User Manual
Contents
1. BAKERY H 32 110mm BAKERY H 38 170mm BAKERY DIFF 145mm FOODSTATION 110mm Models BAKERY Kombi and BAKERY FOODSTATION offering flat presentation decks combined with storage area for Gastro norm containers presentation and preparation on small surface BAKERY Kombi Evaporator to lift up Cut oui Er for GN 1 6 Evaporator to lift up v4 a 4 P t 7 E a GN trays adjustable in height 4 gt LLLLLL ALLELE LLL LLL PROPER FUNCTION OF BAKERY BAKERY H AND FOODSTATION IS ONLY POSSIBLE IN COMBINATION WITH A SURROUNDING GLASS CLOSED ON 3 SIDES SERVICE SIDE CAN BE OPERATED OPEN 8 Operating description The goods being presented are cooled in drop in wells with ventilation by means of a directed cold air haze This air haze is moved by means of ventilators which suck the air from the goods area through a return air duct 1 The air then enters the evaporator below the goods display panel 2 circulating evenly At the same time the air is chilled and blown into2. 1 5 Ongoing development AKE reserves the right to change specifications and construction as part of ongoing product improvement P gt gt se USER MANUAL 41 USER MANUAL 1 6 Validity These operating instructions are valid for the models Refrigerated well UKW GN EURO XL self contained or remote refrigerated Refrigerated well BAKERY flat deep combined or slanted 8 self contained or remote refrigerated Refrigerated well Bakery H self contained or remote refrigerated Refrigerated well Praline H self contained or remote refrigerated Refrigerated well DIFFERENZIAL M1 self contained or remote refrigerated Refrigerated well FOODSTATION self contained or remote refrigerated Refrigerated well KUHLLADE self contained or remote refrigerated 2 Purpose of use These refrigerated air pans can be installed in virtually any counter and can be provided as fully self contained just plug it in and turn on or remote where there is a need to locate the compressor at a different location They are suitable for the refrigeration and presentation of foodstuffs and drinks at temperatures adjustable in range from 4 C to 12 C This refrigerated equipment is not suitable for chilling foods Any products to be presented have to be pre chilled to the temperature required before being placed in the unit Before loading the air pans with food or beverages please wait until the desired temperature has
3. SA C S User Manual Refrigerated AlF Ranse self comai eOr rerna Ten E E Zu Be ee Ml H aut NU Retrigerated Air Pans AN Guidance and help for this user manual This user manual is valid for all refrigerated Air Pans regardless of the various kinds of versions respective design and hight of the well drop in or slide in version Gastronorm or Euronorm size The shown possibilities shows the big range of variations but there is a big felxibility with our bespoke solutions Various versions for your requirements Versions lt 2 lt L LU ep 5 UKW ref well BAKERY BAKERY H FOODSTATION COLD DRAWER variable presentation area flat presentation area high air discharge outlet Presentation Preparation Presentation for glass tops A Different units for various applications BAKERY H 32 BAKERY H 38 BAKERY BAKERY Bespoke solution 0 0 Kinds of installation Built in underneath Slide in Placed on top PRO 37 Operating and Installation instruction lt Z lt am LL u U gt Bu A Copyright October 2011 AKE Ausseer K lte und Edelstahltechnik GmbH All rights reserved No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without the prior written permission of AKE Document User Ma
4. U gt Bu CAUTION gt AFTER ALL CLEANING HAS BEEN COMPLETED THE DISPLAY CASE HAS TO BE RETURNED TO ITS ORIGINAL STATE IN ORDER TO GUARANTEE EFFICIENT OPERATION In addition to daily cleaning service and maintenance of the display case is required to be carried out in regular intervals by qualified specialists See Chapter Part B SERVICE NOTES on page 66 DU 10 Trouble shooting It sometimes can have simple causes if the unit is working incorrectly or it does not work for a longer time This could be removed independently Before requesting service please check the following There is no power supply to the unit Check if plug is firmly in the socket Beer Check fuse circuit breaker of the building p p Restore power to the cabinet mmabl ren ung Sue a a S Call authorized service personnel controller or digital display don t work Ventilation louvers ducts are blocked Remove blockage air vents must be kept free Chi f n not th E Be only pre chilled food and do not overload the Set point too high Set to desired temperature n Adjust store air conditioning avoid heat sources A E AE nearby the cold unit and direct sunlight Tomaca IT ne on The unit should not be placed on places with strong air circulation Condenser coil blocked or dirty Remove dust and debris Evaporator coil iced up De ice coil manual defrosting or power off Failure malfunction of the condenser unit Call authorized service per
5. Kk up to the a hae a counter facing Installation and Start up instructions for authorized refrigeration companies and qualified service personnel Air ventilation All equipment is delivered with air in on service operator side and air discharge on customer side The air flow is throught the counter from service side to the discharge opening on customer side If there is no possibility to discharge the hot air on customer side provide an opening either on left right side or on the service side to place an air grill Variation 2 Air flow directly through the condensing unit and the Air inlet and hot air discharge on the same side counter in straight line forward rear ventilation 7 7 E 7 77 7 7 S 7 S Whichever option is chosen please take care that only cold air from the room gets drawn into the condenser unit and no warm recycled air is drawn back into the condenser For option 1 free flow in one line we recommend to make a tunnel wood or metal to lead the hot air out of the condenser unit If the solution with air discharge on customer side is not possible you can choose option 2 rear ventilation with air inlet and hot air discharge on same side An additional fan can help to expel hot air out of the counter Distance between inlet and discharge openings Variation 2 should be as wide
