 1 Celsius AUS is switched OFF 2 Fahrenheit OFF 3 Celsius OFF 3 P7 Type of Temperatureprobe 11 Pt100 2 wire 11 21 PTC 2 wire 31 PT1000 2 wire Softwarefilter 1 not active 2 32 mean value of 2 to 32 temperature readings 7 2 3 2 Parameters for cooling thermostat 27 n j o a M NN 7 2 3 3 Parameters to protect the compressor Adjustable range Default setting 0 Delay after connection to 0 240 Min the mains c2 Delay after Stop after Stop 0 240 Ming 240 Min 3Mn 5204 Min SS happens at probe 0 el off failure 1 Compressor on Issued 01 05 Technical changes reserved lt DKT_Service_e doc Service Page 33 7 2 3 4 Parameters for the defrost cycle Adjustable range Default setting 0 mM inactive De 1 with hot gas Displayed temperature dur 0 Actual Temperature ing defrosting 1 Last Temp before 1 defrosting start 7 2 3 5 Parameters for alarm and error condition Adjustable range Default setting alarm 0 inactive 0 inactive compressor start temperature alarm defrosting ila 1 OFF at alarm 1 7 2 3 6 Parameters for fan 1 Fan on at defrosting 7 F Function during cooling 1 fan allways on exept 1 during defrosting 2 on if compressor is on 3 on if compressor is on and F1 gt F2 7 2 3
18. e some of the most frequently used parameters can be set Adjustable range Default setting Hysteresis for Compressor 1 15 2K Access to the third level of 99 99 19 to access to the third operation level of operation 7 2 3 Third level of operation all parameters Push the and DOWN button simultaneously for 4 seconds to reach the sec ond level of operation Page down to parameter Enter 19 Push the UP and DOWN but ton again simultaneously for min 4 seconds to reach the third level of operation Push the UP DOWN button to page up down from one parameter to the next Push the TEMPERATURE button to show the parameter Push and hold the TEMPERATURE button and additionally push the UP DOWN button to change the parameter Issued 01 05 Technical changes reserved lt DKT_Service_e doc Service Page 32 The controller automatically jumpes back into normal operation mode if no button is pushed for min 45 seconds Note Do not use any other settings than the ones shown in the following tables exept the ones mentioned in selected chapers of this manual Here all parameters can be set 7 2 3 1 Parameters to specify the controller Adjustable range Default setting Il c probe rec c m temperature colon not shown Use of Probe No 2 0 not used 1 used as evaporator probe 2 used as actual tem perature for Thermostat2 P5 Acuracy of temperature 0 no
19. e doc Introduction 3 2 1 Weight Type weight DKT 31 app 153 DKT 31SS app 153 DKT 41 app 181 DKT 41SS app 181 DKT 51 app 209 DKT 51SS app 209 DKT 71 app 265 DKT 71SS app 265 3 2 2 Electrical details Type electrical connection EA 31 230 1 N 50Hz 0 68kW DKT 31SS 230V 1 N 50Hz 0 68kW DKT 41 230V 1 N 50Hz 0 78kW 4158 230V 1 N 50Hz 0 78kW DKT 51 230V 1 N 50Hz 0 88kW DKT 51SS 230V 1 N 50Hz 0 88kW DKT 71 230V 1 N 50Hz 1 1kW DKT 71SS 230V 1 N 50Hz 1 1kW 3 2 3 Noise emission Type noise emission all types 70 dB A 3 2 4 Refridgerant kind of refrigeration medium for all Cold Display Cabinets R 134 A Issued 01 05 Technical changes reserved I i j i i 11 drain TA 1 0 1 0 1 0 1 2 1 2 1 2 1 2 1 2 lt DKT_Service_e doc 4 Installation putting into operation In general all Deli Cold Displays will be packed for safe transport after the final con trol in order to reach you properly Nevertheless we ask to look at the machine on arrival to detect any transport damages Note Visible damages have to be reported immediately 4 1 Unwrapping Open the carton and take out the wrapping material carefully Take care that the delivery is complete see attached freight papers 4 2 Installation Place the cabinet in the desired location Make sure that is is good visible for your customer to
20. ge 16 6 Maintenance Following we will show you some advices concerning maintenance care trouble shooting and service for your Deli Cold Display 6 1 Cleaning and care 6 1 1 Safety advices Before you start to clean and care switch off the appliance and disconnect it from the mains Do not use inflammable detergents sharp edged or metallic items for cleaning the unit Never use high pressure water pressure or steam jet cleaning ma chines Wear acidproof gloves while cleaning the parts to prevent skin irritations 6 1 2 General Recommendations The unit has to be cleaned daily Only use cleaners that are appropriate for food neutral or alkaline detergents even if there are plain and persistent residues After cleaning with special cleaners you have to wash all parts with clear water and dry them afterwards so that there are no residues of the cleaner on these parts It is absolutely necessary to watch out for some fundamental things to keep this longliving high grade steel machine working always keep the high grade steel surface clean watch out that there is always enough fresh air on the surface never contact the surface with rusty material Never use bleaching or chlorine cleaners Take brushes with plastic or natural bristles for cleaning 6 1 3 Detergents gram To make the cleaning fast and easy we have integrated some cleaners in our pro Intensiv cleaner Detergent for metal and plastic
