Sanyo MDF-U2086S, Instruction Manual

Page 1: ...MDF U2086S MDF U3086S MDF U4086S MDF U5086W MDF U5186S Ultra Low Temperature Freezer INSTRUCTION MANUAL MDF U2086S ...

Page 2: ...re any inaccuracies SANYO Electric Biomedical Co Ltd All rights reserved Printed in Japan CONTENTS PRECAUTIONS FOR SAFE OPERATION P 2 CAUTIONS FOR USAGE P 6 INSTALLATION SITE P 7 PROPER OPERATION P 8 FREEZER CONPONENTS P 8 OPERATING INSTRUCTIONS P 12 OPTIONAL COMPONENT P 21 ATTENTION P 22 ENVIRONMENTAL CONDITION P 23 MAINTENANCE P 24 TROUBLE SHOOTING P 26 RECYCLE OF NICKEL CADMIUM BATTERY P 27 DIS...

Page 3: ...lt in a hazard to personnel possibly resulting in serious injury or death CAUTION Failure 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 symbol means an instruction must be followed Be sure to keep this manual in a place accessible to users of this unit...

Page 4: ... are present as current leakage or electric shock may result due to corrosion Make sure a dedicated power source is used as indicated on the rating label attached to the unit Make sure to remove dust from the power supply plug before inserting in a power source A dusty plug or improper insertion may cause a hazard Use a power supply outlet with ground earth to prevent electric shock If the power s...

Page 5: ...shock or fire If the unit is to be stored unused in an unsupervised area for an extended period ensure that children do not have access and that doors cannot be closed completely The disposal of the unit should be accomplished by appropriate personnel Always remove doors to prevent accidents such as suffocation Make sure to prepare a safety check sheet when you request any repair or maintenance fo...

Page 6: ...nding frozen contents or the inside walls with naked hands may cause frostbite Do not defrost inside walls using a knife or ice pick There are pipelines for cooling behind the walls Be careful not to damage the lines as this could cause a breakdown Also do not make a hole in the wall for installation of attachments Always hold the handle when closing the door This will reduce the likelihood of a t...

Page 7: ...and frost may accumulate outside the port surroundings 5 In case of high ambient temperature the cabinet front may heat up after the freezer first starts to operate However this does not denote a malfunction It is due to heater or hot gas piped around the unit frame to prevent frost and ice sticking around the cabinet 6 When the unit is first installed the warning device may no operate because its...

Page 8: ...r if it is possible we recommended to leave at least 10 cm of clearance behind the unit Power consumption will be less if the unit is not placed against the wall 7 Be sure to ground the unit Grounding the prevents electric shock which occurs when the electrical insulation of the unit becomes insufficient Be sure to ground the unit WARNING Make sure of use a plug with earth provision and to ground ...

Page 9: ...he door open 2 Install the shelves and close the doors 3 Connect the power cable to the power supply and turn on the power switch 4 Set the desire desired temperature Initial setting 86 5 Cool down to the desired temperature FREEZER COMPONENTS MDF U2086S 13 10 9 4 8 12 1 2 11 3 7 5 6 ...

Page 10: ...9 FREEZER COMPONENTS 2 4 12 3 1 13 7 11 5 6 11 MDF U3086S 8 9 10 MDF U4086S 2 12 1 13 7 5 6 8 9 4 3 10 ...

Page 11: ...10 FREEZER COMPONENTS 1 MDF U5186S MDF U5086W 2 3 5 6 7 9 12 10 8 4 2 1 3 12 10 8 13 7 11 11 5 6 13 9 4 Rear ...

Page 12: ...rature set key buzzer key and alarm lamp etc are installed on the panel 10 Setting spot for the sensors of temperature controller and recorder Both the sensor of temperature controller and that of automatic temperature recorder are set at this spot Be careful not to contact any refrigerated articles directly with the spot 11 Key Turn counterclockwise to 180 degree and the outside door can be secur...

Page 13: ...lled inside the The power supply switch is installed inside the grille switch cover MDF U5186S The power supply switch is installed inside the grille MDF U2086S U4086S U5086W Switch Box MDF U5186S Grille The power switch are Installed inside the grille MDF U3086S Grille The power switch are Installed inside the grille Note ON side OFF O side ...

