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MDF-U74V

MDF-U74VC

MDF-U54V

MDF-U54VC

Ultra-Low Temperature Freezer

INSTRUCTION MANUAL

MDF-U74V

Summary of Contents for MDF-U54V

Page 1: ... 46 MDF U74V MDF U74VC MDF U54V MDF U54VC Ultra Low Temperature Freezer INSTRUCTION MANUAL MDF U74V ...

Page 2: ...CHANGE OF COMPRESSOR DELAY TIME P 19 CHANGE OF DOOR ALARM DELAY TIME P 20 ALARMS SAFETY FUNCTIONS P 21 ROUTINE MAINTENANCE Cleaning of cabinet P 22 Cleaning of condenser filter P 22 Defrosting of inside wall P 23 TROUBLESHOOTING P 24 REPLACEMENT OF BATTERY P 25 DISPOSAL OF UNIT P 26 Recycle of battery P 26 TEMPERATURE RECORDER OPTION P 31 BACK UP SYSTEM OPTION P 32 INNER DOOR OPTION P 33 DRAWER OP...

Page 3: ...manual will be subjected to change without notice due to the improvement of performance or functions Ŷ Contact Sanyo sales representative or agent if any page of the manual is lost or page order is incorrect Ŷ Contact Sanyo sales representative or agent if any point in this manual is unclear or if there are any inaccuracies Ŷ No part of this manual may be reproduced in any form without the express...

Page 4: ...ruction must be followed Be sure to keep this manual in a place accessible to users of this unit Some warning and or caution labels are attached on the unit Following shows the description of such labels This label is on the cover in which the electrical components of high voltage are enclosed to prevent the electric shock The cover should be removed by a qualified engineer or a service personnel ...

Page 5: ... power supply outlet is not grounded it will be necessary to install a ground by qualified engineers Never ground the unit through a gas pipe water main telephone line or lightning rod Such grounding may cause electric shock in the case of an incomplete circuit Connect the unit to a power source as indicated on the rating label attached to the unit Use of any other voltage or frequency other than ...

Page 6: ...lfunction Disconnect the power supply plug if there is something wrong with the unit Continued abnormal operation may cause electric shock or fire When removing the plug from the power supply outlet grip the power supply plug not the cord Pulling the cord may result in electric shock or fire by short circuit Disconnect the power supply plug before moving the unit Take care not to damage the power ...

Page 7: ...may cause a heat or ignition Never store corrosive substances such as acid or alkali in this unit if the container cannot be sealed These may cause corrosion of inner components or electric parts Check the setting when starting up of operation after power failure or turning off of power switch The stored items may be damaged due to the change of setting Be careful not to tip over the unit during m...

Page 8: ...humidity 80 for temperature up to 31o C decreasing linearly to 50 relative humidity at 40o C Ŷ Mains supply voltage fluctuations not to exceed 㫧10 of the nominal voltage Ŷ Other supply voltage fluctuations as stated by the manufacturer Ŷ Transient overvoltages according to Installation Categories Overvoltage Categories II For mains supply the minimum and normal category is II Ŷ Pollution degree 2 ...

Page 9: ... 54 8 FREEZER COMPONENTS 11 inside 7 inside 16 17 15 14 Rear side 1 2 3 6 8 12 7 4 9 10 13 5 Power cord 16 17 15 ...

Page 10: ...the front 2 casters cannot contact with the floor 10 Leveling foot The height of the freezer can be adjusted by this screw type foot Keep the unit in level at the installation 11 Condenser filter behind the grille This filter prevents the dust from accumulating on the condenser The dusty filter may cause failure of refrigerating device Clean the filter once a month See page 22 Routine maintenance ...

Page 11: ...time and door alarm delay time Refer to page 14 15 16 19 and 20 for details respectively 8 Digit shift key Pressing this key in the setting mode causes the changeable digit to shift Key lock is available by pressing this key for more than 5 seconds in the temperature display mode Refer to page 14 for details 9 Set key SET Temperature setting mode is led by pressing this key and the changeable digi...

