Phcbi MDF-U74V Series, Operating Instructions Manual

Page 1: ...V Please read the operating instructions carefully before using this product and keep the operating instructions for future use See page 37 for model number Operating Instructions Ultra Low Temperature Freezer ...

Page 2: ...REMOTE ALARM TERMINAL P 19 MONITOR OF FREEZER STATUS P 20 ALARMS SAFETY FUNCTIONS P 21 TROUBLESHOOTING P 22 ROUTINE MAINTENANCE P 23 Cleaning of cabinet P 23 Cleaning of condenser filter P 23 Defrosting of inside wall P 24 DISPOSAL OF UNIT P 25 Recycle of battery P 25 Decontamination of unit P 25 DISPOSAL OF BATTERY P 30 TEMPERATURE RECORDER OPTION P 31 Setting of MTR G85C P 31 BACKUP COOLING KIT ...

Page 3: ...ice for improvement of performance or function Contact our sales representative or agent if any page of the operating instructions is lost or the page order is incorrect or if the instructions are unclear or inaccurate No part of the operating instructions may be reproduced in any form without the express written permission of PHC Corporation IMPORTANT NOTICE PHC Corporation guarantees this produc...

Page 4: ... Symbol shows This symbol means caution This symbol means an action is prohibited This symbol means an instruction must be followed Be sure to keep the operating instructions in a place accessible to users of this unit Label on the unit This mark is labeled 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 qu...

Page 5: ...ower 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 th...

Page 6: ...rom 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 cord A damaged cord may cause electric shock or fire Disconnect the power plug when the unit is not used for long periods Keeping the connection may cause electric shock c...

Page 7: ... 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 movement to prevent damage or injury Prepare a safety check sheet c...

Page 8: ...o 40o C Maximum relative humidity 80 for temperature up to 31o C decreasing linearly to 50 relative humidity at 40o C Mains supply voltage fluctuations up to 10 of the nominal voltage Transient overvoltages up to the levels of OVERVOLTAGE CATEGORY II Temporary OVERVOLTAGES occurring on the mains supply Applicable pollution degree of the intended environment POLUTION DEGREE 2 in most cases ...

Page 9: ...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: ...ing of the cabinet For the installation adjust the leveling feet so that the front two casters cannot contact with the floor 11 Condenser filter behind the grille This filter prevents the dust from accumulating on the condenser The dusty condenser filter may cause failure of refrigerating device Clean the condenser filter once a month See page 23 Routine maintenance for the cleaning 12 Space for t...

Page 11: ...me and door alarm delay time Refer to page 15 16 17 and 18 for details respectively 8 Digit shift key Pressing this key in the setting mode causes the changeable digit to shift Key lock mode is led by pressing this key for more than five 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 digit i...

Page 12: ... 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 A lo...

Page 13: ...tures and rope or chain Fig 2 4 Ground earth 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 installation WARNING Use a power supply outlet with ground earth to prevent electric shock If the power supply outlet is not grounded it is necessary to install a ground by qualified engineers Never gro...

Page 14: ... the freezer chamber in a small batch to prevent the temperature rise NOTE Do not put too many warm articles in the chamber The temperature rise may cause the damage to the articles in the chamber WARNING Fix the shelf supports and shelves securely Incomplete installation may cause injury or damage Operation after power failure The set value is memorized by nonvolatile memory Accordingly the freez...

Page 15: ...emperature when there is no load is 86o C when the ambient temperature is 30o C The temperature set mode returns to the temperature display mode automatically when 90 seconds has passed without any key operation 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: ...y using digit shift key and numerical value shift key When pressed the figure of settable digit changes When pressed the changeable digit is shifted 6 Press set key SET Alarm temperature is memorized and the current chamber temperature is displayed Note The alarm temperature is set at the factory 10o C lower than the set temperature The available range of alarm temperature is between 5o C and 20o ...

Page 17: ... flashed 3 Set the figure to F25 with the digit shift key and numerical value shift key The settable digit is shifted 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 Scroll 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 ...

Page 18: ...ion of operation Key operated 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 ...

Page 19: ...mber 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 first digit c...

Page 20: ...l Close Open Note The buzzer is silenced by pressing buzzer stop key BUZZER on the control panel during alarm condition A remote alarm is continuing the operation The buzzer will be activated again after certain suspension if the alarm condition is continued The alarm is actuated when the power supply plug is disconnected from the outlet or the power switch is OFF Use a twisted sealed wire for the...

Page 21: ...e voltage is less than approx 195 V when the rated voltage is between 220 V and 240 V Status monitor lamp STATUS 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 monitor lamp STATUS lights 3 is displ...

Page 22: ...cted 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 chamber temp are displayed alternately Intermittent tone Remote alarm If the filter sen...

Page 23: ...he condenser filter is clogged Always clean the condenser filter when the filter check lamp is lit The outer door is not shut tightly The inner door is not installed correctly The set temperature in the controller is not set properly The freezer is in the direct sunlight There is any heating source near the freezer A rubber cap and insulation are not set correctly on the access port You put too ma...

Page 24: ...y cloth Never pour water onto or into the unit Doing so can damage the electric insulation and cause failure The compressor and other mechanical part are completely sealed This unit requires absolutely no lubrication Remove the frost or ice on the chamber wall once a month Cleaning of condenser filter This unit is provided with the filter check lamp on the control panel Clean the condenser filter ...

