Home
Sanyo MDF-U333 User's Manual
Contents
1. Be careful not to damage the container by a metal scraper at the time of defrosting 12 Defrost water vessel amp storage container The container can be used to collect the defrosted water when defrosting 13 Remote alarm terminal Used to notify an alarm condition of the unit to remote location See page 18 for details 14 Battery switch Switch for battery used for power failure alarm Always keep ON Turn the switch OFF when the unit is in no use for a long period more than 1 month 15 Power switch Switch for the freezer This switch also activates as an over current breaker 15 A ol REMOTEJALARM ON ZA BHEE L J N O OFF MAX DC30V 2A Back side FREEZER COMPONENTS lt MDF U537D gt 7 11 10 8 r TOP 1 JL TEMPERATURE C 9999 1 Alarm test key ALARM TEST Test key for alarm device By pressing this key the alarm lamp is flashed remote alarm is activated and buzzer sound This means all alarm function operate correctly 2 Buzzer stop key BUZZER To silence the audible alarm press this key The remote alarm is also silenced by pressing this key The buzzer cannot be stopped during remote alarm testing 3 Defrost key DEF By pressing this key for 5 seconds the refrigerating operation is stopped Pressing this key again after d
2. Hand over this form to the service engineer to keep for his and your safety Safety check sheet 1 Freezer contents LlYes LINo Risk of infection LlYes LINo Risk of toxicity OYes ONo Risk from radioactive sources OYes ONo List all potentially hazardous materials that have been stored in this unit Notes Contamination of the unit Unit interior No contamination Decontaminated Contaminated Others Instructions for safe repair maintenance of the unit a The unit is safe to work on OYes ONo b There is some danger see below OYes ONo 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 Biomedical Freezer MDF U333 U537 U537D Please decontaminate the unit yourself before calling the service engineer 28 SANYO MASA rs SANYO Electric Biomedical Co Ltd PREY 10 15 Hongo 3 Chome Recycled paper Bunkyoku Tokyo 113 8434 Japan Printed in Japan
3. shock may result due to corrosion Use a dedicated power source as indicated on the rating label attached to the unit 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 supply outlet is not grounded it will be necessary to install a ground by qualified engineers S 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 Do not insert metal objects such as a pin or a wire into any vent gap or any outlet for inner air circulation This may cause electric shock or injury by accidental contact with moving parts S Never store volatile or flammable substances in this unit This may cause explosion or fire O Never store corrosive substances in this unit This may lead to damage to the inner components or electric parts Use this unit in safe area when treating the poison harmful or radiate articles Improper use may cause bad effect on your health or environment e Disconnect the power supply to the unit prior to any repair or maintenance of the unit in order to prevent electric shock or injury Ensure you do not inhale or consume medication or aerosols from around the unit at the time of maintenance These may be harmful to your health 3 PRECAUTIONS
4. FOR SAFE OPERATION ZAWARNING S Never splash water directly onto the unit as this may cause electric shock or short circuit Never 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 e Disconnect the power supply plug if there is something wrong with the unit Continued abnormal operation may cause electric shock or fire 1 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 Remove doors to prevent accidents such as suffocation Prepare a safety check sheet when you request any repair or maintenance for the safety of service personnel ZNCAUTION 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 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 that on the rating label may cause fire or electric shock 1 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 Never damage or break the power supply pl
5. Failure to observe CAUTION signs could result in injury to personnel and damage to the unit and associated property Symbol shows JA this symbol means caution S 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 lt Label on the unit gt A 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 qualified engineer or a service personnel only PRECAUTIONS FOR SAFE OPERATION ZAWARNING S Do not use the unit outdoors Current leakage or electric shock may result if the unit is exposed to rain water Only qualified engineers or service personnel should install the unit The installation by unqualified personnel may cause electric shock or fire 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 Never install the unit in a humid place or a place where it is likely to be splashed by water Deterioration of the insulation may result which could cause current leakage or electric shock S Never install the unit in a flammable or volatile location This may cause explosion or fire S Never install the unit where acid or corrosive gases are present as current leakage or electric