6. O a T O LLI Spare Parts Elektric spare parts Electronic control unit complete without s s housing fur 1 2 Watt bis 5 Watt Lufter 393 290 Digital display for St rk eletronio control unit display for St rk elctronic control unit f raleModde alle Modelle 399294 294 Neves Expansion valve for Refrigerant R 134a fur alle Modelle 193 062 Expansion valve for Refrigerant R 404A fur alle Modelle 293 068 Solenoid valve Type EVR fur alle Modelle 193 064 Miscellaneous Divisional bars for GN Containers TECHNICAL INFORMATION Divisional bar lengthwise outside 535 mm Divisional bar lengthwise middle 705 mm T Example UKW 4 1 Required if you are using smaller containers than GN 1 1 fullsize GN 1 1 no divisional bar required igie onal oar GN 1 3 GN 1 2 divisional bar lengthwise cross 325mm GN 1 6 GN 1 9 divisional bars lengthwise cross Cooling amp Electric GN 1 1 l o GN 1 3 az S Type GN 2 1 2 divisional bars lengthwise outside 1 divisional bar lengthwise middle Gastronorm Divisional bar Divisional bar Drainage DN30 Type GN 3 1 2 divisional bars lengthwise outside lengthwise lengthwise so ie ae outside i an nn 2 divisional bars lengthwise middle Type GN 4 1 2 divisional bars lengthwise outside 3 divisional bars lengthwise middle Type GN 5 1 2 divisional
7. CAUTION ELECTRIC SHOCK HAZARD DO NOT SPLASH OR POUR WATER ONTO CONTROL PANEL OR WIRING Appliances and unit components which are subject to inspection maintenance and repair work have to be completely disconnected and volt free First check whether the activated parts have indeed been disconnected and are volt free then ground and short them out Insulate any adjacent parts that are also energized gt USER MANUAL CAUTION RISK OF INJURY BE SURE THAT THE UNIT IS DISCONNETCTED AND VOLT FREE BEFORE STARTING ANY INSPECTION MAINTENANCE OR REPAIR WORK 11 2 Risk of Injury Some cooling appliances are equipped with gas springs which keep the evaporator in the upright position during cleaning and service Once the gas springs begin to weaken and are not able to keep the evaporator in the upright position anymore they are to be removed and replaced immediately by a specialized service representative Take care while cleaning the condenser coil there is danger to cut on the sharp lamellas CAUTION THE LAMELLAS OF THE CONDENSER COIL ARE VERY THIN AND SHARP AVOID DIRECT CONTACT TO PREVENT INJURIES 53 Z O lt T O LL Z lt O Z I O LL Ke 54 of x dB Installation and Start up instructions Help and Advice Easy to install Surrounding mounting flange drop in from abo ve into the cut out counter top Install heavy cabinets by using optional base uni
8. SET key is pressed the setpoint is indicated The function of the key can be set with parameter b5 unchangeable in this case Button T6 StandBy The function of the key can be set with parameter bh It is preset as standby key Thus the unit can be switched on or off no mains disconnection The cooling controller is generally controlled using the buttons UP DOWN and SET The standard display indicates the temperature of the cold store actual temperature value Press SET button to switch over the display to the required cold store temperature setpoint temperature The setpoint temperature can only be changed by pressing buttons SET and UP or SET and DOWN at the same time While pressing the buttons the changing setpoint temperature is displayed After changing the set point temperature and releasing the buttons the actual temperature is displayed again This is the standard setting method If you press the STANDBY button during operation for at least 3 seconds the cooling controller is switched off and the message UFF will be displayed To switch on the controller again press the STANDBY button again In addition to setting the temperature value the buttons UP and DOWN perform other functions too Pressing the UP for 3 seconds will trigger a non standard defrosting operation of the refrigerating plant In the case of an alarm with buzzer triggered the DOWN button can be used for acknowledging the buzzer s
9. a stainless steel cleaner only e Lamps The lamps are to be cleaned with soft paper or cloth only e Drawers GN pans Easily removable without tools for separate cleaning Use brushes with plastic or natural bristles for cleaning AVOID THE FOLLOWING DETERGENTS e Do not use acid bleaching or chlorine cleaners e Never use high pressure water pressure or steam jet cleaning machines e Do not use inflammable detergents e Never use sharp edged or metallic tools like steel wool or scrubbing cleanser for cleaning F AL JKE 9 3 Special cleaning hints Cleaning ot the interior and the evaporator e Take out the GN containers or base decks 1 and air plenums 2 and inner tray from the well First of all remove visible dirt inside the well bottom to avoid a blockage of the drain 5 und 6 Open the cover from the evaporator unit 3 Entire s s housing and evaporator coil can be rinsed safety and easily with a hand spray 4 Fans in low voltage 24V allow danger free cleaning Lift up the evaporator unit and move the lock to the left 5 und 6 now the evaporator is fixed and allows easy access for cleaning corners and floor of the well 7 USER MANUAL e ATTENTION Before cleaning the unit with water please check that the water can run off If the unit isn t plumped to a floor drain place an external bin below the drain to collect the wastewater e The evaporator and the interior have to be cleaned wit
10. bars lengthwise outside 4 divisional bars lengthwise middle 62 Programmable digital refrigeration controller Programming instruction Refrigerated display cases Control unit Product and programming description e Suitable for all cooling applications e Defrosting mode free selectable e Air electro hot gas defrosting e Flexible fan circuit e Predefined parameters USER Level Product description The microprocessor controlled controller ST501 KU3KAR 112FP consists of a service and a separate power pack plate and is used for thermostatic temperature regulation in simple refrigerating plants It is supplied with 230V AC and has four relay outputs as well as an exit for a DC voltage fan The relays can be used for different functions e g for a compressor a defroster an alarm relay etc see parameters U1 U4 The two resistance sensors seize the refrigerating chamber tempe rature and the evaporator temperature Networking of the controller takes place via the ST Bus interface General information Button T1 UP By pressing this key the parameter or parameter value is increased A further function of the key can be set with parameters b 1 Button T2 DOWN By pressing this key the parameter or parameter value is decreased A further function of the key can be set with parameter b Button T3 Function key The function of the key can be set with parameter b3 Button T5 SET While
