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Service Manual MPR-721 MPR-721R

1. 0 145 0 133 0 159 0 147 Ambient temperature 30 Ambient temperature 35 Test data 32 Pulldown speed AT35 10 0 10 20 30 40 0 1 2 3 4 5 6 7 8 9 10 11 Time scale hour Internal temperature 50Hz 60Hz Pulldown pressure AT35 0 0 0 2 0 4 0 6 0 8 1 0 1 2 1 4 1 6 0 1 2 3 4 5 6 7 8 9 10 11 Time scale hour Pd Ps Mpa 50HzPd 50HzP 60HzPd 60HzP Stabilized60Hz 1 145MPa Stabilized50Hz 1 161MPa Stabilized50Hz 0 159MPa Stabilized60Hz 0 148MPa Peak60Hz 1 516MPa Peak50Hz 1 464MPa Peak60Hz 0 470MPa Peak50Hz 0 460MPa Balance pressure 0 45MPa Current Input AT35 0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7 8 9 10 11 Time scale hour Current A 0 100 200 300 400 500 600 Input W 115V60Hz_Current A 230V50Hz_Current A 115V60Hz_Input W 230V50Hz_Input W Peak 50Hz 438W Peak 60Hz 4 5A Peak 50Hz 2 2A Peak60Hz 492W 33 Chamber Temperature Uniformity Reference Data 1 5 3 2 4 6 10 8 7 9 11 15 13 12 14 H 50 H 1 5 3 2 4 6 10 8 7 9 1 5 3 2 4 6 10 8 7 9 6 10 8 7 9 11 15 13 12 14 11 15 13 12 14 H 5 H 5 H 5 H 50 H 34 Conditions Ambient temperature 20 30 Unloaded Distribution data Tempera
2. Chamber temperature is flashed Intermittent tone with 15 minutes delay Remote alarm with 15 minutes delay If the chamber temperature deviates from the set temperature 2oC or up to 14oC Intermittent tone with 15 minutes delay Remote alarm with 15 minutes delay Low temperature alarm If the chamber temperature is lower than 0oC Alarm lamp is flashed Chamber temperature is flashed Intermittent tone Remote alarm Over heat protection When the chamber temp is higher than 30oC Reset when the chamber temp is lower than 25oC Inside fan drain pan heater defrost heater drain pipe heater OFF Over cooling protection When the chamber temp is lower than 1oC Reset when the chamber temp is higher than 6oC Compressor OFF Power failure alarm When the power to the unit is disconnected Remote alarm Power failure alarm with MPR 48B At power failure If the power supply cord is unplugged Alarm lamp blinks Intermittent tone Alarm status Door alarm When the door is open Door check lamp is lit Intermittent tone with 2 minutes delay Auto return When there is no key pressing in each setting mode for 90 seconds Chamber temperature is displayed Finishing of each setting mode Key lock When the key lock is ON Change of setting is disable If the th
3. 502AT 502AT 502AT Rating 5k 25 5k 25 5k 25 5k 25 Low temp alarm thermo Type ATB S1176 ATB S1176 ATB S1176 ATB S1176 6 6 6 6 1 1 1 1 Thermal protector Type TH 2 TH 2 TH 2 TH 2 30 30 30 30 40 40 40 40 Type IR11A2E101R IR11A2E101R IR11A2E101R IR11A2E101R Rating 250V 10A 250V 10A 250V 10A 250V 10A Breaking Current Over than 10A Over than 10A Over than 10A Over than 10A FL switch Type HLS112D HLS112D HLS112D HLS112D Rating AC250V6A AC250V6A AC250V6A AC250V6A Door switch Type SS160 A15 SS160 A15 SS160 A15 SS160 A15 Rating Test switch Type SLE6A2 5 SLE6A2 5 SLE6A2 5 SLE6A2 5 Rating Electric Parts Breaker switch PTC 11 Control specification 1 Function mode F01 Setting of High temp alarm Default 5 F02 Setting of Low temp alarm Default 5 F04 Setting of Door alarm Default 2 minutes F25 Setting of Ring back time Default 30 minutes F42 Check of battery setting Default 000 without battery Note 1 Low temp alarm thermo activates when the chamber temperature without load is equal or lower than 2 to prevent contents being frozen 2 Alarm lamp blinks and the buzzer sounds when the inside fan motor is getting out of order At the time chamber temperature indication is nearly to the set temperature 2 Keys and switches BUZZER 1 Control of buzzer and remote alarm In alarming condition press this key to stop buzzer sounding and to turn remote
4. Air exhaust vent Do not block this vent If this vent is blocked temperature regulation will become unstable Do not place stored items in the path of the cold air 16 Air intake vent Do not block this vent If this vent is blocked temperature regulation will become unstable Do not insert a finger or any foreign object into this vent as there is danger from the internal fan 17 Evaporating tray back side Defrost water from the evaporator accumulates on the tray and evaporates into the atmosphere See page 20 for cleaning 18 Fixture back side These keep the adequate space between the unit and wall and also can be used for fixing the unit See page 13 19 Battery for power failure alarm MPR 48B option MPR 48B option is installed See page 31 48 10 REFRIGERATOR COMPONENTS Inside of front cover 1 Glow starter with cover This is for the fluorescent light It is recommended that the glow starter is also replaced when the fluorescent light is replaced Refer to page 21 2 Remote alarm terminal This is used to connect the unit to an exterior alarm to notify users of any malfunction Refer to page 18 1 2 49 11 REFRIGERATOR COMPONENTS Control panel 1 Door alarm lamp DOOR This lamp is lit when the door is opened 2 Alarm lamp ALARM This lamp flashes during an alarm condition 3 Digital temperature indicator This indicator shows the present chamber temperature or set temperature 4 Num
5. An automatic temperature recorder optional component can be mounted here See page 28 5 Fluorescent lamp 20 W lamp See page 21 for replacement 6 Circuit breaker right back side This disconnects the power when any abnormality is occurred and over current is rushed Rated AC 250 V 10 A 7 Lock Turn the key counterclockwise through 180o to securely lock the door 8 Glass window The window may have condensation in high humidity environment Wipe off the condensation with a soft dry cloth 9 Handle Always hold the handle when opening closing the door 10 Condensation tray The condensation on the door is accumulated in this tray Wipe off the water occasionally 11 Leveling foot Adjust the height of the leveling feet by turning the screw bolts until the unit is level 12 Castor When installing the unit the castors can be raised from the ground by using the leveling feet above 13 Shelf MPR 721 only Items to be stored in the chamber must be placed on the shelves The maximum storage weight for each shelf is 50 kg Do not put stored items directly onto the interior floor of the chamber See page 15 Drawer MPR 721R only Items to be stored in the chamber must be placed on the drawers The maximum storage weight for each drawer is 40 kg 14 Access port This port allows temperature measurement cables to enter the chamber from outside A total of three 3 ports are provided left side right side and top 15
6. DP4 Yellow Compressor protection relay operation Lit Compressor turns on Goes off Compressor forcibly turns off 15 Examples of digital displays 16 Buzzer tone Alarming condition Intermittent Key operation Click tone Input value memorization Click tone Unacceptable input error tone 1 second Door alarm Intermittent shorter interval than other alarms Chamber temp 5 5 Decimal point Chamber temp 7 7 Set temp 5 Sensor offset 5 0 Function F03 Forcible defrosting dF Service code 384 Error code E01 Set value 004 Key lock mode L_0 24 Connections on PCB Connector Connects to Usage CN1 Switching power supply 1 12VDC 3 GND To supply the power to Temp control PCB CN2 1 6 Communication board MTR 480 Option CN3 Remote alarm terminal 1 COM 2 N O Current is not conducted 3 N C Current is not conducted Output for remote alarm contact OPEN between1 and 2 CLOSE between 1 and 3 in normal condition when the current is conducted CN4 1 2 Temp control relay 5 6 Comp protected relay To turn Temp relay on and off To protect compressor CN5 Display circuit board CN51 To connect with switches CN6 Display circuit board CN52 To connect with LEDs CN7 Door switch and sensors 12 Door switch 34 Temp sensor 56 DEF sensor To input from door switch and sensors CN8 1 2 Battery switch MPR 48B Option To conne