6. digital indicator and alarm lamp Buzzer Remote alarm 1 set of key 1 scraper 1 set of key 1 scraper 4 card holders 14 card holders PAE 4 large baskets 6 large baskets for upper chamber W446 x D369 x H220 mm W290 x D536 x H136 mm 1 small basket 8 small baskets for lower chamber W487 x D221 x H155 mm W290 x D536 x H100 mm Internal dimensions W490 x D485 x H1290 mm W658 x D607 x H1272 mm Acc Weight 81 kg 131 kg 136 kg Battery For power failure alarm Nickel hydrogen battery DC 6V 1100mAh Automatic charge Automaiic temperature recorder MTR G85 Optional component Mounting kit for automatic temperature recorder MPR S7 MDF S740T Note Design or specifications will be subject to change without notice 26 PERFORMANCE MDF U333 Cooling performance 30 C ambient temperature 35 C no load Temperature control range 20 C to 30 C Rated voltage AC 110 V AC 115 V AC 220 V AC 220 to 240 V MDF U537 30 C ambient temperature 35 C no load 20 C to 30 C 42 dB A background noise 20 dB 1850 kPa MDF U537D Cooling performance 30 C ambient temperature 35 C no load Temperature control range 20 C to 30 C Rated voltage AC 110 V AC 115 V AC 220 V AC 220 to 240 V 42 dB A background noise 20 dB 2250 kPa Note The unit with CE mark complies with EC directives 89 336 EEC 93 68 EEC and 73 23 EEC 27 ZA CAUTION Please fill in this form before servicing
7. for 5 seconds if the BUZZER key is depressed during the power failure alarm At the same time the alarm stops 4 The remote alarm is silenced by pressing BUZZER key as the remote alarm is operated in conjunction with the buzzer except for the power failure alarm 5 After power failure the operation is resumed with the condition before power failure since the temperature setting and alarm temperature setting are memorized in a nonvolatile memory 22 SETTING OF ALARM RESUME TIME The alarm buzzer and remote alarm are silenced by pressing BUZZER key on the control panel during alarm condition The buzzer and remote alarm will be activated again after certain suspension if the alarm condition is continued The suspension time can be set by following the procedure shown in the Table 6 below The example in the table is based on the assumption that the desired duration is 20 minutes Note The duration is set in 30 minutes at the factory Table 6 Setting procedure for alarm resuming time change from 30 minutes to 20 minutes Description of operation Key operated Indication after operation re The current chamber temperature is IN I displayed 130 The first digit is flashed FOO 2 Press key for 5 seconds 2 3 gt gt Pressing the key shifts the digit which can be set Set the figure to F25 with the 3 bb key and A key nN When pressed the figure of settable FPG digit increases The current reset time is disp
8. nominal voltage 6 Other supply voltage fluctuations as stated by the manufacturer 7 Transient overvoltages according to Installation Categories Overvoltage Categories Il For mains supply the minimum and normal category is II 8 Pollution degree 2 in accordance with IEC 664 FREEZER COMPONENTS Fa 9 MDF U333 9 10 MDF U537 U537D FREEZER COMPONENTS 1 Door To open the door grip the handle 2 Handle Always grip the handle to open the door 3 Door latch To lock the door turn this latch downward A padlock is also available 4 Access port This is used for leading the measuring cable from the freezing chamber to the outside MDF U333 and MDF U537 has one port and MDF U537D has two 5 Lock By turning to 180 degree to counterclockwise with a key the door can be locked 6 Control panel To display the temperature setting and running condition See page 10 for details 7 Caster 4 casters are provided for easy movement Separate the front 2 casters from the floor by adjusting the leveling legs at the time of installation 8 Defrost mark When this is hidden by frost defrost the freezer Refer to page 23 for instructions 9 Leveling foot Serves to adjust the height and to settle the frame evenly 10 Space for temperature recorder An automatic temperature recorder optional part can be attached here See page 13 Temperature recorder 11 Storage container Made of styrol resin