11. been reached DO NOT FILL WITH HOT FOODS AND DO NOT OVERFILL 3 Proper use of the unit The drop in refrigerated air pans conform to current state of the art technology They are constructed in accordance with the recognized safety regulations and are reliable However health and or life threatening circumstances could arise for the user or a third party or damage could be done to the appliance or other property or equipment should the unit be operated by non trained personnel in a manner that is improper or in disregard of the regulations The appliance may only be operated in a technically acceptable condition and in accordance with all regulations safety regulations and with conscious regard of the operating instructions Any other uses beyond those intended are to be considered as not being in compliance with the regulations The manufacturer supplier is not liable for any damages resulting from such actions The user bears the entire risk Use in accordance with the regulations includes observance of the mounting and operating instructions and keeping up with the inspection and maintenance regulations After cleaning the appliance is to be checked for any loose connections shears and damages Any defects found should be repaired The appliance is not to be used for non operating purposes Any changes to the appliance are to be made solely by the manufacturer When replenishing the refrigerant only use the refrigerant indicated on the
12. conneted with the evaporator and all refrigeration lines and electric wiring lead out on the bottom of the insulated well Self contained units integral Self contained units are ready to use all components are fixed and the refrigeration system is filled with refrigerant Units with expansion valves come with sight glass with humidity indicator placed beside the condenser coil The condenser unit is placed in a pull out stainless steel housing and offers easy access for service and maintenance work Take care that the loop of copper tube is not overstretched Remote refrigeration These units are prepared for connection in an existing refrigeration plant the copper tubes are insulated and lead through the foamed well on bottom Expansion valve for the corresponting refrigerant is installed on the evaporator and the system is filled with nitrogen Components like solenoid valves filter dryers and eventually Evaporator Pressure Regulators must be supplied and installed by others Evaporation temperature must be kept constantly to the require value see also rating plate of the unit Installation work All installation and servicing work must be made by qualified refrigeration personnel only The installation must comply with the state of art the local electrical health and safety regulations and directives The whole installation is to take into operation and a function and safety test must be performed A written report of the
13. for a period of 24 hours before first filling 6 2 Switch on the appliance The refrigerating unit is switched on and off by pressing the STANDBY button 5 for approx 4 seconds Above the buttons there is a digital display of the cooling regulator This field shows the average temperature and any errors Before filling the air pans with food please wait until the desired temperature has been reached Button 3 Button for external lighting if available ith thi is switched to st Pressing the butt Button 5 STANDBY Button With this button the controller is switched to standby mode Pressing the button a second time restarts the unit 6 3 Setting the temperature The interior temperature is regulated by an programmable digital refrigeration controller This is located underneath the refrigerated well and is easily accessible on operators side The air pans are set to maintain 5 C as per factory setting Your desired temperature can be set by holding down the SET button 4 and simultaneously pressing UP button 1 for higher temperatures or DOWN button 2 for lower temperatures THE DESIRED VALUE CAN ONLY BE SET WITHIN A CERTAIN RANGE INORDER TO PREVENT ANY OPERATING ERRORS After resetting the temperature some time needs to pass before the desired temperature has been achieved Please check the interior temperature a few hours afterwards with an exact thermometer and reset the thermostat if needed Depending
14. label Refilling is only to be carried out by authorized service personnel 4 Improper use of the unit The refrigerated air panss are not suitable for chilling foods No foodstuffs having a higher temperature than indicated are to be filled into the tubs Safe operation at temperatures of less than 2 C is not possible The ventilation ducts in the front and back plenum of the presentation area may not be covered as doing so will cut off the air circulation and result in prevention of the cooling function 5 Safety notes All safety regulations were followed during manufacturing particularly the VDE regulations Association for Electrical Electronic amp Information Technologies and international CEE regulations The appliance was subject to a comprehensive final check at the plant lt 2 lt L LU ep 5 43 U gt I lt Z lt am LL u A 6 Fundamental operating notes 6 1 Start up After placement or moving the refrigerated air pans wait at least two hours before starting This rest period is needed for the oil to run back into the compressor in case it could have shifted during transport only valid for slef contained units We recommend cleaning the equipment with a suitable disinfectant before first start up The equipment must have reached the product manufactures indicated temperature before first filling It is recommended to switch the new equipment on
15. refrigeration companies and qualified service personnel First steps Control of delivery Checking for transport damage at the time of delivery is recommended Any damages are to be recorded and confirmed in writing at the time of delivery and signified from the carrier For any damages arising after unpacking you are obliged to immediately communicate this in a written report and a telephone call to the supplier Transport is covered under your responsibilities Failing to report any transport damages with the currier within the set time leads to the loss of responsibilities by the carrier Installation Don t tilt the refrigerated unit during the installation the compressor unit could be damaged only self contained units Completely remove the plastic film before start up Take care that your counter frame will carry the weight of the display case and fix the unit It is essential that the countertop is perfectly level before the unit is mounted The openings for air ventilation air in and air discharge are recommended the double size of the condenser surface Please avoid placing the unit near any equipment which produce a lot of steam i e dishwasher etc as this will cause icing of the evaporator this will reduce performance of the unit The air pans are designed to operate under normal ambient conditions of 25 C with up to 55 relative humidity Ideally the cases should be located so as to avoid excessive air movement fro
16. 60335 1 EN61547 EN61000 4 2 EN60335 2 EN61558 Andreas Pilz A AL manat director 5 w TECHNICAL INFORMATION 67 Personal notices Z O lt gt ae O LL Z d lt Z T O L 68