Page 12: ... may cause vibration or noise WARNING Install the unit on a sturdy floor If the floor is not strong enough or the installation site is not adequate this may result in injury from the unit falling or tipping over Select a level and sturdy floor for installation This precaution will prevent the unit from tipping Improper installation may result in water spillage or injury from the unit tipping over ...

Page 13: ...contact them to the floor Ensure the unit is level Fig 1 3 Fixing the unit Two fixtures are attached to the rear of the frame Fix the frame to the wall with these fixtures and rope or chain Fig 2 4 Ground earth Except for USA and CANADA The ground earth is for preventing the electric shock in the case of the electrical insulation is somehow degraded Always ground the unit at the time of installati...

Page 14: ...ed E09 is displayed on the digital temperature indicator if the battery switch is OFF Make sure to turn on the battery switch 8 After confirming the above you can put articles into the freezer chamber in a small batch to prevent the temperature rise 9 An alarm function is to work normally or push and confirm an alarm test key the condition that a battery switch is on It is normal if alarm lamp bli...

Page 15: ...passed without any key operation Although the value of the chamber temperature setting can range from 50o C to 90o C the guaranteed temperature when there is no load is 86o C when the ambient temperature is 30o C KEY LOCK FUNCTION This unit is provided with the key lock function When the key lock is ON change of temperature setting through the key pad is not available The key lock is set in OFF at...

Page 16: ...ure to 1 The first digit is flashed 4 Press set key SET The first digit is flashed When pressed the figure of settable digit changes 5 Scroll the figure to 005 by using digit shift key and numerical value shift key When pressed the changeable digit moves 6 Press set key SET Alarm temperature is memorized and the current chamber temperature is displayed Table 4 Procedure for setting low temperature...

Page 17: ...y and numerical value shift key When pressed the figure of settable digit changes 4 Press set key SET The current resume time is displayed The second digit is flashed 5 Set the figure to 020 with the numerical value shift key When pressed the figure of settable digit changes 6 Press set key SET The setting is memorized and the current chamber temperature is displayed The settable alarm resume time...

Page 18: ...e alarm is outputted from this terminal Contact capacity is DC 30 V 2 A Contact output between COM and N O between COM and N C At normal Open Close At abnormal Close Open Note The alarm is actuated when the power cord is disconnected from the outlet or the power switch is OFF REMOTE ALARM N C COM N O MAX DC30V 2A ...

Page 19: ...ATUS lamp lights 2 is displayed Abnormal heat at power supply outlet or degrade of starting performance of refrigerating circuit Use dedicated power source Notice of overload condition When the running rate of refrigerating Circuit is higher than usual STATUS lamp lights 3 is displayed Decrease of cooling performance or durability of refrigerating circuit 1 This is likely to happen when a large am...

Page 20: ...ed Indication after operation 1 The current chamber temperature is displayed 2 Press numerical value shift key for 5 seconds The first digit is flashed 3 Set the figure to F05 with the numerical value shift key When pressed the figure of settable digit changes 4 Press set key SET The current delay time is displayed The first digit is flashed 5 Set the figure to 004 with the numerical value shift k...

Page 21: ...e current chamber temperature is displayed 2 Press numerical value shift key for 5 seconds The first digit is flashed 3 Set the figure to F04 with the numerical value shift key When pressed the figure of settable digit changes 4 Press set key SET The current delay time is displayed The first digit is flashed 5 Set the figure to 003 with the numerical value shift key When pressed the figure of the ...

Page 22: ...t tone Remote alarm Unit keeps continuous running If the cascade sensor is disconnected Alarm lamp is flashed E03 and chamber temp are displayed alternately Intermittent tone Remote alarm If the cascade sensor is short circuited Alarm lamp is flashed E04 and chamber temp are displayed alternately Intermittent tone Remote alarm If the filter sensor is disconnected Alarm lamp is flashed E05 and cham...