9. scroll the figure When pressed the figure of settable a a In to 2 digit increases FU Press SET key SET The right digit is flashed EM Set the temperature to 05 with the gt gt Pressing the key shifts the digit which can be set key and A key x When pressed the figure of settable 05 gt gt a a digit increases U Alarm temperature is memorized and Press SET key SET the current chamber temperature is 130 displayed 21 ALARMS 8 SAFETY FUNCTIONS This unit has the alarms and safety functions shown in Table 5 and also self diagnostic functions Table 5 Alarms and safety functions Alarm amp Safety Situation Indication Buzzer Safety operation High temperature alarm If the chamber temperature is higher than the temperature at which the high temperature alarm is activated ALARM lamp is flashed Temperature indicator is flashed Intermittent tone with 15 minutes delay Remote alarm with 15 minutes delay Low temperature alarm If the chamber temperature is lower than the temperature at which the low temperature alarm is activated ALARM lamp is flashed Temperature indicator is flashed Intermittent tone with 15 minutes delay Remote alarm with 15 minutes delay Power failure alarm Auto return In the case of power failure When power switch is turned OFF When the power to the unit is disconnected When there is no key pressing in each setting
10. Fig 5 3 Install the recorder in the recorder space 4 Join the wire in the unit compartment with the recorder wire by each wire connector See Fig 6 5 Remove the wire grille on the back bottom of the freezer See Fig 7 6 Route the capillary tube of the recorder to the back of the freezer through the unit compartment 7 Remove 2 rubber caps outside and inside on the access port on the back of the freezer and also remove the insulation in the port 8 Pass the recorder sensor into the chamber through the access port Fig 8 9 After covering the recorder sensor with the cover provided fix the recorder sensor under the 3rd shelf by using 2 enclosed binders See Fig 9 10 Make a small cut on the rubber caps for capillary to pass 11 Replace the insulation into the access port and cover the port completely with the rubber caps Fig 6 Fig 7 g a on N Sensor J FITRI gt Ap a Fig 9 ae Access port o M HIA M ME OPTIONAL COMPONENTS Model MDF U537D The recorder is located on the top of the unit and on the left lower front of the freezer because the upper and lower chamber is controlled independently lt Attachment of MTR G85 on the top of the freezer gt 1 Attach the recorder to the mounting kit by following the procedure shown in the manual enclosed with the mounting kit 2 F
11. SANYO INSTRUCTION MANUAL MDF U333 MDF U537 MDF U537D BIOMEDICAL FREEZER eS SE R A SS SS i A A l MDF U537 U537D Note 1 No part of this manual may be reproduced in any form without the expressed written permission of SANYO 2 The contents of this manual are subject to change without notice 3 Please contact SANYO if any point in this manual is unclear or if there are any inaccuracies SANYO Electric Biomedical Co Ltd All rights reserved Printed in Japan CONTENTS PRECAUTIONS FOR SAFE OPERATION P 2 CAUTIONS FOR USAGE P26 ENVIRONMENTAL CONDITIONS ELF FREEZER COMPONENTS PO INSTALLATION P 11 OPTIONAL COMPONENTS P 13 REMOTE ALARM TERMINAL P 18 TEMPERATURE SETTING P 19 ALARM amp SAFETY FUNCTIONS P 22 SETTING OF ALARM RESUME TIME P 23 ROUTINE MAINTENANCE P 24 TROUBLESHOOTING P 25 DISPOSAL OF UNIT P 25 SPECIFICATIONS P 26 PERFORMANCE P 27 SAFETY CHECK SHEET P 28 PRECAUTIONS FOR SAFE OPERATION It is imperative that the user complies with this manual as it contains important safety advice Items and procedures are described so that you can use this unit correctly and safely If the precautions advised are followed this will prevent possible injury to the user and any other person Precautions are illustrated in the following way WARNING Failure to observe WARNING signs could result in a hazard to personnel possibly resulting in serious injury or death CAUTION
12. U537D only This lamp lights when the bottom compartment is selected INSTALLATION Installation site To operate this unit properly and to obtain maximum performance install the unit in a location with the following conditions 1 A location not subjected to direct sunlight Installation in a location subjected to direct sunlight may lead to inadequate cooling 2 Alocation with adequate ventilation Leave at least 10 cm around the unit for ventilation Poor ventilation will result in a reduction of the refrigeration capacity Avoid direct cool airflow to the heat discharger on the back of the unit by an air conditioning equipment The reduction of the refrigeration capacity will be resulted from the unbalance of heat discharge of refrigerating circuit MDF U333 3 A location away from heat generating sources Avoid installing the unit near heat emitting appliances such as gas ranges or stoves Heat can cause inefficient refrigeration 4 A location with a sturdy and level floor N 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 5 A location without flammable or corrosive gas N WARNING Never i