17. and URU All other settings value specifications in parameter setting mode are performed using the default value setting method i e pressing buttons SET and UP or SET and DOWN at the same time To offeran easy handling of the control unit the most commonly used parameters are collected in the USER level LUR USER LEVEL By selecting code word USr and entering the correct password a list with predefined parameters is opened These parameters are 5 0 ide dJ FH F9 Hie Het andl LS n Password ereaemepemiemeren AISI TW LSR SETS Ha OU O nm Password lt Programmable digital refrigeration controller Description of functions c5 Control circuit 1 Hysteresis In this parameter you can specify the control hysteresis A small hysteresis enables exact control but will result in frequent switching of the relay d i Defrosting interval The defrosting interval defines the time after which a defrosting operation is started Once the defrosting operation is triggered the defrosting interval starts again A defrosting operation can also be triggered by pressing the UP button manual defrosting for at least 3 seconds or another parameterised button Via the internal week timer defrosting can also be started in real time Once switched on the controller starts refrigeration immediately and will trigger the first defrosting operation as soon as the time set in d has elapsed If d O no automa
18. and the outside of the unit have to be cleaned every day in accordance with hygiene regulations Only then can you guarantee optimal presentation of the goods CAUTION BEFORE YOU START TO CLEAN AND CARE SWITCH OFF THE APPLIANCE AND DISCONNECT IT FROM THE MAINS For cleaning purposes the unit must be turned off Therefore the best time for cleaning is at the end of your working day The air pan can be switched off during the night or outside of opening hours 9 1 General recommendations e The unit has to be cleaned daily e Wear acid proof gloves while cleaning the parts to prevent skin irritations e After cleaning with special cleaners you have to wash all parts with clear water and dry them so that there is no cleaner residue on these parts e It is absolutely necessary to bear some fundamental things in mind to keep this stainless steel unit working and to maintain its long life always keep the stainless steel surface clean make certain there is always enough fresh air on the surface never let the surface come into contact with rusty material 9 2 Detergents USE THE FOLLOWING DETERGENTS e Lukewarm soapy water Use lukewarm soapy water for all Surfaces that are in direct contact with the goods e Glass cleaner Removes grease from glass surfaces You can lift the glass panels for easy cleaning of the glass and the surfaces underneath e Stainless steel cleaner The stainless steel surfaces should be cleaned with
19. as possible to avoid re circulation of hot discharge air Please take care that the inlet outlet openings for the air in and air discharge are wide enough and are NEVER blocked No brake or obstruction of the air flow at any time The condenser of a cooling system works as a heat exchanger and has to transfer the thermal energy of food drinks and the electrical power consumption of the compressor to the ambient air Protection of the condenser Air grills or a stainless steel filters protects the coil against dust fatty air and damage It further prevents injury as the condenser fins are very sharp AIR GRILLS WITH SMALL PERFORATION OR LOUVERS WITH NARROW BLADES CAN INCREASE AIR RESISTANCE SO PLEASE USE APPROPRIATE AIR GRILLS MINIMUM SIZE OF AIR GRILLS TWICE OF SURFACE AREA OF THE CONDENSER VENTILATION OPENINGS AIR IN AND DISCHARGE ARE NEVER BLOCKED REFRIGERATION CAPACITY WILL BE REDUCED DRAMATICALLY AND THE COMPRESSOR COULD BE DESTROYED P D TECHNICAL INFORMATION i P w TECHNICAL INFORMATION Installation and Start up instructions for authorized refrigeration companies and qualified service personnel Calibration of the sensor Each installation and start up requires control and eventually a correction of the actual value correction after 2 to 3 hours runtime Why Temperatur is measured before the evaporator coil return air this value is sometimes different to the average temperat
20. ase 50 cycles Electrical Isolation If a plug and socket is used to connect the cabinet it must be accessible after the cabinet is installed in its final position If the cabinet is hard wired to the mains supply without using a plug and socket a means of Isolation must be provided Z O lt gt oc O Li Z lt e Z L O L 90 Z O lt SS O LL d lt Q Z T O LL Ke gt E m Nr are I ea Rem a fu ie ad 7 PY YE PB z wre CLIL Tre z e ld ae h l Nw Se E a Installation and Start up instructions for authorized refrigeration companies and qualified service personnel Installation of the controller display With self contained air pans the control unit is mounted underneath the ref well alongside the compressor housing With remote refrigerated air pans the control unit will be loosely attached Each control unit consists of a control panel display and the PCB power box Both are built in a stainless steel box The digital display is connected via a 2 m SUB D cable with the PCB This digital display can be removed and mounted separately up to a maximum of 2 metres away from the PCB box The required cut out dimensions for the digital display are 87 5 X 00 5 MM Information regarding power connection These refrigerated units are delivered fully prepared for ready to use The controllers are factory set for optimum performance After installation t
21. be hot This symbol points to operation tips and especially useful information of optimal use Helos you to use all functions on your unit optimally 1 4 Fundamental safety notes THE CONNECTIONS AND ANY TECHNICAL ADAPTATIONS ON THE REFRIGERATED EQUIPMENT ARE ONLY TO BE CARRIED OUT BY SPECIALISTS THIS IS ESPECIALLY VALID FOR ANY WORK ON THE COOLING TECHNOLOGY ELECTRICAL INSTALLATION WATER CONNECTION AND MECHANICAL WORK ANY ADAPTATION IS TO BE AUTHORIZED BY THE MANUFACTURER s Those covers bearing a warning may only be opened by specialists e The bottom and back panels are not to be cleaned by water jet e Protective covers and devices may not be removed due to risk of injury e The control system may only be opened by an expert e Air currents near the refrigerating unit resulting from improperly installed ventilation or draughts are to be avoided in order to ensure the efficient functioning of the refrigerating unit e The surrounding temperature may not exceed 25 C the relative humidity may not exceed 60 over a long period of time e All displayed goods must have a core temperature from 5 or below when they are loaded into the cabinet e Due to risk of injury sharp objects are not to be stored loosely in the refrigerating unit e Any glass parts are to be treated with the necessary care in order to avoid injuries resulting from broken glass e Components and operating equipment may only be replaced by original parts