21. hese references may result in consequences for your health and or can lead to property damages This symbol points to important references for the proper use of the unit Not paying attention to these references can lead to disturbances at the unit or in the environment Help to use all functions at your unit optimally 2 This symbol points to operation tips and especially useful information 2 4 Copyright The copyright on this operating manual remains at the company UBERT GASTROTECHNIK GMBH This operating manual is intended only for the operator and his personal It contains in structions and references which neither completely nor partially be duplicated e circulated or e be otherwise made available to third parties Offences may violate applicable laws Issued 01 05 Technical changes reserved lt DKT_Service_e doc Important references Page 6 2 5 Special safety references 2 5 1 Safety devices e Before operating the unit all protective devices well as all removable parts must be installed correctly and be fully workable e Protective devices may only be removed e after stand still and prevention of unintentional restart f partial components are delivered an authorized staff member or service technician has to execute assembly according to installation guidelines 2 5 2 Informal safety steps e The operating manual is to be kept constantly accessible in the operating area e In addit
22. ion to the operating manual all generally acknowledged and all local regu lations for accident avoiding and environmental protection have to be applied with All safety danger labels at the unit are to be kept in readable condition 2 5 3 Education of the personal e Only trained and instructed personal may work at the unit The responsibilities of the personal are to be determined clearly for installing start up operation assembling and servicing of the unit e During instruction the personal may only work at the unit under supervision of an experienced person 2 5 4 Unit control e Only instructed personal is allowed to operate the controls 2 5 5 Safety during regular operation The unit is only to operate if all protective devices are fully workable At least once per shift the unit is to be examined with regard to visible damages and functional ability of the safety devices 2 5 6 Dangers caused by electric energy work on the electrical supply is to be executed only by a specialist Likewise the electrical connection of this unit to the power supply must be ex ecuted by an electro specialist the connection must follow the rules of the local determinations e The electric installation is to be examined regularely Loose connections and brased cabels are to be eliminated immediately lf works at any life parts are necessary a second person who switches off the main switch if neccessary is to cons
23. service Issued 01 05 Technical changes reserved lt DKT_Service_e doc Important references Page 5 2 2 Warranty and Liabilities Fundamentaly our General terms of sale and delivery count These are known to the operator at the latest since signing of the contract Claims to warranty and liability at persons and property damages are impossible if they are to be led back to one or serveral of the following causes e Non due use of the unit e Improper assembling starting up operating and servicing of the unit Operating the unit with defective safety devices or safety devices which have not been in stalled properly and are in no working condition Disobeyment of the references in the operating manual concerning transportation storage installation start up operation maintenance and assembling of the unit Unauthorized mechanical or electrical changes of the unit Unsufficient maintenance of wear and tear parts Unauthorized repair Force of nature and act of god Warranty claims can only be forewarded if the guarantee card has been signed and returned to UBERT GASTROTECHNIK GMBH Detailed guarantee conditions can be found in the corres ponding documentation supplied with the unit 2 3 Symbols and Notes In the operating manual the following symbols and signs are used This symbol means a possibly or directly threatening danger for the life and the health of persons and or a possibly dangerous situation Ignoring of t