13. be cover on the back of the freezer 6 After covering the recorder sensor with the cover provided fix the recorder sensor under the 2nd shelf gt by using 2 enclosed binders See Fig 2 7 Make a small cut on the rubber caps for capillary to pass 8 Replace the insulation into the access port and cover the port completely with the rubber caps a Sensor 9 Remove the top cover of the freezer by unscrewing 6 screws Fig 3 10 Join the wire from the freezer and wire from the recorder by using the enclosed connecting wire See Fig 4 11 Pass the wire through the hole on the top cover and fix the top cover with screws Make sure the Il Fig 2 connector is under the top cover 11 Make a small cut on the rubber caps for wire to pass and replace the rubber cap on the top cover 12 Push in the wire into the recorder mounting kit to lt Front gt Recorder howe Top cover accommodate the connector in it o 2 O Fig 4 Fig 3 OPTIONAL COMPONENTS Model MDF U537 The recorder is located on the left lower front of the freezer 1 Attach the recorder to the mounting kit by following the procedure shown in the manual enclosed with the mounting kit 2 Remove the screw on the cover for the recorder space on the lower front of the freezer Open the cover and push the shaft on the both sides outward to remove the cover
14. d Such grounding may cause electric shock in the case of an incomplete circuit OPTIONAL COMPONENTS Temperature recorder ANWARNING Always disconnect the power supply to the unit prior to attachment of a temperature recorder in order to prevent electric shock or injury An automatic temperature recorders is available for the freezer as the optional component The type of the recorder is MTR G85 For the attachment the mounting kit is necessary Following shows the combination of recorder with the mounting kit Temperature recorder Mounting kit MTR G85 circular chart type MPR S7 for bottom mounting MDF S740T for top mounting In the case of top location MTR G85 MDF S740T BIOMEDICAL FREEZER Ar OPTIONAL COMPONENTS Model MDF U333 The recorder is located on the top of the freezer 1 Attach the recorder to the mounting kit by following the procedure shown in the manual enclosed with the n mounting kit 2 Fix the recorder on the top of the freezer by using 4 screws provided with the mounting kit 3 Remove 2 rubber caps outside and inside on the Access port access port on the back of the freezer and also N remove the insulation in the port 4 Pass the recorder sensor into the chamber through i the access port See Fig 1 Fig 1 5 Push the capillary tube of the recorder into the vertical capillary tu
15. d on the sturdy floor 2 The freezer is not leveled with the leveling feet 3 There is anything touching the frame 4 The freezer is in the status immediately after start up The unit sometimes causes a noise when the chamber temperature is high due to the large load The noise gets less and less accompanying with the cooling of the chamber DISPOSAL OF UNIT ANWARNING If the unit is to be stored unused in an unsupervised area for an extended period ensure that children do not have access and 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 This product has an electric battery Please recycle it for effective utilization of resources and protection of our environment Thank you for your cooperation Label indication is obliged to comply with Taiwanese battery regulation 25 SPECIFICATIONS Biomedical Freezer MDF U333 MDF U537 MDF U537D External dimensions W614 x D733 x H1620 mm W804 x D772 x H1802 mm W804 x D772 x H1802 mm W658 x D607 x H589 mm Upper chamber W658 x D607 x H603 mm Lower chamber Painted steel Outer door Painted steel Lock 4 1 on left side 1 on back side 2 on back side Hermetic type 350 W R 407D Electronics controller between 18 and 40 C Digital display between 50 and 50 C Thermistor sensor Temperature alarm Flash of
16. e of temperature setting Table 2 Procedure for key lock setting change from key lock OFF to key lock ON Description of operation Key operated Indication after operation 1 e The current chamber temperature is displayed The right digit is flashed 2 Press PP key for 5 seconds gt gt o 4 Press key and scroll the figure A When pressed the figure of settable to 1 A digit increases The key lock is set to ON 5 Press SET key SET The current chamber temperature is displayed Note The key lock only works with the chamber temperature setting and the DEF key In the MDF U537D the key lock function for both the top and bottom compartments together To release the key lock select LO when performing the key lock mode operation described above In the MDF U537D the key lock can be released in either the top compartment mode or the bottom compartment mode 20 TEMPERATURE SETTING This unit is provided with both high and low temperature alarms The temperature at which the alarm is activated may be changed The available set range for high temperature alarm is between 5 C and 15 C and 5 C and 15 C for low temperature alarm against the chamber temperature Note The temperature alarm is set at 10 C of the set temperature at the factory Mode High temperature alarm set Function See Table 5 on page 22 See Table 5 on page 22 Low temperature alarm set High t