22. devices which have not been installed properly and are not in working condition e Disregard of the instructions in the operating manual concerning transportation storage and installation e Unauthorized mechanical or electrical changes to the unit e Insufficient maintenance of wear and tear parts e Unauthorized repair e Extreme environmental exposure fire explosions e g e Forces of nature or force majeure risk Also excluded from the liabilities are e Breakage of glass breakage of plastic components cartrige seal or illuminating parts e All damages which could be arise by wrong setting the control unit from unqualified people e Damage or malfunctions based on a wrong assembling of the cooling unit after the cleaning of the unit WARRANTY CLAIMS CAN ONLY BE FORWARDED IF ALL INSTRUCTIONS ARE STRICTLY FOLLOWED 1 3 Symbols and notes This symbol points to important references for the proper use of the unit Not paying attention to these references can lead to a working disruption of the unit or to the environment This danger symbol means a potential or direct threat to the life and health of persons and or a possible dangerous situation Ignoring these references may result in dire consequences for your health and or can lead to property damages This symbol means Hot surface do not touch the surface Attention risk of burning The top of the shelves the glass and s s columns at the back of the unit may
23. h lukewarm soap water Always dry the interior after cleaning After cleaning lift the evaporator remove the lock and drop the evaporator back in its original position e Insert the inner tray position the air plenums with the hanging tracks and drop in the base decks or GN containers e Never clean the outside of the refrigerated well with a water hose or an abrasive sponge Avoid flowing water near these areas e All other surfaces can be cleaned with soft detergents or water Each self contained refrigeration unit requires periodic cleaning of the condenser unit The condenser coil looks like a radiator and is directly in front of the fan on operators side requires periodic cleaning A dirty condenser is the main cause of refrigeration overheating burnout and poor cooling levels Similar to the daily merchandise area cleaning it is necessary to remove the static dust build up from the condenser coils to ensure effective and trouble free operation 49 Condenser cleaning instructions Remove air grill louver in front of the condenser coil Remove the dust from the condenser coil this can be done with either a brush or a vacuum Be careful and don t bend the lamellas Replace the air grill panel Please assure that the air in and air out openings grille for ventilation are never blocked ATTENTION THE LAMELLAS OF THE CONDENSER COIL ARE VERY THIN AND SHARP AVOID DIRECT CONTACT TO PREVENT INJURIES USER MANUAL
24. he Parameter H12 correction of the probe F1 must be controlled and if necessary changed to the new conditions of the location see also CALIBRATION SENSOR on page 60 They should only be adjusted by a qualified service engineer All fans are speed controlled by the programmable refrigeration controller STORK ST501 see also the referring programming instruction Some units are customized and delivered as requested without refrigeration controller prepared for external thermostats Power supply The refrigerated unit is provided with a 2 m long 3 wire power cord with plug and it may only be connected to a power socket with a nominal voltage 230 V single phase 50 cycles The metal construction of the unis requires the use of a power socket with safety grounding at all times The electrical power supply is to be secured with a 16 ampere circuit breaker ELECTRIC INSTALLATION HAS TO TAKE PLACE VIA A NOMINATED SPECIALIST THE INSTALLATION MUST COMPLY WITH THE LOCAL ELECTRICAL HEALTH AND SAFETY REGULATIONS THE CONNECTION TO ANOTHER VOLTAGE OR FREQUENCY IS NOT PERMITTED THE INSTALLATION OF REMOTE REFRIGERATED UNITS HAS TO TAKE PLACE VIA A NOMINATED REFRIGERATION SPECIALIST Installation and Start up instructions for authorized refrigeration companies and qualified service personnel Information regarding refrigeration connection All units are equiped with a coated evaporator coil Expansion valves or capillary tubes are
25. lue correction and weighting factor must be defined in the following parameters This corrects actual value deviations in special applications refrigerated shelves or similar due to unfavourable sensor location L Display in standby mode In this parameter you can define what is to be displayed in standby Z O lt gt a O LL lt lt O Z ES O LL 65 Ks EES ne BIT Schematic circuit diagram Wiring diagram Refrigerated AIR PANS self contained all models Control unit ST501 KU3KAR 112 Legende L D T l COOLING UNIT i pea z MI Compressor lan HHH HDH D a APEM aD aZ aD NHE md M2 Blower Condensor n ae K gt M3 Blower Evaporator 7 5 Blower Speedcontrol T Lb z vE l Z Sensor Room COLD br bl fie uns rd z Sensor Evaporator aa 2 Lighting made by customer KAAI M3 Power supply electrical Fr 5 AM Elect condensate 230V 1ph 50Hz condensate _ LU evaporation pan optional po optional external X Solenoid valve made by i customer l i Wiring diagram Refrigerated AIR PANS remote refrigerated all models Control unit ST501 KU3KAR 112 SSE T e u Bers SIII NHPEHUHENHEEHLLHINHREH S T a E TE K M1 Compressor Meal TSL M2 Blower Condensor 1 pa M3 Blower Evaporator 1 1 Blower Speedcontrol im C Sensor Room COLD br bl amp Sens
26. m doors air conditioned vents and other air Sources or excessive heat from windows sun flood lamps and other heat sources CORRECT INSTALLATION IS NECESSARY FOR A TROUBLE FREE START UP OF THE REFRIGERATED UNIT EVERY INSTALLATION MUST CONFORM TO THE LOCAL ELECTRIC SAFETY AND HYGIENE REGULATIONS Preparation The air pans are easy to install with a minimum of tools All counter work needs to meet the technical specification in terms of weight cut out and support All drop in units require installation level with the counter and we recommend to protect the counter surface at the time of installation to prevent for possible damages At the time of installation please remove all internal base trays as well as glass shelves to prevent damage and to gain access to the cooling well Please ensure the counter and the countertop are perfectly level before installing the cabinet The drain should be at the lowest point of the well Please test that the water can drain freely If not expressed in the description all refrigerated units should have a connection to an external drain or at least a manual condensate tray optional or an electrical condensate evaporation pan optional Each electrical installation work is only to be carried out by nominated specialists Ensure that needed tools and technical staff is available for the installation Power supply The units may only be connected to a power socket with a nominal voltage 230 V single ph