Page 23: ...the cabinet or accessories with a dry cloth 㩵 Never pour water onto or into the unit Doing so can damage the electric insulation and cause failure 㩵 The compressor and other mechanical part are completely sealed This unit requires absolutely no lubrication Cleaning of condenser filter This unit is provided with the filter check lamp on the control panel Clean the condenser filter when this lamp li...

Page 24: ...f the back up system if applicable 2 Take out and transfer all the contents to another freezer or a container which is refrigerated by liquid carbon dioxide or dry ice 3 Turn off the power switch of the freezer 4 Open the outer door and inner door Remove the inner door by lifting up as shown in the figure 5 Leave the freezer as it is 6 The water accumulated on the bottom of the chamber should be w...

Page 25: ...nser filter is clogged Always clean the filter when the filter check lamp is lit 㩵 The door is not shut tightly 㩵 The inner door is not installed correctly 㩵 The set temperature in the controller is not set properly 㩵 The grille is blocked out 㩵 The filter is clogged 㩵 The freezer is in the direct sunlight 㩵 There is any heating source near the freezer 㩵 A rubber cap and insulation are not set cor...

Page 26: ...to prevent the electric shock Removal of nickel metal hydride battery 1 Turn off the power switch and disconnect the power supply plug 2 As shown in the Fig 2 remove 6 screws fixing the side cover with a screw driver and remove the side cover 3 Remove 5 screws fixing the electrical box cover with a screw driver Fig 3 4 Disconnect the battery connector and remove 2 screws fixing the battery mountin...

Page 27: ...The disposal of the unit should be accomplished by appropriate personnel Always remove doors to prevent accidents such as suffocation Recycle of battery The unit contains a rechargeable battery The battery is recyclable At the end of it s useful life check with you local solid officials option or proper disposal 䋪Label indication is obliged to comply with Taiwanese battery regulation ᑜ㔚ᳰ㩷 ᡴ㩷 ...

Page 28: ...dispose of them correctly at your local community waste collection recycling centre Please help us to conserve the environment we live in German Für EU Staaten Das Symbol und das erwähnte Wiederverwertungssystem gelten nur für die Länder der EU und nicht für andere Länder oder Gebiete in der Welt Die Produkte von SANYO werden aus hochwertigen Materialien und Komponenten gefertigt die sich wieder v...

Page 29: ... ou éliminées de manière inappropriée peuvent s avérer potentiellement dangereuses pour la santé humaine et pour l environnement Cependant ces matières sont nécessaires au bon fonctionnement de votre appareil ou de votre machine Pour cette raison il vous est demandé de ne pas vous débarrasser de votre appareil ou machine usagé avec vos ordures ménagères Spanish PARA USUARIOS DE LA UNION EUROPEA El...

Page 30: ...agem recolha de lixo local Por favor ajude nos a conservar o ambiente Italian PER UTENTI UE Il simbolo e i sistemi di riciclaggio descritti di seguito si applicano esclusivamente ai paesi dell UE Questo prodotto SANYO è stato progettato e realizzato con materiali e componenti di elevata qualità che possono essere riciclati e o riutilizzati Il simbolo di riciclaggio mostrato di seguito indica che i...

Page 31: ...n bij uw plaatselijk afvalinzameling recyclingcentrum in uw buurt Help ons het milieu waarin wij leven in stand te houden Swedish FÖR ANVÄNDARE INOM EU Den symbolmärkning och de återvinningssystem som beskrivs här nedan gäller länder inom EU och gäller inte länder i någon annan del av världen Din SANYO produkt har konstruerats och tillverkats med delar och material av hög kvalitet som kan återvinn...

Page 32: ...rder sensor from the guide pipe at the back side and pass the sensor to the chamber through the access port Fig 5 A rubber cap and insulation are removed 7 Attach the recorder sensor on the sensor cover with the enclosed clips Seal the access port with a silicon and replace the recorder sensor cover Fig 6 8 Remove the connector cover Connect the recorder connector at the end of the power cord with...