7. E01 E02 When temp sensor is disconnected E01 or short circuited E02 compressor is controlled by DEF sensor so that unit could keep chamber temperature in 5 DEF sensor temp to turn compressor ON DEF sensor temp to turn compressor OFF 7 0 0 0 Compressor protection When the condensing fan locks the compressor should stop running in the following condition to prevent discharge pressure from being increased Condition to protect compressor Compressor stops running when the temperature in comp safe sensor is equal or higher than 52 Compressor starts running again when the temperature in comp safe sensor is equal or lower than AT 10 11 Defrosting Mechanism DEF sensor detects the temperature in the evaporator pipe to have being conducted current to the heater attached in the evaporator During defrosting evaporator compressor is turned off and chamber temperature and dF are alternately displayed 22 Defrosting by the temperature in evaporator When DEF sensor temperature in evaporator is equal or lower than 12 the unit starts defrosting When DEF sensor temperature in evaporator is equal or higher than 5 the unit stops defrosting Defrosting by the compressor ON time Unit forcibly starts defrosting if it meets the following conditions both 1 and 2 1 When the compressor keeps operating for 3 hours and 2 When DEF sensor temperature in evaporator is lower than 0 The unit stops defrosting when DEF sensor t
8. memory Press SET key to revert to chamber temperature display Kind of setting Default Model code 003 MPR 721 Zero adjustment value for temp sensor 0 Key lock OFF Unlocked Temperature to stop defrosting 5 Set temperature 5 Set temperature for high temp alarm 5 Set temperature for low temp alarm 5 Communication ID 000 Communication mode 000 Individual set for air circulation alarm temp OFF Not individual Check of battery setting OFF Zero adjustment value for DEF sensor 0 Ring back time 30 minutes Temp alarm delay time 15 minutes Door alarm delay time 2 minutes Temperature to start defrosting 12 Temperature to turn compressor on 0 6 Temperature to turn compressor off 0 4 Notice of fan motor lifespan ON 20 F25 lt Function gt Setting of Ring back alarm recovery time lt Operation gt Input F25 and press SET key to display 030 Default Change to your desired value with key Range 000 060 Press SET key to memorize the value and revert to chamber temperature display lt Ring back time gt 000 None 040 40 minutes 010 10 minutes 050 50 minutes 020 20 minutes 060 60 minutes 030 30 minutes F30 lt Function gt Display of ROM version lt Operation gt Input F30 and press SET key to display F30 and X XX ROM version alternately Press SET key to revert to chamber temperature display Ex Version 1 00 gt Displayed as 1 00 F32 lt
9. 0 2 2 4 5 2 5 7 2 2 2 4 8 2 4 7 3 1 4 4 3 3 0 7 4 1 7 4 6 2 8 6 8 1 6 4 1 2 7 7 0 1 7 4 4 2 6 Average 4 8 5 0 Amount of power consumption Amount of power consumption when driving at cy SV 5 UnitkWh day 50Hz 60Hz 50Hz 60Hz 110V 5 74 6 62 115V 6 04 6 91 220V 5 40 5 73 5 95 6 65 230V 5 79 6 32 240V 6 00 6 89 Note This data does not represent a guarantee of product Ambient temp 30 50Hz 60Hz Ambient temp 20 Ambient temp 30 50Hz Ambient temp 20 60Hz 35 36 Disposal of your product FOR EU USERS The symbol mark and recycling systems described below apply to EU countries and do not apply to countries in other areas of the world Your SANYO product is designed and manufactured with high quality materials and components which can be recycled and or reused The symbol mark means that electrical and electronic equipment batteries and accumulators at their end of life should be disposed of separately from your household waste Note If a chemical symbol is printed beneath the symbol mark this chemical symbol means that the battery or accumulator contains a heavy metal at a certain concentration This will be indicated as follows Hg mercury Cd cadmium Pb lead In the European Union there are separate collection systems for used electrical and electronic equipment batteries and
10. 7 Press up arrow key and scroll the figure to 2 The display is changed to 020 from 030 8 Press set key SET Ringback time is memorized and the current chamber temperature is displayed Note The setting mode returns to the temperature display mode automatically when 90 seconds has passed without any key operation auto return function In this case the setting is not accepted The setting should be performed during normal operation not during alarm status OPERATION CHECK AFTER RECOVERY After recovery from a power failure the unit will resume operation automatically with the setting before power failure Accordingly there is no need for re set however always check the running status after recovery The set value is memorized by nonvolatile memory during power failure 58 20 DEFROST CYCLES There is no need for routine defrosting of the unit as this occurs automatically as follows Cycle defrost To keep the chamber temperature stable the refrigeration compressor is cycled on and off During OFF period any frost which has accumulated on the evaporator is melted by energizing a defrost heater This will not have any discernible effect on the chamber temperature Forced defrost When the ambient humidity is high or a large amount of damp product is being stored inside the chamber there is a possibility that cycle defrost may not be enough to remove all of the frost on the evaporator In this case a forced defrost cycle
11. F13 and XX X DEF sensor temperature alternately Press SET key to revert to chamber temperature display lt Cancel gt In F13 and XX X are alternately displayed press SET key to revert to chamber temperature display 19 F14 lt Function gt Display of temperature in compressor safe sensor The 1st decimal point is displayed lt Operation gt Input service code in F06 prior to the operation Input F14 and press SET key to display F14 and XX X comp safe sensor temperature alternately Press SET key to revert to chamber temperature display 99 9 should be always displayed even if it is over than 99 9 lt Cancel gt In F14 and XX X are alternately displayed press SET key to revert to chamber temperature display F15 lt Function gt Display of temperature in AT sensor The 1st decimal point is displayed lt Operation gt Input service code in F06 prior to the operation Input F15 and press SET key to display F15 and XX X DEF sensor temperature alternately Press SET key to revert to chamber temperature display lt Cancel gt In F13 and XX X are alternately displayed press SET key to revert to chamber temperature display F17 lt Function gt Check of model code Non volatile memory initialization lt Operation gt Input F17 and press SET key to display 003 MPR 721 lt Non volatile memory initialization gt Display 003 and press SET key to initialize non volatile
12. Function gt Display of fan motor lifespan accumulation period lt Operation gt Input service code in F06 prior to the operation Input F32 and press SET key to display F32 and XX X accumulation time alternately Press SET key to revert to chamber temperature display Ex 00 0 Accumulation period is less than 36days F33 lt Function gt Setting of temperature to start defrosting lt Operation gt Input service code in F06 prior to the operation Input F33 and press SET key to display 12 Default Change to your desired value with key and key Range 5 0 19 9 Press SET key to revert to chamber temperature display F34 lt Function gt Setting of temperature to stop defrosting lt Operation gt Input service code in F06 prior to the operation Input F34 and press SET key to display 005 Default Change to your desired value with key and key Range 0 1 9 9 Press SET key to revert to chamber temperature display F36 lt Function gt Display of frequency of defrosting lt Operation gt Input service code in F06 prior to the operation Input F36 and press SET key to display alternately F36 and frequency of defrosting since the power was supplied Press SET key to revert to chamber temperature display Display 999 Max lt Reset gt Turn the power off or press key for 5 seconds to reset frequency of defrosting F42 lt Function gt Setting check of battery kit lt Operation gt Input service code i
13. 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 current leakage or fire due to the deterioration of insulation 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 Do not put the packing plastic bag within reach of children as suffocation may result WARNING 44 6 PRECAUTIONS FOR SAFE OPERATION Use a dedicated power source a dedicated circuit with a breaker as indicated on the rating label attached to the unit A branched circuit may cause fire resulting from abnormal heating Connect the power supply plug to the power source firmly after removing the dust on the plug A dusty plug or improper 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 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 P