Page 14: ...in the temperature display mode As for details see page 15 Key lock function 6 Figure shift key Pressing this key in the setting mode will cause the numerical value to shift ON OFF of key lock can be selected by pressing this key when in the key lock mode 7 Digital temperature indicator Temperature This indicator shows the present temperature or setting temperature 8 Filter check lamp FILTER This ...

Page 15: ...Setting temperature will be memorized and present temperature will be displayed Present temp erature display mode Although the value of the internal temperature setting can range from 20 o C to 95 o C the guaranteed temperature when there is no load is 86 o C when the ambient temperature is 30 o C Key lock function This unit has the key lock function of control panel shown in Table 2 below Table 2...

Page 16: ...y pressing this key 4 Entry key ENT When the desired temperature is reached press this key Operation will commence toward this new point 5 Alarm test key ALARM Check that the alarm lamp and the buzzer are functional when the deep freezer is operating well 6 Buzzer key BUZZER To stop the alarm from sounding press this key Should a further abnormality occur the buzzer will sound automatically 7 Alar...

Page 17: ...ature is reached press this key Operation commences toward this new point 5 Alarm test key ALARM Check that the alarm lamp and the buzzer functional when the freezer is operating well 6 Buzzer key BUZZER To stop the alarm from sounding press this key Should a further abnormality occur the buzzer will sound automatically 7 Alarm lamp ALARM and Buzzer They operate in the following cases a Break down...

Page 18: ... 1 Turn the power switch on The second digit of the temperature indicator is flash 2 During the unit is run Press PV SV key PV SV The second digit of the temperature indicator is flash The second digit will move Temperature setting mode SV mode 3 Set the desired temperature to 80 C with the digit shift key and the numeric value shift keys The figure of settable digit will increase 4 Press ENT key ...

Page 19: ...t our dealer or our office for installation of the remote alarm Contact capacity is 2A DC 30V 0 1mA DC 1V 3 MDF U4086S MDF U5086W The terminal of the remote alarm is installed at the rear upper of the frame Contact capacity is 2A DC 30V 0 1mA DC 1V a output normal open connectors are connected with N O side b output normal close connectors are connected with N C side BLUE BLUE BLACK RED WHITE SG T...

Page 20: ...of the mounted position Fig 2 3 Set a new chart in place on the rear bottom of the cartridge Set the hole on the chart in the cog of the chart driving assembly and feed the chart in the direction of the arrow by driving the cogwheel Fig 3 4 Set the chart according to the mark of day and time 5 When mounting lay down the cartridge first and push into the mounting position with the groove set at the...

Page 21: ...hut the cover after exchanging cells Mount the cartridge as before and lay down the pen holder Pen holder Install a recording pen in the recording hand as shown in the figure Make sure that the pen is completely inserted for accurate recording The pen in packed together with the chart 1 Let down the lever of the pen holder then pull out the cartridge from the mounted position 2 Pull out the used p...

Page 22: ...ack up 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 ...

Page 23: ... disassemble repair or modify the unit yourself Any such work carried out by an unauthorized person may result in fire or injury due to a malfunction Disconnect the power supply plug if there is something wrong with the unit Continued abnormal operation may cause electric shock or fire CAUTION Connect the unit to a power source as indicated on the rating label attached to the unit Use of any other...

Page 24: ...midity 80 for temperature up to 31o C decreasing linearly to 50 relative humidity at 40o C 5 Mains supply voltage fluctuations not to exceed 10 of the nominal voltage 6 Other supply voltage fluctuations as stated by the manufacturer 7 Transient over voltages according to Installation Categories Over voltage Categories II For mains supply the minimum and normal category is II 8 Pollution degree 2 i...

Page 25: ... be very careful if you stick your hand into this part of the unit Defrosting of inside wall Defrost the inside wall of the freezer as follows Normal defrosting Remove the frost by the enclosed scraper Take care not to damage the inside wall Thorough defrosting 1 Take out and transfer all the contents to another freezer or container which contains liquid CO2 liquid N2 or dry ice 2 Switch off the r...

Page 26: ...p is off CAUTION Never touch the condenser directly when the filter is removed for cleaning It may cause injury by heat This unit is provided with the filter check lamp This lamp lights when the condenser filter is clogged Clean the filter according to the following procedure As a clogged filter may cause poor cooling and compressor trouble clean it once a year 1 Turn the power switch OFF 2 Take o...

