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MDF-DU300H

 

Please  read  the  operating  instructions  carefully  before  using  this  product,  and  keep  the  operating 

instructions for future use. 

See page 43 for model number.

 

Operating Instructions

 

Ultra-Low Temperature Freezer 

Summary of Contents for MDF-DU300H

Page 1: ...H Please read the operating instructions carefully before using this product and keep the operating instructions for future use See page 43 for model number Operating Instructions Ultra Low Temperatur...

Page 2: ......

Page 3: ...S P 22 SELF DIAGNOSTIC FUNCTIONS P 23 ROUTINE MAINTENANCE P 24 Cleaning of exterior interior and accessories P 24 Cleaning of condenser filter P 24 Defrosting of inside wall P 25 CALIBRATION P 25 REPL...

Page 4: ...ating instructions are subject to change without notice for improvement of performance or function Contact our sales representative or agent if any page of the operating instructions is lost or the pa...

Page 5: ...lure to observe CAUTION signs could result in injury to personnel and damage to the unit and associated property Symbol shows This symbol means caution This symbol means an action is prohibited This s...

Page 6: ...nd 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 u...

Page 7: ...it Disconnect the power supply plug before moving the unit Take care not to damage the power supply cord A damaged cord may cause electric shock or fire Disconnect the power supply plug when the unit...

Page 8: ...insertion 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...

Page 9: ...ple damage Chamber temperature Interior Rise in temperature is prevented Personal injury Flammable and explosive product Interior This product contains flammable refrigerant Please follow the instruct...

Page 10: ...supply Applicable pollution degree of the intended environment POLUTION DEGREE 2 in most cases INTENDED USE AND PRECAUTIONS This equipment is designed for low temperature storage of human cells organ...

Page 11: ...9 FREEZER COMPONENTS Freezer unit 14 Rear side 17 10 Inside 1 2 8 9 3 4 5 11 12 14 6 6 7 13 POWER 16 15...

Page 12: ...eling feet by turning the screw bolts until 2 front casters are away from the floor 9 Caster 4 casters are provided to facilitate moving of the cabinet For the installation adjust the leveling feet so...

Page 13: ...the temperature display mode leads the setting mode for alarm temperature ringback of alarm buzzer and compressor delay time Refer to page 17 through page 20 for details respectively 6 Digit shift ke...

Page 14: ...n 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...

Page 15: ...losing the door if the casters contact with floor 3 Fixing the unit Fix the unit to the wall by using 2 fixtures Fig 2 and a rope or chain Note Contact our sales representative or agent if the unit sh...

Page 16: ...of the earth leakage breaker 6 Installing the shelves The shelves are packaged all together in the chamber Fix the shelves on the shelf stoppers securely before start up of the unit Incomplete instal...

Page 17: ...6 Turn on the switch of a backup cooling kit optional component if it is installed 7 Check that the alarm lamp blinks and the alarm buzzer sounds by pressing the alarm test key ALARM TEST E09 is disp...

Page 18: ...function In this case the setting is not accepted Although the value of the chamber temperature setting can range from 90 o C to 50 o C the guaranteed temperature with no load is 86 o C when the ambi...

Page 19: ...ting Set the desired high temperature alarm according to the condition of use Description of operation Key operated Indication after operation 1 The current chamber temperature is displayed 2 Press th...

Page 20: ...setting Set the desired low temperature alarm according to the condition of use Description of operation Key operated Indication after operation 1 The current chamber temperature is displayed 2 Press...

Page 21: ...minutes from 30 minutes Following shows a sample setting Set the desired ringback time according to the condition of use Description of operation Key operated Indication after operation 1 The current...

Page 22: ...etting factory setting 3 minutes Example Change the compressor delay time to 4 minutes from 3 minutes Following shows a sample setting Set the compressor delay time according to the condition of use D...

Page 23: ...bove in the case of power failure turning off the power switch disconnection of power supply cord from outlet The operation of remote alarm terminal is not conjunction with the alarm buzzer Accordingl...

Page 24: ...inking SAFETY FUNCTIONS This unit has the safety functions shown below Safety Situation Indication Buzzer Safety operation or Action Filter check When the condenser filter is clogged Filter check lamp...