Page 25: ...l 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 wiped up with a dry cloth 7 After cleaning the chamber and inn...

Page 26: ...ation Recycle of battery The unit contains a rechargeable battery The battery is recyclable At the end of its useful life check with your local solid officials option or proper disposal Label indication is obliged to comply with Japanese battery regulation Label indication is obliged to comply with Taiwanese battery regulation Decontamination of unit Before disposing a ultra low temperature freeze...

Page 27: ... und Länder mit Recyclingsystemen Dieses Symbol auf den Produkten der Verpackung und oder den Begleitdokumenten bedeutet dass gebrauchte elektrische und elektronische Produkte sowie Batterien nicht in den allgemeinen Hausmüll gegeben werden dürfen Bitte führen Sie alte Produkte und verbrauchte Batterien zur Behandlung Aufarbeitung bzw zum Recycling gemäß den gesetzlichen Bestimmungen den zuständig...

Page 28: ...ctive relative au produit chimique concerné Spanish Eliminación de Aparatos Viejos y de Pilas y Baterías Solamente para la Unión Europea y países con sistemas de reciclado Estos símbolos en los productos su embalaje o en los documentos que los acompañen significan que los productos eléctricos y electrónicos y pilas y baterías usadas no deben mezclarse con los residuos domésticos Para el adecuado t...

Page 29: ...ico Neste caso estará em conformidade com o estabelecido na Diretiva referente aos produtos químicos em causa Italian Smaltimento di vecchie apparecchiature e batterie usate Solo per Unione Europea e Nazioni con sistemi di raccolta e smaltimento Questi simboli sui prodotti sull imballaggio e o sulle documentazioni o manuali accompagnanti i prodotti indicano che i prodotti elettrici elettronici e l...

Page 30: ...nderstaand symbool Dit symbool kan in combinatie met een chemisch symbool gebruikt worden In dit geval volstaan de eisen die zijn vastgesteld in de richtlijnen van de desbetreffende chemische stof Swedish Avfallshantering av produkter och batterier Endast för Europeiska Unionen och länder med återvinningssystem Dessa symboler på produkter förpackningar och eller medföljande dokument betyder att fö...

Page 31: ...e electric shock Disposal 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 and switch 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 mo...

Page 32: ... sales representative or agent for the installation of a temperature recorder Setting of MTR G85C Loading the ink pen 1 Slightly raise the end of the pen lifter and remove from the pen lifter stopper Then rotate clockwise as shown in Fig 1 2 Remove the ink pen from the bag and remove its cap The cap can be conveniently kept on the cap holder located at the upper left corner Latch Key lock Pen arm ...

Page 33: ...e position which indicates the measured temperature Fig 3 Time setting Method Place the recording paper at a position slightly in front of the desired time the chart is rotated to the left Set the time by using the fast feed button to quickly rotate the chart The fast feed button can be used to accurately set the time When the recording paper speed is set to 32 days The center of the recording pap...

Page 34: ...witch of backup cooling kit BACKUP When turning on the backup cooling kit the backup standby lamp is brightened This means that the backup cooling kit is ready To stop the operation of the backup cooling kit turn off this switch 2 Test switch TEST This switch is for checking the operation of backup cooling kit Pressing this switch is resulted in the release of liquid carbon dioxide without backup ...

Page 35: ...y more than 5 o C to the lowest set temperature when the use in a long time An optional inventory rack IR 224U cannot be used when an small inner door is installed INTERFACE BOARD OPTION Installation of MTR 480 MTR L03 Contact our sales representative or agent for the attachment of a interface board Note When a data transmitting function to the personal computer is done an interface board MTR 480 ...

Page 36: ...tore the inventory racks securely Incomplete installation may cause injury or damage IR 220U IR 224U NOTE Only inventory rack IR 220U can be applied when the small inner door MDF 7ID 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 sh...

Page 37: ...Temperature controller Microcomputer control system Temperature display Digital display Thermal sensor Platinum resistance Pt 1000Ω Alarm High temp alarm Low temp alarm Power failure alarm Door alarm Filter alarm Remote alarm contact Allowable contact capacity DC 30 V 2 A Battery Nickel metal hydride battery DC 6 V 1100 mAh Auto recharge Accessories 1 set of key 1 scraper Weight 346 kg Optional co...

Page 38: ...ature 30o C no load Temperature control range 50o C to 86o C ambient temperature 30o C no load Rated voltage AC 220 V Rated frequency 60 Hz Amperage 5 7 A Rated power consumption 1240 W Noise level 51 dB A background noise 20 dB Maximum pressure 2680 kPa Note Maximum cooling performance The chamber temp can be reached at 86o C at ambient temp 30o C with noload ...

Page 39: ... unit Unit interior No contamination Decontaminated Contaminated Others 3 Instructions for safe repair maintenance disposal 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 ...

Page 40: ...iginal Operating Instructions Printed in Japan LDCL030800 0 S0418 0 2018 04 01 1 1 1 Sakada Oizumi machi Ora gun Gunma 370 0596 Japan PHC Corporation 2018 Nijverheidsweg 120 4879 AZ Etten Leur The Netherlands ...