17. e of the unit and all accessories If the unit is very dirty use a neutral detergent 3 After cleaning wipe away the cleaner completely with a cloth washed in clean water 4 Never pour water onto or into the unit Doing so can damage the electric insulation and cause failure The compressor and other mechanical parts are completely sealed This unit requires absolutely no lubrication Remove dust from the power supply plug periodically Defrosting Defrost the freezer whenever one of the defrost marks shown by 8 in the figure on page 8 is hidden by frost Use the scraper provided for removing the frost if the freezer operation must be continued Pay attention not to impact or damage the inner wall In the case of MDF U537D the top and bottom compartments can be defrosted independently Perform the following procedure after first using the compartment select key to select the compartment to be defrosted 1 When defrosting temporarily move all the contents of containers in the freezer to another low temperature freezer 2 Place the empty defrost storage container inside the freezer 3 Press DEF key for 5 seconds to stop the refrigerating operation While the refrigerating operation is stopped the current chamber temperature and dF is displayed on the control panel alternately 4 After a several hours check visually that all defrost was removed completely 5 Throw out the water that has accumulated in the defrost stora
18. efrosting leads resumption of the operation Note The refrigerating operation never resume automatically after defrosting 4 Set key SET Temperature setting mode is led by pressing this key Once the key is pressed the changeable digit is flashed Pressing this key again after setting desired temperature the setting is stored into computer memory If there is no key operation for 90 seconds during the temperature setting mode the temperature setting mode is invalid automatically See page 19 for the details 5 Digit shift key bb 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 20 for the key lock 6 Numerical value shift key 4 Pressing this key in the setting mode causes the numerical value to shift ON OFF of key lock can be selected by pressing this key in the key lock mode 7 Alarm lamp ALARM This lamp is flashed when the audible alarm is activated 8 Digital temperature indicator This indicator shows the present chamber temperature or set temperature 9 Compartment select key TOP BOTTOM MDF U537D only By pressing this key internal temperature display of top compartment or bottom compartment and each setting is selected 10 Top compartment lamp TOP MDF U537D only This lamp lights when the top compartment is selected 11 Bottom compartment lamp BOTTOM MDF
19. emperature alarm set for lower chamber of MDF U537D See Table 5 on page 22 Low temperature alarm set for lower chamber of MDF U537D See Table 5 on page 22 As an example Table 3 shows the procedure to set the high temperature alarm so that the alarm can activate when the chamber temperature is 5 C higher than the set temperature Table 4 shows the procedure to set the low temperature alarm so that the alarm can activate when the chamber temperature is 5 C lower than the set temperature AIRISINIE Soils ae au Fo Table 3 Procedure for setting high temperature alarm Description of operation Key operated Indication after operation The current chamber temperature is l displayed 30 2 Press 4 Key ioie Seconds The first digit is flashed FOO Press A key and scroll the figure When pressed the figure of settable Jos 223 2 FO digit increases Press SET key SET The right digit is flashed GO Set the temperature to 005 with the gt gt WEE AEGEE CaN VESEL pp Key and 2 Key a digit increases oos Alarm temperature is memorized and Press SET key SET the current chamber temperature is J0 displayed Table 4 Procedure for setting low temperature alarm Description of operation Key operated Indication after operation The current chamber temperature is displayed 30 pases a key for 5 seconds a The right digit is flashed Foo Press A key and
20. ge containers then wipe the inside of the freezer dry 6 Press DEF key so that the refrigerating operation can be started 7 Once the chamber temperature has dropped to the desired temperature place the original contents back in the freezer chamber Note After the defrosting the refrigerating operation is never resumed automatically Make sure to press DEF key to start the freezer operation after defrosting TROUBLE SHOOTING If the unit malfunctions check out the following before calling for service The chamber is not cooled at all 1 The circuit breaker of power source is active 2 The voltage is too low In this case call an electrician 3 The power switch is not ON 4 The large amount of articles load is stored in the chamber at one time 5 The freezer is in defrost condition The cooling is poor The ambient temperature is too high The door is not closed firmly The large amount of frost is built on the chamber wall The air intake vent is blocked The set temperature is not inputted properly The freezer is in the direct sunlight There is any heating source near the freezer A rubber cap and insulation for the access port are not set correctly You put too many unfrozen articles into the freezer compartment OO NOC RO DN When the unit does not accept changes of set point temperature 1 The key lock is set in ON mode Noise 1 The freezer is not installe