14. accumulators Please dispose of them correctly at your local community waste collection recycling centre Please help us to conserve the environment we live in 37 Instruction manual This section is extracted and printed from Instruction Manual If you find out Refer to page in them this page means not page in Service manual but page in the lower corner of each page in the extract from Instruction Manual This page number is not corresponded with serial number in Service manual Please note the extracted Instruction Manual which corresponds to the initial unit production so the contents may be revised in future 38 MPR 721 MPR 721R Pharmaceutical Refrigerator INSTRUCTION MANUAL MPR 721R 39 1 CONTENTS INTRODUCTION P 2 PRECAUTIONS FOR SAFE OPERATION P 3 ENVIRONMENTAL CONDITIONS P 7 REFRIGERATOR COMPONENTS P 8 Inside of front panel P 10 Control panel P 11 INSTALLATION SITE P 12 INSTALLATION P 13 START UP OF UNIT P 14 STOCK OF CONTAINERS P 15 CHAMBER TEMPERATURE SETTING P 16 KEY LOCK FUNCTION P 16 ALARM TEMPERATURE SETTING P 17 SETTING OF DELAY OF DOOR ALARM P 18 SETTING OF RINGBACK OF ALARM BUZZER P 19 OPERATION CHECK AFTER RECOVERY P 19 DEFROST CYCLES P 20 REMOTE ALARM TERMINAL P 20 ALARMS amp SAFETY FUNCTIONS P 21 ROUTINE MAINTENANCE Cleaning of cabinet P 22 Cleaning of evaporating tray P 22 R
15. alarm output off however ALARM lamp keeps blinking Press this key again to sound buzzer and to turn remote alarm output on 2 Battery setting check with MPR 48B During power failure press this key to show the chamber temperature for 5 seconds if you set 001 in F42 with battery installed Press this key to show E09 without battery E09 is also shown when the battery switch is off position with battery installed or when you set 001 in F42 with battery installed SET Press this key to be setting mode available with the 1st digit blinks Press this key again to memorize the value which you changed Scroll key In Setting Mode moves between the first and second places before the decimal point every time you press this key Key Lock mode is available L 0 display if you press this key for 5 seconds Up arrow key In Setting Mode increase by 1 every time you press this key Function modes are available F00 display if you press this key for 5 seconds 3 Temperature setting Setting range 2 23 Display range 50 50 How to set Press the SET key and change to your desired value with key and key Press SET key to memorize the value and revert to chamber temperature display Unacceptable setting If you input the value out of setting range and press SET key buzzer tone is emitted to inform the value unacceptable 12 4 Key lock Setting range 0 Unlock or 1 Lock How to set In chamber temperature
16. 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 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 lt Label on the unit gt 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 42 4 PRECAUTIONS FOR SAFE OPERATION 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 and take an adequate precaution to prevent the unit from turning over If the floor is not strong enough or the installation site is not adequate this may result in injury from the unit falling or tippi
17. blinks buzzer sounds intermittently and remote alarm turns on After retrieves from power failure the unit continues operation with the last setting before the power failure occurred and remote alarm turns off You can cancel the buzzer by pressing BUZZER key You can check chamber temperature for 5 seconds by pressing BUZZER key during power failure 8 Functions Auto return If there are no operations for 90 seconds during temperature setting function code setting and Key Lock setting the unit reverts to chamber temperature display automatically 16 Ring back Buzzer sounds again after delay time elapses even though it stops sounding by pressing BUZZER key during alarming condition This function is to prevent buzzer being inoperative by someone pressed BUZZER key Ring back time is changeable in F25 Delay time 30 minutes Default Battery lifespan With MPR 48B You can check battery lifespan accumulation time in F03 Unit Annual Ex 2 years and 6 months gt Displayed as 02 5 You cannot use this function without you set 001 in F42 beforehand F 1 is shown on temperature display if lifespan is over than 02 8 Lifespan reset Input 409 in F06 and press SET key Fan motor lifespan You can check fan motor lifespan accumulation time in F32 Unit Annual Ex 5 years and 8 months gt Displayed as 05 8 You cannot use this function without you set 001 in F43 beforehand F 2 is
18. display press key for 5 seconds to step into Key Lock mode with L _ X displayed Default L_0 Change blinking X to your desired value with key Press SET key to memorize the value in non volatile memory Function mode is available with Key Locked 5 Function mode How to set In chamber temperature display press key for 5 seconds to step into Function mode with F00 displayed Change blinking 1st digit to your desired value with key and key Press SET key to be Function mode available Unacceptable setting If you input unused function code or F51 F59 and press SET key buzzer tone emitted to inform the value unacceptable 6 Error codes Error codes Self diagnostic functions E01 Temp sensor is disconnected E02 Temp sensor is short circuited E03 DEF sensor is disconnected E04 DEF sensor is short circuited E05 Comp safe sensor is disconnected E06 Comp safe sensor is short circuited E07 AT sensor is disconnected E08 AT sensor is short circuited E09 Battery setting check E10 Compressor temperature is abnormal E2P Memorization of non volatile memory is failed Descriptions of error codes E01 Temp sensor is disconnected E01 and 50 are alternately displayed Buzzer sounds intermittently and remote alarm turns on You can stop the buzzer sounding and remote alarm operation by pressing BUZZER key E02 Temp sensor is short circuited E02 and 50 are alternately displayed Buzzer sounds intermitte
19. i l l a r y t u b e t o b e c l o g g e d I f t h e r e a r e n o t r e m a i n g a s i n h i g h p r e s s u r e s t a g e y o u s h o u l d r e p l a c e c o m p r e s s o r a s w e l l 2 U s e f o l l o w i n g s p e c i a l t o o l s f o r r e p a i r C h a r g i n g c y l i n d e r V a c u u m p u m p G a u g e M a n i f o l d E x h a u s t i n g h o s e 1 Specifications Structural specifications MPR 721 MPR 721R External dimensions W770 x D830 x H1955 mm Internal dimensions W650 x D710 x H1500 mm Effective capacity 684 L 671 L Exterior Painted steel Interior Painted steel Doors Double layer pair glass steel plate automatic closing mechanism Insulation Rigid polyurethane foamed in place Shelves Hard steel wire on polyester coating x 4 pcs Dimensions W565 x D604 Allowable load 50Kg shelf Drawers Painted steel x 5 pcs Dimensions W550 x D530 Allowable load 40Kg drawer Access port 30 mm in 3 locations left right side and ceiling Casters 4 2 leveling legs Weight 174 kg 193 kg Accessories 1 set of key 2 sets of bolt 2 nylon clips 2 binders Optional components Automatic temperature recorder MTR 0621LH Recorder fixture MPR S30 Automatic temperature recorder MTR G04A G04C Recorder fixture MPR S7 Battery kit for power failure alarm MPR 48B Interface board MTR 480C 2 Refrigerator Performance specification
20. on the battery box Attachment of interface board MTR 480C Install MTR 480C by the next process 1 Remove the battery box cover on the battery box Fig 5 2 The connector for MTR 480C Fig 4 is connected to the connector of RS485 Fig 6 3 Cover the opening beside the battery switch with the top MTR 480C four screws 4 Replace the top cover Fig 6 Fig 7 Connector To the MTR 480C Fig 4 Fig 5 To the battery Battery box cover Top cover lt front view gt To the battery switch 73 35 OPTIONAL COMPONENTS Setting for battery before starting Always perform the setting shown below after the installation of battery for power failure alarm an optional component MPR 48B The chamber temperature and E09 is displayed on the temperature display alternately if the battery switch is turned on without following procedure Turn off the battery switch perform the following setting and turn on the battery switch again if E09 is displayed on the temperature display Description of operation Key operated Indication after operation 1 The current chamber temperature is displayed 2 Press numerical value shift key for 5 seconds F00 is displayed and the first digit blinks 3 Press numerical value shift key twice The display is changed to F02 from F00 4 Press digit shift key once The second digit blinks 5 Press numerical value shift key 4 times The display is changed