27. nual refrigerated Air Pans indd Revision 11A Valid from October 2011 AKE reserves the right to change specifications and construction as part of ongoing product improvement 38 Contents PART A USER MANUAL sek sk b sk esk wd 0 01e w N gt a O 8 1 6 3 6 4 6 5 6 6 10 11 a ee Introduction Welcome Warranty and liabilities Symbols and notes Fundamental safty notes Ongoing development Validity Purpuse of use Proper use of the unit Improper use of the unit Safety notes Fundamental operating notes Start up Switching on the appliance Setting the temperature Automatic defrosting Manual defrosting Lighting external Loading restriction Operating description Cleaning and care General recommendations Detergents Special cleaning hints Trouble shooting Dangers Electrical energy 11 2 Risk of injury PART B TECHNICAL INFORMATION Installation and start up instructions help and advice Installation and start up instructions for authorized installers Maintenance and servicing Spare parts Programmable digital refrigeration controller Schematic circuit diagram Declaration of conformity Personal notices 45 47 48 48 48 49 91 53 53 53 54 61 61 63 66 67 68 P gt gt se USER MANUAL 39 lt Z lt am LL u 1 Introduction 1 1 Welcome With the purchase of this new refrigerating equipment you have decided
28. on a product that combines the highest technical demands with practical service comfort We recommend that you read these operating and maintenance instructions carefully in order to become familiar with the product quickly e Before you start the refrigerated air pan please read the regards and instructions in this manual e Take your time to read the user manual it is worth your investment The indicated instructions here general and tech nical will help you to keep your device in an optimal operating condition for a long time e Unfortunately a manual can not consider all eventualities Do not hesitate in case of ambiguity by the installation during the operating or by the attendance to coll your dealer Often some questions can be cleared by a simple telephone call With the proper treatment you will enjoy this appliance for a long time Please keep these operating and maintenance instructions to consult in case any maintenance and repairs are needed 1 2 Warranty and liabilities Fundamentally our General terms of sale and delivery are valid These are known to the operator upon the signing of the contract at the latest Claims of warranty and liability for damage to persons and property are not possible if they result from one or several of the following causes e Improper use of the unit e Improper assembly start up operation amp maintenance of the unit e Operating the unit with defective safety devices or safety
29. on the surrounding temperature and humidity the interior temperature is not to be set too low as this could lead to icing on exposed areas of the cooling element This will interfere with the cooling performance and with the continuous defrosting which has been set by your specialized dealer for a certain interval 6 4 Automatic defrosting Automatic defrosting takes place via the electronic thermostat and is fully automatically controlled The defrosting process takes maximum 30 minutes Defrost cycles are pre programmed and starts every 3 hours self serve displays or 2 hours displays for assited service Cooling mode starts automatically after the end of defrost mode 6 5 Manual defrosting Defrosting can be started any time by pressing the UP button 1 for 3 seconds During the process of defrosting the respective LED is illuminated The LED flashes if defrosting is requested but may not be started yet due to interlock conditions 6 6 Lighting External lighting e g for sneeze guards can be connected to the control unit and is then switched ON OFF by pressing the LIGHT button 3 on the controller display 7 Loading restriction The refrigerated air pans model UKW are equipped with base decks which are adjustable in height and angle Additionally you can use different Gastronorm containers Therefore choices of divisional bars are available Full size Gastronorm containers GN 1 1 can be placed directly on the adjustable b
30. or Evaporator Lighting made by customer W 8 AM Elect condensate M3 rn condensate rea evaporation pan optional optional hanced a customer X Solenoid valve made by ional 66 Declaration of conformity C E DECLARATION of CONFORMITY Confirming the EC directives 2006 95 EG and 2004 108 EG Company Ausseer K lte und Edelstahltechnik GmbH A 8984 Kainisch Pichl 66 We herewith declare under our sole responsibility that the AKE product REFRIGERATED AIR PANS types designated as UKW Gastronorm UKW XL UKW Euronorm BAKERY BAKERY H PRALINE H DIFFERENZAL M1 FOODSTATION KUHLLADE which is covered by this declaration meets all safety and healthy provision of the EC directives 2006 95 EG Low voltage directive and 2004 108 EG Electromagnetic compatibility EMC directive These directives represent legal binding laws of the European Union for electrical equipments To meet all safety and sanitation EC directives we fully comply with all applicable requirements of the following international and national standards EN 378 1 EN61000 4 3 EN60529 EN 378 2 EN61000 4 4 EN60598 1 ENIZ263 EN61000 4 5 EN60598 2 1 EN12284 EN61000 4 6 EN60730 1 EN 50081 1 EN61000 4 1 1 EN60730 2 1 EN55014 1 EN61000 6 1 EN60730 2 9 EN55014 1 A1 EN6 1000 6 3 EN60947 EN55014 2 EN61058 1 EN60950 1 ENS5015 EN61058 1 A1 EN61000 3 2 EN55022 EN61347 1 EN61000 3 3 EN60204 1 EN6134 7 2 3 EN61000 3 11 EN
31. ound Z O lt gt T O LL Z lt O Z L O LL kK 63 P w a TECHNICAL INFORMATION 64 Programmable digital refrigeration controller Overview of the software features These controllers are factory set for optimum performance If changes are required they should only be adjusted m 3 Sek by a qualified service engineer Access to USER level requires a password this is shown in the enclosed programming instructions PA Te U5 ST IU RJ LS m Password Display and setting the setpoint temperature The standard display indicates the temperature of the cold store actual temperature value Press SET button to switch over the display to the required cold store temperature setpoint temperature The setpoint temperature can only be changed by pressing buttons SET and UP or SET and DOWN at the same time While pressing the buttons the changing setpointtemperature is displayed After changing the setpoint tem perature and releasing thebuttons the actual temperature is displayed again This is the standard setting method Please note that the setpoint can only be changed within the setpoint limits Access to User setting To activate parameterisation mode press buttons UP and DOWN at the same time After approx 3 seconds the code word Adr will be displayed Press UP or DOWN to switch between code words FA Adr USr