21. ildren as suffocation may result Q Remove dust and clean the power supply plug periodically The operation with a dusty plug may cause fire CAUTIONS FOR USAGE 1 Sometimes the alarm may not operate at the time of first start up This does not mean malfunction It is due to the complete discharge of incorporated battery 2 day continuous operation of the freezer is necessary to charge the battery fully 2 The digital thermometer of medical freezer is designed to display the temperature of the center part of the freezing compartment Although the thermometer sometimes displays a temperature a little bit higher than the actual temperature of the center part it gradually approaches the real temperature 3 An access port to take out the measuring cable in the case is provided on the back or left side wall of the freezer Be sure to replace the cap and heat insulator after take out cable or the inside temperature cannot complete down and frost may accumulate outside the port surroundings 4 Do not use brushes acids benzine thinners powdered soap Polishing powders or hot water for cleaning as they can deteriorate the painted surfaces and parts made of plasiic and rubber Be especially careful not to wipe plastic or rubber parts with volatile solvents such as benzine Wipe up the neutral detergents with a wet cloth when used 5 Frost will accumulate on the inside walls of the freezer during use Then remove the frost with the spatula
22. ity displayed alternately Intermittent tone Remote alarm MDF U537 U537D ALARM lamp is flashed Normal operation If the protective sensor for only Ape E06 and chamber temp are compressor is short circuited s displayed alternately ALARM lamp is flashed If the thermal sensor for lower p Z E07 and chamber temp are Thermal sensor chamber is disconnected i displayed alternately Remote alarm abnormality Intermittent tone j ALARM lamp is flashed Normal operation MDF U537 only If the thermal sensor for lower A ER E08 and chamber temp are chamber is short circuited displayed alternately Battery switch When battery switch is OFF at the ALARM lamp is flashed A Intermittent tone Remote alarm check time of alarm test E09 is flashed Remote alarm In the case of failure of compressor Compressor stops cooling fan motor h Compressor tem In the case of abnormal high running when the temp P p 9 E10 and chamber temp are reaches about 100 C Electromagnetic valve 1 2 and compressor stop MDF U537D only Note 1 The above power failure alarm is available when the battery switch is ON and the battery is charged If the battery switch is OFF or the battery is discharged only the remote alarm is activated 2 The power failure alarm can be kept about 12 hours with the battery charged completely 2 day operation of the freezer is needed to charge the battery full 3 The chamber temperature is displayed
23. ix the recorder on the top of the freezer by using 4 screws provided with the mounting kit 3 Remove 2 rubber caps outside and inside on the access port on the back of the freezer and also remove the insulation in the port 4 Pass the recorder sensor into the chamber through the access port See Fig 10 5 After covering the recorder sensor with the cover provided fix the recorder sensor under the 2nd shelf by using 2 enclosed binders See Fig 11 6 Make a small cut on the rubber caps for capillary to pass 7 Replace the insulation into the access port and cover the port completely with the rubber caps 8 Remove the top cover of the freezer by unscrewing 6 screws Fig 12 9 Join the wire from the freezer and wire from the recorder by using the enclosed connecting wire See Fig 13 10 Pass the wire through the hole on the top cover and fix the top cover with screws Make sure the connector is under the top cover 11 Make a small cut on the rubber caps for wire to pass and replace the rubber cap on the top cover 12 Push in the wire into the recorder mounting kit to accommodate the connector in it Fig 13 rig 1U SS mu p Sensor em N S Fig 11 Recorder lt Front gt gt Top cover o e O I lt Back gt Fig 12 OPTIONAL COMPONENTS Model MDF U537D lt Attachment of MTR G85