21. operation Input F07 and press SET key to display 00 0 Default Change to your desired value with key and key Range 4 9 04 9 Press SET key to memorize the value and revert to chamber temperature display Ex When the set temperature is 5 and 1 2 chamber air temperature is 8 you should input 03 0 in F07 that makes temperature display change to 8 and forcibly cooled to 5 F08 lt Function gt Zero adjustment of DEF sensor lt Operation gt Input service code in F06 prior to the operation Input F08 and press SET key to display 00 0 Default Change to your desired value with key and key Range 4 9 04 9 Press SET key to memorize the value and revert to chamber temperature display F12 lt Function gt Display of temperature in temp sensor The 1st decimal point is displayed lt Operation gt Input service code in F06 prior to the operation Input F12 and press SET key to display F12 and XX X current chamber temperature alternately Press SET key to revert to chamber temperature display Ex 22 5 Displayed as 22 5 3 digits display so minus is not displayed lt Cancel gt In F12 and XX X are alternately displayed press SET key to revert to chamber temperature display F13 lt Function gt Display of temperature in DEF sensor The 1st decimal point is displayed lt Operation gt Input service code in F06 prior to the operation Input F13 and press SET key to display
22. shown on temperature display if lifespan is over than 05 6 Lifespan reset Input 410 in F06 and press SET key ROM version You can check ROM version in F30 which is currently installed in the unit Ex Ver 1 00 gt Displayed as 1 00 9 Function Mode Function Division F01 Setting of high temp alarm General F02 Setting of low temp alarm General F03 Display of battery lifespan General F04 Setting of door alarm delay time General F06 Setting of service code Service Initialization of battery and fan motor lifespan F07 Zero adjustment of temp sensor Service F08 Zero adjustment of DEF sensor Service F12 Display of temperature in temp sensor Service F13 Display of temperature in DEF sensor Service F14 Display of temperature in comp safe sensor Service F15 Display of temperature in AT sensor Service F16 Display of temperature in fan alarm sensor Service F17 Check of model code Service non volatile memory initialization F25 Setting of Ring back time General F30 Display of ROM version Service F32 Display of fan motor lifespan Service F33 Setting of temperature to start defrosting Service F34 Setting of temperature to stop defrosting Service F36 Display of frequency of defrosting Service F42 Setting check of battery kit General F43 Notice of fan motor lifespan Service F50 Setting of temp alarm delay time Service 17 How to use function codes 1 In chamber temperature display press key for 5 sec
23. together with the lamp cover and wiring Fig 1 4 Remove the water proof cover with the wiring on the both sides of the lamp cover 5 Take out the fluorescent lamp and insert a new fluorescent lamp into the lamp cover Fig 2 fluorescent lamp FL20SD 6 Replace the water proof cover on the both sides of the lamp cover and then replace the lamp cover to the stopper 7 Replace the stored items on the top shelf and in the top drawer and connect the power supply cord to the outlet Replacement of glow starter A glow starter is located inside the front cover 1 Disconnect the power supply plug 2 Remove the water proof rubber 3 Remove the glow starter and replace with a new one 4 Replace the water proof rubber Socket Water proof rubber Fig Fig Water proof rubber Socket 62 24 TROUBLE SHOOTING If the unit malfunctions check out the following before calling for service Malfunction Check Remedy If nothing operates even when switched on There is a power failure The circuit breaker is activated The unit is not connected to the power supply When no key operation is available The key lock is set in ON L 1 The alarm device is activated lt On start up gt The temperature in the unit does not match the set value lt In use gt The door was kept opened for a long time The temperature setting was changed The containers of high temperature load were put in the unit In t
24. when 90 seconds has passed without any key operation auto return function In this case the setting is not accepted 57 19 SETTING OF RINGBACK OF ALARM BUZZER The alarm buzzer operates again after certain period ringback time even if the alarm buzzer is silenced by pressing the alarm buzzer stop key BUZZER when the same alarm status is continued Set the ringback time to prevent the misidentify the alarm status Setting range of ringback time between 10 and 60 minutes 10 minutes interval Display of setting between 010 and 060 000 display shows no ringback Initial setting factory setting 30 minutes The alarm buzzer will not recover once the alarm buzzer is silenced by pressing the alarm buzzer stop key BUZZER when the ringback time is set to 000 However the alarm buzzer will operate if other alarm status is detected Table 6 Procedure for setting of ringback of alarm buzzer Change the ringback time to 20 min from 30 min Description of operation Key operated Indication after operation 1 The current chamber temperature is displayed 2 Press up arrow key for 5 seconds F00 is displayed and the first digit blinks 3 Press up arrow key 5 times The display is changed to F05 from F00 4 Press scroll key once The second digit blinks 5 Press up arrow key twice The display is changed to F25 from F05 6 Press set key SET The current setting 030 is displayed and the second digit blinks
25. 2 sets of bolt 2 nylon clips 2 binders Weight 174 kg 193 kg Optional component Automatic temperature recorder MTR 0621LH Recorder fixture MPR S30 Automatic temperature recorder MTR G04A MTR G04C Recorder fixture MPR S7 Battery kit for power failure alarm MPR 48B Interface board MTR 480C NoteDesign or specifications will be subject to change without notice PERFORMANCE Cooling performance 2 to 14oC ambient temperature 5 to 0oC no load 2 to 23oC ambient temperature 0 to 35oC no load Temperature control range 2 to 23oC Power source 110V 60Hz 115V 60Hz 220V 60Hz 220V 50Hz 230V 50Hz 240V 50Hz Rated power consumption 330W 340W 330W 280W 305W 305W Noise level 41 dB A background noise 20 dB Maximum pressure 1516 kPa Note The unit with CE mark complies with EC directives 89 336 EEC 93 68 EEC and 73 23 EEC 75 37 CAUTION Please fill in this form before servicing Hand over this form to the service engineer to keep for his and your safety Safety check sheet 1 Refrigerator contents Risk of infection Risk of toxicity Risk from radioactive sources List all potentially hazardous materials that have been stored in this unit Notes 2 Contamination of the unit Unit interior No 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
26. SM9910162 SANYO Electric Co Ltd Biomedical Business Division Service Manual Pharmaceutical refrigerator MPR 721 MPR 721R FILE No Effective models This service manual is effective following models Model name Product code Voltage and Frequency MPR 721 823 621 51 115V 60Hz 823 621 52 220V 50Hz 823 621 53 220V 60Hz 823 621 54 230 240V 50Hz 821 621 55 220V 50Hz MPR 721R 823 621 71 115V 60Hz 821 621 73 220V 60Hz 821 621 74 230 240V 50Hz Contents Page Specifications 1 Structural specifications Refrigerator performance specifications Control specifications Dimensions 4 Cooling unit parts 5 Cooling circuits 6 Wiring diagram 7 Circuit diagram 8 Components on PCB 9 Electric parts 10 Control specification 11 Connections on PCB 24 Specifications of sensor 25 Mounting of compressor terminal cover 26 Parts layout 29 Test data 31 Temperature of components Pull down speed Pull down pressure Current input and maximum heat discharge Temperature uniformity Disposal of your product 36 Instruction manual extract 37 U P O N G A S L E A K R E P A I R 1 R e p l a c e c o m p r e s s o r w h e n y o u f i n d g a s l e a k o n l o w p r e s s u r e s i d e b e c a u s e m o i s t u r e i n r e f r i g e r a t i n g o i l w h i c h c a u s e s r e f r i g e r a t i n g o i l t o b e d e t e r i o r a t e d a n d c a p