32. pumps the refrigerant through the cooling system B FAN The condenser fan draws fresh air in from the room and passes it through the compressor expels the hot air out of the condenser C CONDENSER The condenser coil is referred to as heat exchanger and cools the returning hot refrigerant Z O lt a O LL Z d lt Q Z T O LL Ke DON T ALLOW WARM AIR RETOURNING TO THE ROOM TO RE CIRCULATE AND REMIX WITH COOLER AIR COMING IN FROM THE ROOM PART All self contained units come with a moveable s s compressor housing This offers the possibility to locate the condenser B face near the air grill air in of the counter to avoid cirulation Air grill of the counter facing is less than 5 mm Air grill of the counter facing is more than 5 mm away from the condenser coil away from the condenser coil Air grill for cold CL Air grill for Air grill for cold incoming air pet P ea incoming air eof s L Z I LR by H U l al har l k Hin l Pog o lga wi al Ea CORRE ne Face of the between condenser condenser A I m Small gap between condenser Ps er housing and counter condenser coil OAN facing Avoid wide gap Face of the housing ana m f a Close this gap counter facing enable a with wood or Close the ga Air grill Hoye other air tight on all four sides 7 ll material with self adhesive 7 b Pullthe Counter a NNN sealing tape Counter K if condenser unit facing L ih facing
33. rackets smaller containers require additional divisional bars different possibilities see figure on page 47 The maximum height of the usable GN containers is up to 150 mm This offers you a wide range of ways to display your merchandise Beverages base decks and Gastronorm containers can be places side by side in one refrigerated unit at same time LOADING HEIGHT The lower edge of the air ducts is the maximum borderline for filling FUNCTIONALITY CAN ONLY BE GUARANTEED IF THE DISCHARGE AND RETURN AIR VENTS ARE KEPT CLEAR AND THE CHILLED AIR CURTAIN IS NOT IMPAIRED UKW models are designed for refrigeration and presentation of goods inside the well the models BAKERY and BAKERY H are designed to present goods on flat base decks flush with the counter top P gt se USER MANUAL 45 Evaporator to lift up BAKERY for flat presentation flush mounted on same level like the counter top Can be equipped with material of the counter top stone or Corian Suitable for low goods Loading height 50mm Evaporator to lift up BAKERY H offers same features like BAKERY with raised air tower it is suitable for presenting larger pro ducts USER MANUAL U gt JJ A Loading height
34. se tests must be given to the owner Information regarding water and drain connection There are different ways to dispose condensate Refrigerated Air Pans self contained or remote refrigerated In general we recomment to connect all refrigerated air pans to a local floor drain lf this is not possible you can add external condensate pans either electric evaporation pans or pans to empty manually All these units are equipped with siphons traps so plumb connections or connections to external condensate evaporation pans must be made in compliance with all Federal State and Local plumbing Codes and Ordinances Ensure that condensate and wastewater can not reflux into the refrigerated well ALL DRAIN PLUMBING INSTALLATIONS MUST BE PERFORMED BY A QUALIFIED PLUMBER IN COMPLIANCE WITH DIN 1988 FOR WATER AND DIN 1986 FOR WASTEWATER Z O lt gt T O LL Z lt O Z L O LL Installation and Start up instructions for authorized refrigeration companies and qualified service personnel Prevention of the most common error Correct ventilation of the condensing unit of self contained display cases is very important for the correct and efficient functioning of the display case The condenser has to transfer the heat of the refrigerant energy of the products and the electrical heat of the compressor to the surrounding air in the room in order for the cooling process to work A COMPRESSOR The compressor
35. sonnel or other cooling components Refrigerant level low Call authorized service personnel Defrosting does not start Start manual defrosting Defrost cycle is not suitable Call authorized service personnel ne Leave adequate free space for the refrigerated air Inadequate ventilation inside the cabinet FR The evaporator iced to circulate within the cabinet up Ambient temperature above 25 C and Adjust store air conditioning to maintain required relative humidity above 55 ambient conditions inside the room Fans not operating Call authorized service personnel The cabinet does not operate USER MANUAL PART A 51 U gt Bu USER MANUAL A 52 Status display and error notification Pe Data loss at parameter memory Send the controller for repair Should the options listed not be the cause of the error please contact customer service E H THE MANUFACTURER IS NOT LIABLE FOR LOSS OF GOODS EVEN IF THE APPLIANCE IS STILL COVERED BY WARRANTY IT IS RECOMMENDED THAT THE TEMPERATURE OF THE APPLIANCE BE CHECKED PERIODICALLY 11 Dangers 11 1 Electrical energy Switch off the appliance immediately when there are interruptions in the electrical power supply Any work carried out on the electrical units or utilities may only be carried out in accordance with electrical regulations by an electrician specialist or by those being instructed and supervised by an electrician specialist
36. sponsible company for the display case Spare parts could also be ordered from specialized dealers in close vicinity to you e Name plates are on every of our products They are mounted sidewise of the produkt or directly in the installation hou sing or compressor housing Please give this information of the name plate to your specialized dealer e Very important is the date of manufacturing and the classification e An exact specification of the refrigerated unit see the name plate is important for a short transaction for spare parts Evaporator coil H 120 x D300 mm UKW 1 1 models Evaporator coil H 120 x D 300 mm UKW 2 1 and FS 2 1 models Evaporator coil H 120 x D300 mm Evaporator coil H 120 x D 300 mm Evaporator coil H 120 x D 300 mm Evaporator coil H 120 x D 300 mm Evaporator coil H 120 x D 300 mm Evaporator coil H 120 x D 300 mm Evaporator coil H 120 x D 300 mm Evaporator coil H 120 x D 300 mm EURO BAKERY 4 and DIF models Evaporator coil H 120 x D 300 mm Evaporator coil H 120 x D 240 mm Evaporator coil H 120 x D 240 mm Evaporator coil H 120 x D 150 mm Evaporator coil H 120 x D 150 mm Evaporator coil H 120 x D 150 mm Evaporator coil H 120 x D 150 mm Evaporator coils valid from 2009 393 099 393 100 393 101 393 102 393 103 393 104 393 109 393 110 393 111 3939 112 393 113 393 115 393 116 393 140 393 141 393 142 393 143 Z O lt gt LL O LL lt lt