24. layed 4 Press SET key SET The middle digit is flashed 030 Set the figure to 020 with the A When pressed the figure of settable 5 9 amp key a digit increases 0e0 Alarm temperature is memorized and 6 Press SET key SET the current chamber temperature is 30 displayed The settable alarm resume time are 10 20 30 40 50 or 60 minutes The buzzer and remote alarm would not reset if the reset time is set in 000 The setting of alarm reset time cannot be changed during the defrosting The buzzer and remote alarm during power failure or alarm testing cannot be silenced The set mode returns to the temperature display mode automatically when 90 seconds has passed without any key operation In this case any setting before pressing SET key is not memorized 23 ROUTINE MAINTENANCE ANWARNING Always disconnect the power supply to the unit prior to any repair or maintenance of the unit in order to prevent electric shock or injury Ensure you do not inhale or consume medication or aerosols from around the unit at the time of maintenance These may be harmful to your health ANCAUTION Always put on the dry gloves to protect the hands at the time of maintenance No gloves may cause cut of the finger by the edge or corner Cleaning of cabinet 1 Clean the unit once a month Regular cleaning keeps the unit looking new 2 Use a dry cloth to wipe off small amounts of dirt on the outside and insid
25. mode for 90 seconds ALARM lamp is flashed Chamber temperature is displayed Intermittent tone Remote alarm Finishing of each setting mode Key lock Thermal sensor When the key lock is ON If the thermal sensor is ALARM lamp is flashed Change of setting is disable Remote alarm Abnormality MDF U537 U537D only temperature due to the dust on the condenser In the case of abnormal high ambient temperature displayed alternately Intermittent tone i E01 and chamber temp are Intermittent tone Abnormality disconnected Continuous running displayed alternately for MDF U537D ALARM lamp is flashed upper chamber If the thermal sensor is Remote alarm ee E02 and chamber temp are Intermittent tone i only short circuited Continuous running displayed alternately ALARM lamp is flashed Thermal sensor If the thermal sensor is P Remote alarm a E03 and chamber temp are Intermittent tone gt abnormality disconnected gt Continuous running displayed alternately MDF U537D ALARM lamp is flashed lower chamber If the thermal sensor is Remote alarm NEA E04 and chamber temp are Intermittent tone only short circuited Continuous running displayed alternately ALARM lamp is flashed If the protective sensor for Thermal sensor ZA E05 and chamber temp are i compressor is disconnected abnormal
26. nstall the unit in a flammable or volatile location This may cause explosion or fire Never install the unit where acid or corrosive gases are present as current leakage or electric shock may result due to corrosion 6 A location not prone to high humidity ZA WARNING Do not use the unit outdoors Current leakage or electric shock may result if the unit is exposed to rain water Never install the unit in a humid place or a place where it is likely to be splashed by water Deterioration of the insulation may result which could cause current leakage or electric shock INSTALLATION Installation 1 Remove the packaging materials and tapes Remove all transportation packaging materials and tapes Open the doors and ventilate the unit If the outside panels are dirty clean them with a neutral detergent and wipe it up with a wet cloth Ls Leveling foot 2 Adjust the leveling feet Extend the leveling feet by rotating them counterclockwise to contact them to the floor Ensure the unit is level 3 Fix 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 4 Ground earth 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 ground the unit through a gas pipe water main telephone line or lightning ro
27. on the left lower front of the freezer gt 1 Attach the recorder to the mounting kit by following the procedure shown in the manual enclosed with the mounting kit 2 Remove the screw on the cover for the recorder space on the lower front of the freezer Open the cover and push the shaft on the both sides outward to remove the cover Fig 14 3 Install the recorder in the recorder space 4 Join the wire in the unit compartment with the recorder wire by each wire connector See Fig 15 4 Remove the wire grille on the back bottom of the freezer See Fig 16 5 Route the capillary tube of the recorder to the back of the freezer through the unit compartment 6 Remove 2 rubber caps outside and inside on the access port on the back of the freezer and also remove the insulation in the port 7 Pass the recorder sensor into the chamber through the access port Fig 17 8 After covering the recorder sensor with the cover provided fix the recorder sensor under the middle shelf by using 2 enclosed binders See Fig 18 9 Make a small cut on the rubber caps for capillary to pass 10 Replace the insulation into the access port and cover the port completely with the rubber caps Fig 16 5 TT Access port INNS GB SSS p Pi Sensor C gt zd o Fig 18 U Fig 17 REMOTE ALARM TERMINAL ANWARNING Always disconnect the powe