27. adhered to in order to reduce safety risk indicated in b below Date Signature Address Division Telephone Product name Pharmaceutical Refrigerator Model MPR 721 MPR 721R Serial number Date of Installation Please decontaminate the unit yourself before calling the service engineer Yes No Yes No Yes No Yes No Yes No Yes No Yes No Yes No Yes No Yes No 1
28. air inside the chamber Ensure that the air intake and exhaust vents are not blocked Adequate space should be provided between the items inside the unit to allow air circulation If any electrical equipment is used in the chamber the chamber temperature cannot be maintained due to the heat emission from the equipment Refer to the table below when you use any equipment at ambient temperature of 35oC Heat load in chamber Lowest chamber temperature 100 W 2oC 200 W 9oC 300 W 18oC 53 15 STOCK OF CONTAINERS Always distribute items so as not to disturb the air circulation in the chamber Disruption of the air flow can cause items to freeze or reduce the uniformity of the chamber temperature Never put any articles on the top of the unit Air intake vent Do not block this vent with containers If this vent becomes blocked temperature regulation becomes unstable Do not place paper or vinyl near the vent as they may be sucked into the fan Air exhaust vent Do not block this vent with containers as this can impede air circulation Items stored near the exhaust air vent can freeze when the refrigerator is operating at temperature settings lower than 5oC Load line In this refrigerator storage space is limited to allow the passage of cool air around the chamber The label load line is fixed to both sides of the chamber Always stock items within this line CAUTION Never store corrosive substances in this unit T
29. ance AT25 4729 20700 20700 20700 Front heater Rating 6 9W115V 6 9W230V 6 9W230V 6 9W230V Resistance AT25 1916 7666 7666 7666 Frame heater Rating 13 2W115V 13 2W230V 13 2W230V 13 2W230V Resistance AT25 1002 4008 4008 4008 Comp protected relay Type G4F 1123T G4F 1123T G4F 1123T G4F 1123T Rating AC250V20A AC250V20A AC250V20A AC250V20A Coil DC12V DC12V DC12V DC12V Temp control relay Type G4F 1123T G4F 1123T G4F 1123T G4F 1123T Contact capacity AC250V20A AC250V20A AC250V20A AC250V20A Coil DC12V DC12V DC12V DC12V Ballast Type FCB 2157115 FCB 202022 23 FCB 202022 23 FCB 202022 23 Rating 20W 115V 60Hz 20W 220 230V 50Hz 20W 220V 60Hz 20W 220 230V 50Hz Fluorescent lamp Type FL20SD FL20SD FL20SD FL20SD Rating 20WD32 20WD32 20WD32 20WD32 Glow starter Type FG 1P FG 1P FG 1P FG 1P Switching power supply Type ZWS10 12 J ZWS10 12 J ZWS10 12 J ZWS10 12 J AC100 240V50 60Hz0 3A AC100 240V50 60Hz0 3A AC100 240V50 60Hz0 3A AC100 240V50 60Hz0 3A Rated output DC12V0 85A DC12V0 85A DC12V0 85A DC12V0 85A Temp fuse Rating AC250V7A76 melt doun AC250V7A76 melt doun AC250V7A76 melt doun AC250V7A76 melt doun Temp sensor Type 502AT 502AT 502AT 502AT Rating 5k 25 5k 25 5k 25 5k 25 DEF sensor Type 502AT 502AT 502AT 502AT Rating 5k 25 5k 25 5k 25 5k 25 AT sensor Type 502AT 502AT 502AT 502AT Rating 5k 25 5k 25 5k 25 5k 25 Comp safe sensor Type 502AT
30. ase the intended performance of the unit A location with little temperature change Install the unit under stable ambient temperature The allowable ambient temperature is between 5 and 35oC A location with a sturdy and level floor Always install the unit on a sturdy and level floor The uneven floor or tilted installation may cause failure or injury Install the unit in stable condition to avoid the vibration or noise Unstable condition 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 A location not prone to high humidity Install the unit in the ambient of 80 R H or less humidity Installation under high humidity may cause current leakage or electric shock 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 A location without flammable or corrosive gas Never install the unit in a flammable or volatile location This may cause exp
31. by unscrewing four screws The battery kit for power failure alarm is installed on top of the products 2 Release the harnesses from the clip fixed to the back of the top cover Fig 1 3 Pass the harnesses through the bottom opening of the battery box and set the battery box on the control panel of the refrigerator top so that four screw holes can be aligned Fig 1 The battery box should be located with the battery switch faced to the refrigerator front 4 Put the battery on the left of the battery box Fig 2 5 Put the battery fixture over the battery and fix the battery box and battery fixture by four screws Fig 3 Battery box Harness Clip Fig 1 Battery switch Fig 2 Battery Screw Screw Clip Battery fixture Fig 3 72 34 OPTIONAL COMPONENTS 6 Connect the harness to the battery connector and battery switch Fig 3 and bind the harnesses by the clip on the battery fixture Fig 2 7 Cover the opening beside the battery switch with the top cover removed in procedure 1 four screws The harness in no use is bound by the clip on the back of the top cover 8 Put the battery box cover over the battery box and fix the battery box cover with screws three screws on the right and left Fig 5 9 Perform the setting for battery through the keys on the control panel of refrigerator Refer to the procedure on the next page Setting for battery before starting 10 Switch on the battery switch
32. can be initiated When the unit is operating under a forced defrost cycle the current chamber temperature and dF is displayed alternately on the digital temperature display Once the forced defrost cycle is completed normal operation resumes CAUTION The unit may collect excessive frost on the evaporator if it is installed in high temperature and high humidity location For example the unit starts to defrost once a week with 2oC setting in the ambient of 35oC and 80 R H The chamber temperature goes up to approximately 10oC temporarily during defrosting REMOTE ALARM TERMINAL The remote alarm terminal is located inside the front cover The alarm is generated from this terminal Contact capacity is DC 30 V 2 A 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 failure or the power cord is disconnected from the outlet The remote alarm is silenced by pressing the buzzer stop key BUZZER as the remote alarm is operated in conjunction with the buzzer Connecting terminal 59 21 ALARMS amp SAFETY FUNCTIONS This unit has the alarms and safety functions shown in Table 7 and also self diagnostic functions Table 7 Alarms and safety functions Alarm amp Safety Situation Indication Buzzer Safety operation High temperature alarm If the chamber temperature deviates from the set temperature 2oC or up to 14oC Alarm lamp is flashed
33. ct with Battery switch To supply the power during power failure alarm 25 Specifications of sensor Following shows temperature and resistance characteristic in temperature sensor 502AT Temperature Resistance k Temperature Resistance k Temperature Resistance k 50 154 5 7 17 92 12 8 17 45 116 5 6 17 16 13 7 85 40 88 85 5 16 43 14 7 55 35 68 15 4 15 74 15 7 29 30 52 84 3 15 08 16 6 99 25 41 19 2 14 45 17 6 73 20 32 43 1 13 86 18 6 48 19 30 92 0 13 29 19 6 24 18 29 50 1 12 74 20 6 01 17 28 14 2 12 22 25 5 00 16 26 87 3 11 72 30 4 18 15 25 65 4 11 25 35 3 51 14 24 51 5 10 80 40 2 96 13 23 42 6 10 37 45 2 51 12 22 39 7 9 96 50 2 14 11 21 41 8 9 57 55 1 83 10 20 48 9 9 20 60 1 57 9 19 58 10 8 84 8 18 73 11 8 49 26 1 Fixing metal 2 Terminal cover 3 PTC OLR 1 Hang fixing metal on both holes of the terminal and move it to the right 2 Align terminal cover upside up and put lead wires into the cover 3 Connect PTC and OLR with lead wires correctly as Wiring diagram P 7 indicates Upside Mounting of compressor terminal cover 27 4 5 6 4 Align the projection of terminal cover with the squalish hole of PTC and fit PTC to the terminal cover See picture 4 Terminal cover Partially cut for explana