Page 33: ...p system CVK UB2 which is available as an optional component For the installation refer to the instruction manual enclosed with the system 1 Switch of back up system BACKUP When turning on the system the lamp is brightened This means that the system is ready To stop the operation of the system turn off this switch 2 Test switch TEST This switch is for checking the operation of back up system Press...

Page 34: ...manual Page 39 PERFORMANCE can cool down a cooling performance more than mention when the put an independent inner door MDF 7ID or MDF 5ID Cooling performance 82o C at the center of the chamber ambient temperature 30o C no load Set it up by more than 5㷄 to the lowest set temperature when the use in a long time IR 224U cannot be used when an independent inner door is set DRAWER OPTION There is a dr...

Page 35: ...setup of the TERMINATOR switch of the interface board MTR 480 Fig 3 4 Connect to the connector side the back side of the interface board of a communication cable RS 232C or RS 485 to use for the interface board MTR 480 Fig 5 is a connection example to use RS 232C Fig 4 and 5 5 Fix an interface board MTR 480 on the control panel with 4 screws Fig 6 㧖 When a data transmitting function to the persona...

Page 36: ...03 code from the fitting hole Fig 2 3 Connect to the connector side the back side of the LAN interface board of a connector cable to use for the LAN interface board MTR L03 Fig 4 is a connection example to use Fig 3 and Fig 4 5 Fix an LAN interface board MTR L03 on the control panel with 4 screws Note The connecting cable between the PC and MTR L03 terminal is not enclosed Provide a cross type cab...

Page 37: ... 220U IR 224U MDF U74V MDF U74VC NOTE㧦 Only inventory rack IR 220U can be applied when the independent inner door MDF 7ID or MDF 5ID is installed Shelf support Shelf stopper No 4 under second screw from the top There is a mark which hollowed at the shelf support front side No 3 under fifth screw from the top There is a mark which hollowed at the shelf support front side No 3 under second screw fro...

Page 38: ...Platinum resistance Pt 1000ǡ Alarm High temp alarm Low temp alarm Power failure alarm Door alarm Filter alarm Remote alarm contact Allowable contact capacity 30 VDC 2 A Battery Nickel metal hydride battery 6 VDC 1100 mAh Auto recharge 5HR AAC Accessories 1 set of key 1 scraper Weight 346 kg 351 kg Voltage booster None Built in Optional component Inventory rack IR 220U IR 224U Independent inner doo...

Page 39: ... resistance Pt 1000ǡ Alarm High temp alarm Low temp alarm Power failure alarm Door alarm Filter alarm Remote alarm contact Allowable contact capacity 30 VDC 2 A Battery Nickel metal hydride battery 6 VDC 1100 mAh Auto recharge 5HR AAC Accessories 1 set of key 1 scraper Weight 296 kg 301 kg Voltage booster None Built in Optional component Inventory rack IR 220U IR 224U Drawer MDF 50R Independent in...

Page 40: ...sure 2680 kPa Model MDF U54V MDF U54VC Cooling performance 86o C at the center of the chamber ambient temperature 30o C no load Temperature control range 50o C to 86o C ambient temperature 30o C no load Power source 220 V 50 Hz 220 V 60 Hz 230 V 50 Hz 240 V 50 Hz Rated power consumption 1020 W 1180 W 1070 W 1150 W Noise level 51 dB A background noise 20 dB Maximum pressure 2600 kPa Note The unit w...

Page 41: ...o contamination Decontaminated Contaminated Others 3 Instructions for safe repair maintenance of the unit a The unit is safe to work on b There is some danger see below Procedure to be adhered to in order to reduce safety risk indicated in b below Date Signature Address Division Telephone Product name Model Serial number Date of installation Ultra low temperature MDF Freezer Please decontaminate t...

Page 42: ...SANYO Electric Co Ltd Printed in Japan ...

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