28. provided or a similar tool 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 6 The freezing temperature is different at each position inside the case of this freezer The set temperature represents the temperature at the center of the inside case The refrigerated articles put on the highest position part are refrigerated higher than the set temperature while those put on the lowest part are refrigerated lower 7 Do not put too many warm articles into a freezer compartment before enough operating Put items in a few at a time after the freezer compartment temperature has cooled to at least 20 C 8 In the case of high ambient temperature the cabinet front may heat up after the freezer starts to operate first 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 ENVIRONMENTAL CONDITIONS This equipment is designed to be safe at least under the following conditions based on the IEC 1010 1 1 Indoor use 2 Altitude up to 2000 m 3 Ambient temperature 5 C to 40 C 4 Maximum relative humidity 80 for temperature up to 31 C decreasing linearly to 50 relative humidity at 40 C 5 Mains supply voltage fluctuations not to exceed 10 of the
29. r supply cord before connecting an alarm device to the remote alarm terminal The terminal of the remote alarm is installed at the back of the unit The alarm is generated from this terminal Contact capacity is DC 30V 2A Contact output At normal condition Open At abnormal condition Close REMOTE ALARM ON ZA Ek LI NO OFF MAX DC30V 2A Note The remote alarm is silenced by pressing the BUZZER key as the remote alarm is operated in conjunction with the buzzer except for the power failure alarm and alarm test TEMPERATURE SETTING Chamber temperature Table 1 shows the basic procedure for setting the chamber temperature Perform key operations in the sequence indicated in the table The example in the table is based on the assumption that the desired temperature is 25 C Note The unit is set at the factory that the chamber temperature 30 C Table 1 Basic operation sequence Example Chamber temperature 25 C Description of operation Key operated Indication after operation Connect the power plug to m The current chamber temperature is PN 1 exclusive power supply socket displayed MDF U537D only TOP Top compartment lamp lights and the 2 By pressing the compartment select current chamber temperature of top PG BOTTOM SR key select the top compartment compartment is displayed The second digit of the temperature 3 Pres
30. s SET key SET indicator flashes gt gt By pressing the key settable digits Set the temperature to 25 with the moves a GaCeK Y Aa EURIG a By pressing the key the numerical value J value shift key y of the settable digits increases e65 5 Press SET key SET When pressed the figure of settable digit increases By pressing the compartment select a a E TOP Set temperature is memorized andthe AQ 6 key select the bottom A cu compartment MDF U537D only BOTTOM current chamber temperature is displayed MDF U537D only Perform the same operation as in the case of steps The chamber temperature setiing is stored and the 3 to 5 and set the temperature for the bottom current chamber temperature is displayed compartment Note Although the value of the chamber temperature setting can range from 18 C to 40 C the guaranteed temperature when there is no load is 30 C when the external temperature is 30 C Note that defrosting of this unit is started manually by pressing the DEF key for about 5 seconds and stopped manually TEMPERATURE SETTING 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 the factory Display Mode Function LD Key lock is OFF Enable to change of temperature setting LA Key lock is ON Disable to chang
31. ug or cord Do not use the supply plug if its cord is loose This may cause fire or electric shock S Do not touch any electrical parts such as the power supply plug or any switches with a wet hand This may cause electric shock Do not put a container with water or heavy articles on the unit It may cause injury if the articles fall Current leakage or electric shock may be resulted form the deterioration of insulation by spilled water PRECAUTIONS FOR SAFE OPERATION ZNCAUTION Do not climb onto the unit or do not put articles on the unit This may cause injury by tipping or damage to the unit O Put on dry gloves when you take out refrigerated articles from the freezer Handing frozen contents or the inside walls with naked bands 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 Hold the handle when closing the door This will reduce the likelihood of a trapped finger 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 Q Be careful not to tip over the unit during movement to prevent damage or injury e Disconnect the power plug when the unit is not used for long periods S Do not put the packing plastic bag within reach of ch
Download Pdf Manuals
Related Search
Related Contents
Samsung AM012HNQDCH/AA manual do usuário instrucciones de instalacion para las ventanas de mirador Rangemaster Professional Deluxe 100 Dual Fuel 医療施設向け電動ベッドからの転落事故防止に係る医療機関に対する [ 電子内視鏡 EL-450FP ] ≫PDF Origin Storage 128GB 6G MLC 2.5'' SATA 設置して電源を入れよう 本商品の取扱説明書 660x Register-Level Programmer Manual Instruction Manual TEC-9090 Self User`s Manual - Frequency inverter Copyright © All rights reserved.
Failed to retrieve file