34. d Setting check with MPR 48B When the battery switch is turned ON without setting after attachment E09 and chamber temp is displayed alternately Condenser temp abnormality In the event of failure of fan motor for cooling the compressor E10 and chamber temp are displayed alternately Intermittent tone Remote alarm Compressor of high stage side stops Note The remote alarm is silenced by pressing the alarm buzzer stop key BUZZER as the remote alarm is operated in conjunction with the buzzer except for the power failure alarm When more than two alarm conditions occur simultaneously the lowest number error code has priority on the error display After a power failure the unit will resume operation with the set value that was in place before power failure occurred The over cooling protection may activate when the set temperature is 2oC In this case the chamber temperature will rise to 6oC but this is not malfunction 60 22 ROUTINE MAINTENANCE WARNING 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 CAUTION Always wear dry gloves to protect hands at the time of maintenance Failure to wear gloves may result in injury from edges and corner
35. emperature in evaporator is equal or higher than 5 When the DEF sensor temperature in evaporator is higher than 0 and the compressor keeps operating for 4 hours without defrosting frequency of compressor ON time is reset Forcible stop of defrosting When the chamber temperature is higher than set temperature 7 0 and DEF sensor temperature is higher than the temperature to start defrosting unit forcibly stops defrosting When this sequence repeats twice unit never stops defrosting forcibly Frequency of defrosting Frequency of forcible defrosting since the power is supplied is memorized You can check the frequency in F36 12 Compressor delay time Compressor turns on with 9 seconds of delay since the power was supplied reset 13 Remote alarm Remote alarm activates during alarming condition 1 In normal condition OPEN between 1 and 2 at CN3 CLOSE between 1 and 3 at CN3 2 In alarming condition CLOSE between 1 and 2 at CN3 OPEN between 1 and 3 at CN3 23 14 Lamp operation lt Display PCB gt DP51 Red ALARM Blinks in alarming condition DP52 Red DOOR Lit when door ajar lt Main PCB gt DP1 Orange Alarming operation Lit Not in alarming condition Goes off High Low temp alarm 15min of delay sensor error Power failure DP2 Green Compressor operation Lit Compressor turns on Goes off Compressor turns off DP3 Red DEF heater operation Lit DEF heater turns on Goes off DEF heater turns off
36. ensor is failed You can stop the buzzer sounding and remote alarm operation by pressing BUZZER key E08 AT sensor is short circuited E08 and chamber temperature are alternately displayed Buzzer sounds intermittently and remote alarm turns on Compressor protection is incorrectly activated during AT sensor is failed You can stop the buzzer sounding and remote alarm operation by pressing BUZZER key E09 With battery kit MPR 48B attached E09 is emitted for 5 seconds if you set 001 battery is attached in F42 and turn battery switch off With battery kit unattached E09 is emitted for 5 seconds if you press ALARM TEST key E09 is not emitted in normal operation E09 is emitted and buzzer sounds when you attach battery kit and set 000 battery is not attached in F04 You can stop the buzzer sounding and remote alarm operation by pressing BUZZER key Alarming condition is not cancelled without you change to 001 in F42 or disconnect battery kit battery switch is off position 14 E10 Compressor temperature is abnormal E10 and chamber temperature are displayed alternately Buzzer sounds intermittently and remote alarm turns on H side compressor turns off You can stop the buzzer sounding by pressing BUZZER key H side compressor turns on when filter sensor temperature minus ambient temperature is equal or lower than 10 You can stop the buzzer sounding and remote alarm operation by pressing BUZZER key E2P Me
37. ente do seu lixo dom stico Por favor entregue este equipamento no seu ponto local de recolha reciclagem Na Uni o Europeia existem sistemas de recolha separados para produtos el ctricos e electr nicos usados Por favor ajude nos a conservar o ambiente em que vivemos Italian Il vostro prodotto SANYO stato costruito da materiali e componenti di alta qualit che sono riutilizzabili o riciclabili Prodotti elettrici ed elettronici portando questo simbolo alla fine dell uso devono essere smaltiti separatamente dai rifiuti casalinghi Vi preghiamo di smaltire questo apparecchio al deposito comunale Nell Unione Europea esistono sistemi di raccolta differenziata per prodotti elettrici ed elettronici Aiutateci a conservare l ambiente in cui viviamo 67 29 DISPOSAL OF UNIT Dutch Sanyo producten zijn ontwikkeld en gefabriceerd uit eerste kwaliteit materialen de onderdelen kunnen worden gerecycled en weer worden gebruikt Het symbool betekent dat de elektrische en elektronische onderdelen wanneer deze vernietigd gaan worden dit separaat gebeurt van het normale huisafval Zorg ervoor dat het verwijderen van de apparatuur bij de lokaal erkende instanties gaat gebeuren In de Europese Unie wordt de gebruikte elektrische en elektronische apparatuur bij de daarvoor wettelijke instanties aangeboden Alstublieft help allen mee om het milieu te beschermen Swedish Din SANYO produkt r designad och tillverkad av material och komponent
38. eplacement of fluorescent lamp P 23 Replacement of glow starter P 23 TROUBLESHOOTING P 24 DISPOSAL OF UNIT P 25 OPTIONAL COMPONENTS Automatic temperature recorder P 30 Attachment of recorder MTR 0621LH P 31 Attachment of recorder MTR G04A or MTR G04C P 32 Attachment of battery kit MPR 48B P 33 Attachment of interface board MTR 480C P 34 Setting for battery before starting P 35 SPECIFICATIONS P 36 PERFORMANCE P 36 SAFETY CHECK SHEET P 37 40 2 INTRODUCTION Read this manual carefully before using the appliance and follow the instructions for safety operation Sanyo never guarantee any safety if the appliance is used for any objects other than intended use or used by any procedures other than those mentioned in this manual Keep this manual in an adequate place to refer to it as necessary The contents of the manual will be subjected to change without notice due to the improvement of performance or functions Contact Sanyo sales representative or agent if any page of the manual is lost or page order is incorrect Contact Sanyo sales representative or agent if any point in this manual is unclear or if there are any inaccuracies No part of this manual may be reproduced in any form without the expressed written permission of Sanyo 41 3 PRECAUTIONS FOR SAFE OPERATION It is imperative that the user complies with this manual as it contains important safety advice Items and procedures
39. er med h g kvalitet som kan tervinnas och teranv ndas Denna symbol betyder att elektriska och elektroniska produkter efter slutanv ndande skall sorteras och l mnas separat fr n Ditt hush llsavfall V nligen l mna denna produkt hos Din lokala mottagningstation f r avfall tervinningsstation Inom den Europeiska Unionen finns det separata tervinningssystem f r begagnade elektriska och elektroniska produkter V nligen hj lp oss att bevara milj n vi lever i 68 30 OPTIONAL COMPONENTS Automatic temperature recorder An automatic temperature recorder is available for this refrigerator as an optional accessory If an automatic temperature recorder is required contact your Sanyo dealer Recorders available are the MTR 0621LH and the MTR G04A or MTR G04C Please note that each recorder needs a different fixture See the following for the details Temperature recorder Type Recording range Recorder fixture MTR 0621LH 30 days split chart type 6 to 20oC MPR S30 MTR G04A AC 100 to 150 V 7 days circular chart type 10 to 40oC MPR S7 MTR G04C AC 200 to 240 V 7 days circular chart type 10 to 40oC MPR S7 Space for automatic temperature Space for battery kit for power failure alarm MPR 48B 69 31 OPTIONAL COMPONENTS Attachment of recorder MTR 0621LH 1 Follow the instruction manual provided with the temperature recorder and attach the recorder to the fixture MPR S30 2 Open t