Page 25: ...connected Alarm lamp blinks E05 and chamber temp is displayed alternately If the filter sensor is short circuited Alarm lamp blinks E06 and chamber temp is displayed alternately If the ambient tempera...

Page 26: ...th a dry cloth Important Never pour water onto or into the unit Doing so can damage the electric insulation and cause failure Always replace the accessories removed for the cleaning to keep the intend...

Page 27: ...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 and battery switch 4 Open the outer door and inner do...

Page 28: ...situation Important The used battery is a recyclable precious resource Do not dispose of the battery Always follow the procedure for recycling WARNING The replacement of the battery for power failure...

Page 29: ...ot set correctly Alarm test key cannot actuate the alarm The battery switch is not ON When only the alarm buzzer or only the alarm lamp is actuated by the alarm test key the unactuated part is out of...

Page 30: ...such as suffocation 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...

Page 31: ...ion und L nder mit Recyclingsystemen Dieses Symbol auf den Produkten der Verpackung und oder den Begleitdokumenten bedeutet dass gebrauchte elektrische und elektronische Produkte sowie Batterien nicht...

Page 32: ...ive au produit chimique concern Spanish Eliminaci n de Aparatos Viejos y de Pilas y Bater as Solamente para la Uni n Europea y pa ses con sistemas de reciclado Estos s mbolos en los productos su embal...

Page 33: ...Neste caso estar em conformidade com o estabelecido na Diretiva referente aos produtos qu micos em causa Italian Smaltimento di vecchie apparecchiature e batterie usate Solo per Unione Europea e Nazi...

Page 34: ...l Onderstaand 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...

Page 35: ...erature recorder also refer to an installation sheet enclosed with the temperature recorder Main specifications of temperature recorder MTR G85C MTR 85H Recording range Between 100 o C and 40 o C Betw...

Page 36: ...switch is used to turn the power ON and OFF 9 Pilot lamp A green light is seen through the recording chart when the power is ON This lamp will not turn ON when the temperature recorder is being power...

Page 37: ...as indicated by the arrows to open the head clamp at A and B 5 As shown in 2 in Fig 2 position the pen cartridge so that the guide pins fit into the guide holes on the pen arm 6 As shown in 3 in Fig...

Page 38: ...Replacing the recording chart 1 Turn off the power switch 2 Slightly raise the end of the pen lifter and remove from the pen lifter stopper Then rotate clockwise until the pen top is on the pen lifter...

Page 39: ...properly keeping the penholder with the left hand as shown in Fig 3 Improper setting will result in inaccurate temperature recording 4 To replace the cartridge to the recorder insert it horizontally f...

Page 40: ...the cog of the recording paper driving assembly and feed the recording paper in the direction of the arrow by driving the cog wheel as shown in Fig 3 4 Adjust the recording paper properly according t...

Page 41: ...w dry cell in the case with its minus pole positioned backward 5 Close the case cover 6 To replace the cartridge to the recorder insert it horizontally first with the slot of the cartridge on the proj...

Page 42: ...as a guard of the stored items Contact our sales representative or agent for the purchase of backup cooling kit Following shows the time to keep chamber temperature at 70 o C by using the optional ba...

Page 43: ...helf stopper Set the shelf stopper as shown in the figure below Contact our sales representative or agent for the purchase of inventory rack IR 216U or IR 312UN IR 220U or IR 312UN Shelf support Shelf...

Page 44: ...and tube type Refrigerant High stage side R 290 Low stage side R 170 Temperature controller Microcomputer control system Temperature display Digital display Thermal sensor Platinum resistance Pt 1000...

Page 45: ...load Power voltage AC 230 V 240 V Rated frequency 50 Hz Rated power consumption 405 W 435 W Noise level 52 dB A background noise 20 dB Maximum pressure 2 6 MPa The above data is measured based on our...

Page 46: ...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 Pr...

Page 47: ......

Page 48: ...ting Instructions Printed in Japan LDCL031600 2 S0418 20418 2018 04 19 1 1 1 Sakada Oizumi machi Ora gun Gunma 370 0596 Japan EU countries only PHC Corporation 2018 Nijverheidsweg 120 4879 AZ Etten Le...

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