37. t to slide into the counter Feet adjustable in height Air circulation Optimum air circulation for condensing unit Provide front and rear openings twice the surface area of the condenser for adequate air circulation Standard Airin on service side and air discharge on customer side On demand Ventilation on service side Air inlet and outlet on service side is only pos sible with our optional available base unit Choose the configuration that suits your servery layout best before your order Control unit Display detachable for instal lation in cladding gt Water resistant display Continuous regulation of air flow via fan speed Digital display fixed in cladding Evaporation Evaporation for self contained and remote refrigerated ref wells 1 Connect to floor drain Manual evaporation tray 2 Drain tray to empty manually optional extras 3 Electrical evaporation tray optional extras Protection of condenser Optional extra Air filter protects the coil againts dust greasy air damage and injuries Easy cleaning in a dish washer Removable filter for condenser Easy to clean Lift up evaporator allows easy access for cleaning and service tiltable front and cover glasses for cleaning Easy access for cleaning Rinse off with hand spray Installation and Start up instructions for authorized
38. the goods area through discharge air vents 3 The airflow takes place via an angled ventilation plate 4 By exactly determining the components very even air distribution is obtained Base decks adjustable in height Control unit box Display can mount up to 6 feet away from control box UKW 4 1 E Condensing unit moveable full size Gastronorm GN 1 1 ener bar Adapter bar 1 2 s 1 1 middle N J MET LOADING It is important to leave adequate free space for the refrigerated air to circulate over the goods Product should be kept clear of the shaded areas shown in the picture The air louvers at the front and rear of the cabinet must not be covered at all Place the adjustable base decks in correct height so that the refrigerated air curtain is never blocked by goods Ara i 4 PA 7 lift up Evaporator yr A ranite top N B A Ne i d 00606060 S ID ct T7 lt 2 lt am LU ep 5 Z O oO 90 BEEZ I ar OZ Base deck Brackets adjustable Brackets Detail A adjustable Detail A Air Curtain Maximum Loading highest position of brackets for pans T 2 lowest position of brackets for base decks 3 Base decks in the base pan above the coil 4 U gt Bu USER MANUAL A 48 9 Cleaning and care The following is advice on maintenance care trouble shooting and service for your refrigerated air pans The interior
39. tic defrosting operation will be performed dc Defrosting mode In this parameter you can define if defrosting is to be performed and if yes how it is to be performed You can choose among simple shut down of the compressor defrosting by electric heating or by hot gas Electric defrosting will always be performed after a compressor break defined in d9 Hot gas defrosting will always be performed directly after a refrigeration phase Additionally you can define via parameters di and d if the cold store temperature is to be lowered before defrosting dj Defrosting temperature A defrosting operation is complete as soon as the temperature set here is reached at the evaporator If the defrosting operation is not completed within the time set in a it will be stopped FH Fan speed in control mode Set1 Fan speed in normal control mode and active Set F9 Fan speed during defrosting Set1 Fan speed during defrosting and active Set H i Calibration of sensor F1 F4 actual value correction With this parameter it is possible to correct actual value deviations caused by sensor tolerances very long sensor cables or structural protections e g ex barriers for example The value defined here is added to the measured value HZ Actual value sensor F1 F4 The temperature value shown here is used for control It is calculated as follows Actual control value actual measured value weighting factor actual value correction Actual va
40. um presentation of the goods the entire technological equipment has to be checked and maintained regularly Service and maintenance troubleshooting e Prescribed adjustment service and inspection work is to be completed timely by the manager or if necessary by an authorized service technician e The operating personnel are to be informed before the beginning of the maintenance and service work e 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 reclosing e Check all screw connections for tight fitting e After finishing maintenance check all safety devices for proper functionality THE CONDENSER COIL MUST BE CLEAN ALL THE TIME REGULAR CLEANING A DIRTY CONDENSER IS THE MAIN CAUSE OF REFRIGERATION OVERHEATING BURNOUT COMPRESSO AND POOR COOLING LEVELS Maintenance and Service Following actions can be done by the operator e complete cleaning of the entire refrigerated well e checking the ventilator for functionality e checking the temperature of the cabinet and of the goods e checking and cleaning the drainage lines and drip water evaporation e cleaning the condensers on the cooling unit periodically Following actions can be done by the service technician e checking the thermostat setting e checking the amount of refrigerant e security check of the unit Spare Parts e For spare parts please contact the re
41. ure inside the cabinet depending on the conditions of the location Factory setting was done for 25 C room temperature According to different ambient conditions there are many influences to the installed refrigerated equipment With this parameter H12 it is possible to correct actual value deviations caused by sensor tolerances very long sensor cables or Surrounding conditions of the location Sample Sunshine heating sources or raised room temperature causes higher temperatures inside the cabinet than shown on the digital display Sample Conditioned rooms about 22 C causes lower temperatures inside the cabinet than shown on the digital display Which temperature is inside the cabinet Place some thermostats on the shelves and measure the actual temperature inside the cabinet Compare the measured temperature with the value shown on the digital display and adjust the Parameter H12 See programming instruction Sample Average temperature measured inside the cabinet is 7 C the digital display shows 4 C gt increase actual value correction by 3 Sample Average temperature measured inside the cabinet is 3 C the digital display shows 5 C gt decrease actual value correction by 2 ATTENTION Do not measure temperature during defrost mode air temperature will raise up but product temperature remains unaffected Service notes In order to guarantee efficient operation of the refrigerated air pan along with optim
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