40. erical value shift key Pressing this key in the set mode causes the numerical value to scroll up ON OFF of key lock can be selected by pressing this key in the key lock mode See page 16 5 Digit shift key Pressing this key in the set mode alters the digit to be set Key lock is available by pressing this key for more than 5 seconds in the temperature display mode See page 16 6 Set key SET Temperature setting mode is initiated by pressing this key Once the key is pressed the digit to be changed will flash Pressing this key again after setting the desired temperature stores the set temperature in the memory 7 Alarm buzzer stop key BUZZER To silence the audible alarm press this key Press it once again to reactivate the alarm 7 6 5 4 3 2 1 50 12 INSTALLATION SITE To operate this unit properly and to obtain maximum performance install the unit in a location with the following conditions A location not subjected to direct sunlight Do not install the unit under direct sunlight Installation in a location subjected to direct sunlight cannot obtain the intended performance A location with adequate ventilation Leave at least 10 cm around the unit for ventilation Poor ventilation will result in a reduction of the performance and consequently the failure A location away from heat generating sources Avoid installing the unit near heat emitting appliances such as a heater or a boiler etc Heat can decre
41. ermal sensor is disconnected Alarm lamp is flashed E01 and 50oC or 50oC are displayed alternately Intermittent tone Remote alarm Unit keeps continuous running If the thermal sensor is short circuited Alarm lamp is flashed E02 and 50oC or 50oC are displayed alternately Intermittent tone Remote alarm Unit keeps continuous running If the defrost sensor is disconnected Alarm lamp is flashed E03 and chamber temp are displayed alternately Intermittent tone Remote alarm If the defrost sensor is short circuited Alarm lamp is flashed E04 and chamber temp are displayed alternately Intermittent tone Remote alarm If the compressor sensor is disconnected Alarm lamp is flashed E05 and chamber temp are displayed alternately Intermittent tone Remote alarm If the compressor sensor is short circuited Alarm lamp is flashed E06 and chamber temp are displayed alternately Intermittent tone Remote alarm If the ambient temp sensor is disconnected Alarm lamp is flashed E07 and chamber temp are displayed alternately Intermittent tone Remote alarm Sensor abnormality If the ambient temp sensor is short circuited Alarm lamp is flashed E08 and chamber temp are displayed alternately Intermittent tone Remote alarm Memory back up When power failure or disconnected the power cord Set value memorize
42. he aperture for the recorder on the front top of the unit by removing the locating screw and remove the cover by pushing the shaft on both sides outwards Fig 1 3 Attach the recorder to the front cover with the screw 4 Remove the black rubber caps inside and outside on the access port located at the top corner of the unit and take the insulation out of the access port 5 Pass the recorder sensor into the chamber through the access port Fig 2 6 Fix the recorder sensor to the fan cover located at the top of the chamber with the binder provided Fig 3 7 Route the capillary on the top of the chamber and fix it at two points with the provided clips and screws Fig 4 8 Replace the insulation in the access port 9 Make a cut on the rubber caps so that the capillary can pass the caps and place them back on the access port inside and outside Fig 5 Fig 1 Fig 2 Fig 3 Cove Shaf Senso Binde Fig 4 Clip amp Fig 5 Capillar Rubber 70 32 OPTIONAL COMPONENTS Attachment of recorder MTR G04A or MTR G04C 1 Follow the instruction manual provided with the temperature recorder and attach the recorder to the fixture MPR S7 2 Open the aperture for the recorder on the front top of the unit by removing the locating screw and remove the cover by pushing the shaft on both sides outwards Fig 6 3 Remove the black rubber caps inside and outside on the access port located at the top co
43. hes buzzer alarm with 15 minutes delay Preset alarm temperature can be varied between set temp 2 and 14 Default Set temp 5 Door alarm DOOR lamp is lit buzzer alarm with 1 15 minutes delay Default 2min Remote alarm contact Allowable contact capacity DC30V Max 2A When the alarming buzzer actives or power failure occurred Open between COM and N C Close between COM and N O When you press BUZZER key to stop buzzer sounding Open between COM and N O Close between COM and N C Life span for fan motor Fan motor accumulation time is notified when about 6 years has passed Life span for battery Battery accumulation time is notified when about 3 years has passed Setting check MPR 48B option When battery switch is turned on without setting after attachment E09 and chamber temp are displayed Power failure alarm Option During power failure is occurred ALARM lamp blinks buzzer sounds intermittently and remote alarm contact turns over Overheating protection When the chamber temperature is equal or higher than 30 condensing fan DEF heater drain pan heater and drain pipe heater are turned off When the chamber temperature is equal or lower than 25 condensing fan DEF heater drain pan heater and drain pipe heater are turned on Overcooling protection When the chamber temperature is equal or lower than 1 compressor is turned off When the chamber temperature is equal or higher than 6 compressor
44. hese cases alarm is removed automatically by running the unit for several hours When unit does not get cold enough A large amount of items or warm product was put in the unit The air exhaust vent is blocked up with containers The unit is in direct sunlight The door is frequently opened There is a nearby heat source The ambient temperature is too high The door is not securely closed The heat source is put in the unit The door seal is damaged or foreign substance is inserted between door gaskets Note If the malfunction is not eliminated after checking the above items or the malfunction is not shown in the above table contact Sanyo sales representative or agent 63 25 DISPOSAL OF UNIT WARNING 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 64 26 DISPOSAL OF UNIT Waste Electrical and Electronic Equipment WEEE Directive 2002 96 EC English Your SANYO product is designed and manufactured with high quality materials and components which can be recycled and reused This symbol means that electrical and electronic equipment at their end of life should be disposed of separately from your household waste Please dispose of this equipment at your local communit
45. his may lead to damage to the inner components or electric parts Load line Load line Stock space Side view Cooling air Fan Air exhaust vent Air intake vent 54 16 CHAMBER TEMPERATURE SETTING 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 4oC Note The unit is set at the factory with a chamber temperature of 5oC Table 1 Basic operation sequence Example Chamber set temperature 4oC Description of operation Key operated Indication after operation 1 Turn the power switch ON The current chamber temperature is displayed 2 Press set key SET The first digit is flashed 3 Press numerical value shift key and scroll the figure to 4 When pressed the figure of settable digit increases 4 Press set key SET Set temperature is memorized and the current chamber temperature is displayed Note The temperature set mode returns to the temperature display mode automatically when 90 seconds has passed without any key operation In this case the chamber temperature setting is not accepted The available set range of chamber temperature is between 2 and 23oC The partial freezing may occurred if the set temperature is lower than 3oC KEY LOCK FUNCTION This unit is provided with a key lock function When the key lock is ON change of
46. ical value shift key When pressed the figure of settable digit increases 6 Press set key SET Alarm temperature is memorized and the current chamber temperature is displayed 56 18 SETTING OF DELAY OF DOOR ALARM The door check indicator is light when the door is opened and the alarm buzzer sounds with some delay to notice the door opening The delay time between lighting of the door check indicator and activation of the alarm buzzer can be changed Set an appropriate delay time according to the condition of use to prevent the rise of chamber temperature resulting from inadequate door close Setting range of delay time 1 and 15 minutes Initial setting factory setting 2 minutes Table 5 Procedure for setting of delay of door alarm Change the delay time to 3 min from 2 min Description of operation Key operated Indication after operation 1 The current chamber temperature is displayed 2 Press up arrow key for 5 seconds F00 is displayed and the first digit blinks 3 Press up arrow key 4 times The display is changed to F04 from F00 4 Press set key SET The current setting 002 is displayed and the first digit blinks 5 Press up arrow key and scroll the figure to 3 The display is changed to 003 from 002 6 Press set key SET Delay time is memorized and the current chamber temperature is displayed Note The setting mode returns to the temperature display mode automatically