Page 27: ...is not stable 2 The freezer has not been leveled with the leveling feet 3 There is anything touching the frame 4 It is the first operation after shutdown High temperature loads this freezer and sometimes causes a noise Accordingly when the temperature lowered the noise ceases Alarm test key cannot actuate the power failure alarm 1 The battery has been discharged entirely In this case operate the f...

Page 28: ...temperature warning device The battery is located in the electrical box inside the cover Fig 1 2 Removal of nickel cadmium battery 1 Turn off the power switch and battery switch and disconnect the power supply plug 2 As shown in the Fig 2 remove 4 screws fixing the side cover by using a screw driver 3 Remove 4 screws fixing the electrical box cover by using a screw driver Fig 3 4 Disconnect the ba...

Page 29: ...ated in the control box behind the control panel 2 Removal of nickel cadmium battery 1 Turn off the power switch and battery switch and disconnect the power supply plug 2 As shown in the Fig 1 remove 2 screws on the right side fixing the grille by using a screw driver 3 Remove 4 screws fixing the control panel cover to take off the cover Fig 2 4 Remove 4 screws fixing the control panel and separat...

Page 30: ...with a nickel cadmium battery for the power failure and high temperature warning device The battery is located near the temperature control device behind the control panel Fig 1 2 Removal of nickel cadmium battery 1 Turn off the power switch and disconnect the power supply plug 2 As shown in the Fig 2 remove 4 screws fixing the control case cover by using a screw driver 3 Remove 2 screws for 2 cli...

Page 31: ...control box behind the control panel Fig 1 2 Removal of nickel cadmium battery 1 Turn off the power switch and battery switch and disconnect the power supply plug 2 Remove 2 screws A fixing the grille to take off the grille To remove the control panel assy remove 2 screws B and then remove 4 screws C fixing the assy Fig 2 3 Loosen 2 screws D and then remove 1 screws E to sliding off the control bo...

Page 32: ... be closed completely The disposal of the unit should be accomplished by appropriate personnel Always remove doors to prevent accidents such as suffocation When disposing of the freezer always destroy the hinges and locks to make sure the door cannot be closed completely Be especially careful not to dispose of the unit carelessly in locations where children may play ...

Page 33: ...r lamp filter alarm lamp only Remote alarm contact Battery For power failure alarm Nickel cadmium battery 6VDC 270mAh Shelf 3 shelves Caster 4 caster Accessories 1 set of key 2 rubber caps 1 scraper Weight 195 kg Note Design or specifications will be subject to change without notice The battery for power failure alarm is an article for consumption It is recommended that the battery will be replace...

Page 34: ...ter alarm lamp only Remote alarm contact Battery For power failure alarm Nickel cadmium battery 6VDC 270mAh Shelf 6 shelves Caster 4 casters Accessories 1 set of key 2 rubber caps 1 scraper 24 shelf retainers Weight 273 kg Note Design or specifications will be subject to change without notice The battery for power failure alarm is an article for consumption It is recommended that the battery will ...

Page 35: ...resistance PT 100Ω Alarm Buzzer lamp filter alarm lamp only Remote alarm contact Battery For power failure alarm Nickel cadmium battery 6VDC 270mAh Shelf 3 shelves Caster 4 casters Accessories 1 set of key 2 rubber caps 1 scraper Weight 286 kg Note Design or specifications will be subject to change without notice The battery for power failure alarm is an article for consumption It is recommended t...

Page 36: ... resistance PT 100Ω Alarm Buzzer lamp filter alarm lamp only Remote alarm contact Battery For power failure alarm Nickel cadmium battery 6VDC 270mAh Shelf 6 shelves Caster 4 casters Accessories 1 set of key 2 rubber caps 1 scraper Weight 353 kg Note Design or specifications will be subject to change without notice The battery for power failure alarm is an article for consumption It is recommended ...

Page 37: ...e PT 100Ω Alarm Buzzer lamp filter alarm lamp only Remote alarm contact Battery For power failure alarm Nickel cadmium battery 6VDC 270mAh Shelf 3 shelves Caster 4 casters Accessories 1 set of key 2 rubber caps 1 scraper 24 shelf retainers Weight 287 kg Note Design or specifications will be subject to change without notice The battery for power failure alarm is an article for consumption It is rec...

Page 38: ...7FB6P10139300 01 Oct 2004 Recycled paper SANYO Electric Biomedical Co Ltd 10 15 Hongo 3 Chome Bunkyoku Tokyo 113 8434 Japan Printed in Japan ...