24. son for this process The cleaning can be effected with a vacuum cleaner or a brush Be careful to prevent injuries or damage of the unit Please follow our instructions A F 6 1 5 Defrost Cycle The Deli Cold Cabinet is equipped with a preset defrost cycle The defrost cycle takes place every 4 hours During the defrost cycle the compressor is switched off while the fans continue to run The defrost cycle runs until a temperature of 5 C is reached The length of the defrost cycle is limited to 30 minutes If you need to have these settings to be changed please ask your author ized service technician for guidance Issued 01 05 Technical changes reserved lt DKT_Service_e doc Maintenance 6 2 Trouble shooting Page 18 If your Deli Cold Display does not work satisfactorily we would like to give a first help with the fol lowing checklist Only after checking these points you should contact a yourresponsible service partner or b directly the company UBERT GASTROTECHNIK GmbH Werk Il Gewerbegebiet Nord Vennekenweg 17 46348 Raesfeld Tel 49 02865 602 226 Service Tel 0172 2 82 86 31 Fax 49 02865 602 102 or 103 Only these two companies are allowed to carry out service work and replacement of defect parts If you do not observe this note or in case of manipulation of a third par ty any claims for guarantee will become invalid Checklist for your Deli Cold Display 1 Is the unit wired properly
25. ssel Beleuchtung K3 N L1 K2 trigger tarter 2 2H3H4H5 m O 9 ballast light Drossel Beleuchtung F1 DH condensing unit Verfl ssigersatz fan L fter fan L fter N LH DKT31 DKT51 1x58W 4x DKT71 2x36W 4x Issued 01 05 Technical changes reserved DKT Service e doc Maintenance Page 20 6 4 Spare Parts Defect parts are to be replaced only by original spare parts of UBERT GASTROTECHNIK the replacement is to be carried out only by their service personal or by your authorized Service companies If you do not observe this note or in case of manipulation of a third party any claims for guarantee will become invalid Also all certifications CE UL VDE GS and the like become invalid 6 4 1 drawing DKT Series 400500 540115 6117 0129 12258 6011 16109 Issued 01 05 Technical changes reserved lt DKT_Service_e doc Maintenance 6 4 2 Spare parts DKT31 and DKT31SS Amoun Part No Description VT t 1 121888 cover for evaporator 21121869 guide plate 21121866 intermediate web 2 121870 guide rail 11400500 discharge with siphon 11346110 evaporator 31 11346010 refridgeration unit 1 346109 filter drier 4121840 seal 485mm 2121841 seal 110mm 3 344131 axial fan 113401
26. surfaces Glass cleaner Removes fat from glass surfaces Stainless steel cleaner You have to spray this from a distance of app 25 cm on the surface and wipe it off with a dry cleaning rag If you want to clean only small parts you have to spray it directly on the cleaning rag and wipe it off this way With this method it is possible to clean the Deli Cold Display easily and without stripes Issued 01 05 Technical changes reserved DKT Service e doc Maintenance Page 17 6 1 4 Special cleaning hints Please find below some special cleaning tips for this specific unit Lamps To be cleaned only with soft paper or cloth and alcohol Glass Lift the curved front glass to clean the inside Due to the pressure lifts it remains the desired position Remove dust and dirt from the glass surface with soft cloth to avoid scratches Drawers GN Pans Easily removable without tools for seperate cleaning picture A air openings evaporator All air openings as well as the evaporator need to be cleaned regularly to ensure convection and cooling performance of the unit and also to minimize prevention of dirt particles into the fan and lamina of the evaporator Damages to the unit can be prevented that way The evaporator is covered with an evaporator cover plate After removing the GN pans and the air guiding plates this unit can be lifted and needs to be secured during the cleaning process We recommend to involve a second per
27. ult 2 5 7 Special danger spots Remove the cover plate only if unit is switched off Do touch the refrigerator when unit is switched on Do not touch the evaporator Danger of injuring oneself Issued 01 05 Technical changes reserved DKT Service e doc Important references Page 7 2 5 8 Service and maintenance troubleshooting Prescribed adjustment service and inspection work is to be accomplished timely by the manager or if necessary by an authorized service technician operating personal is to be informed before the beginning of the maintenance and service work The unit is to be disconnected from the mains before maintaining inspecting and repairing is performed the main switch is to be guarded against unintended rec losing e Check all screw connections for tight fitting e After finishing maintenance check all safety devices for proper functionality 2 5 9 Structural changes to the unit Do not perform any changes extensions or conversions to the unit without the manufacturers permission especially welding work at supporting parts conversions a written permission of the company UBERT GASTROTECHNIK GMBH is necessary Change all parts of the unit that in impropper condition Use only original spare parts 2 5 10 Cleaning of the unit and disposal of the waste Used substances and materials are to be handled and disposed appropriately espe cially lubricants
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