47. is turned on Self diagnostic functions When any sensor among temp sensor AT sensor DEF sensor and comp safe sensor is failed error code and chamber temperature is alternately displayed the buzzer sounds intermittently and remote alarm contact turns over Control panel ALARM Alarm indicator lamp DOOR Door check lamp for door ajar BUZZER Alarm buzzer stop key SET Set key key Scroll key key Up arrow key Key lock functions Press the key for around 5 seconds to be Key Lock available L0 Unlock L1 Lock 4 Dimensions 5 Cooling unit parts Unit Specification Parts description 110 115V 60Hz 220 240V 50Hz 220V 60Hz Compressor Type FL 2088PF FL 2088SP FL 2088RA Code 7FB 0 M101 003 02 7FB 0 M101 003 03 7FB 0 M101 003 04 Rated voltage 110 115V 60Hz 220 240V 50Hz 220V 60Hz Refrigeration oil Kind15HT Charged q ty300cc Cooling system Forced air cooling system Condenser Type W 480P406 columns6 353pcs Wire and tube Evaporating pipe W 390P304 columns6 0 X T0 5 Evaporator Type Fin and tube type Capillary tube Resistance Psi 57Psi Length L 1500 Outer diameter OD 2 4 Internal diameter ID 1 2 Refrigerant R 134a Charged q ty 110g Drier XH 9 Charged q ty 18g Condensing fan 1964pcs MaterialAS Suction Condensing fan motor SE4 D041N1P Output 4W SE4 D041N5P Output 4W SE4 D041N5P Output 4W Cooling fan 1204pcs MaterialABS Suction Cooling fan m
48. losion or fire or may result in the current leakage or electric shock by the corrosion of the electrical components A location without the possibility of anything fall Avoid installing the unit in the location where anything can fall down onto the unit This may cause the breakdown or failure of the unit 51 13 Leveling foot Fig 1 INSTALLATION 1 Removing 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 diluted neutral dishwashing detergent Undiluted detergent can damage the plastic components For the dilution refer to the instruction of the detergent After the cleaning with the diluted detergent always wipe it off with a wet cloth Then wipe off the panels with a dry cloth 2 Adjusting the leveling feet Extend the leveling feet by rotating them counterclockwise to contact them to the floor Ensure the unit is level See Fig 1 3 Fixing the unit Two fixtures are attached to the rear of the frame Fix the frame to the wall by attaching a rope or chain between the wall and the fixtures If holes can be drilled in the wall drill a 10 5 mm diameter hole Fig 2 and fix the unit by using the special bolt nut supplied This bolt nut can only be used on a concrete wall 4 Ground earth The ground earth is for preventing the electric shock in the case of the electrical insulation i
49. morization of non volatile memory is failed When you change model code in F17 E2P and chamber temperature are displayed alternately with buzzer sounds intermittently and remote alarm turns on if memorization in non volatile memory is failed You can stop the buzzer sounding and remote alarm operation by pressing BUZZER key Error code priority Highest priority on the damage possibility on contents Higher priority on the possibility of high load on the components or products No 1 Temp sensor E01 E02 No 2 DEF sensor E03 E04 No 3 Comp safe sensor E05 E06 No 4 AT sensor E07 E08 No 5 Compressor abnormal temperature E10 No 6 Battery setting check E09 No 7 Memorization of non volatile memory is failed E2P 7 Alarms High temp alarm When the chamber temperature is equal or higher than set temperature high temp alarm set temperature 0 09 ALARM lamp and temperature display blink buzzer sounds intermittently and remote alarm turns on after delay time elapses High temp alarm set temperature 5 Default Delay time 15 minutes Default When the chamber temperature is equal or lower than set temperature ALARM lamp goes off temperature display stops blinking buzzer stops sounding and remote alarm turns off You can cancel the buzzer and remote alarm operation by pressing BUZZER key during high temp alarm Low High 15 Low temp alarm When the chamber temperature is equal or lower than set temperature low te
50. mp alarm set temperature 0 09 ALARM lamp and temperature display blink buzzer sounds intermittently and remote alarm turns on after delay time elapses High temp alarm set temperature 5 Default Delay time 15 minutes Default When the chamber temperature is equal or higher than set temperature ALARM lamp goes off temperature display stops blinking buzzer stops sounding and remote alarm turns off You can cancel the buzzer and remote alarm operation by pressing BUZZER key during low temp alarm 0 alarm When the chamber temperature is lower than 0 0 ALARM lamp and temperature display blink buzzer sounds intermittently remote alarm turns on without delay When the chamber temperature is equal or higher than 0 0 ALARM lamp goes off temperature display stops blinking buzzer stops sounding and remote alarm turns off You can cancel the buzzer and remote alarm operation by pressing BUZZER key during 0 alarm 0 alarm has the higher priority than low temp alarm Door alarm When the door is open DOOR lamp DP52 is lit Buzzer sounds intermittently after delay time elapses Buzzer and remote alarm do not activate simultaneously Delay time 2 minutes Default You can cancel the buzzer by pressing BUZZER key and the buzzer does not sound again Power failure alarm With the battery kit MPR 48B is attached and you select 001 in F42 the unit diagnoses as power failure is occurred once you turn the battery switch on ALARM lamp
51. n F06 prior to the operation Input F42 and press SET key to display 000 or 001 Change to alternative value with key Press SET key to memorize the value and revert to chamber temperature display 000 Battery kit is unattached 001 Battery kit is attached 21 F43 lt Function gt Notice of fan motor lifespan lt Operation gt Input service code in F06 prior to the operation Input F43 and press SET key to display 000 or 001 Change to alternative value with key Press SET key to memorize the value and revert to chamber temperature display 000 Not notified 001 Notified Default F50 lt Function gt Setting of temp alarm delay time lt Operation gt Input service code in F06 prior to the operation Input F50 and press SET key to display 015 Default Change to your desired value with key and key Press SET key to memorize the value and revert to chamber temperature display 000 No delay time F44 49 51 59 Unused Simply passing through with the buzzer tone emitted 10 Compressor control Compressor ON and OFF temperature Differential point Compressor ON When chamber temperature is equal to set temperature 0 6 Compressor OFF When chamber temperature is equal to set temperature 0 4 Unit has 3 minutes delay time since the compressor is turned off so the compressor is not turned on even though the unit meets the above condition Compressor operation when temp sensor is malfunction
52. ng 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 Never install 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 Always ground earth the unit to prevent electric shock If the 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 that on the rating label may cause fire or electric shock Never store volatile or flammable substances in this unit if the container cannot be sealed These may cause explosion or fire Do not insert metal objects such as a pin or a wire into any vent gap or any outlet on the unit This may cause electric shock or injury by accidental contact with moving 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 Turn off the power switch if provided and disconnect the
53. ntly and remote alarm turns on You can stop the buzzer sounding and remote alarm operation by pressing BUZZER key Chamber temperature is set in 5 which is controlled by the temperature in DEF sensor E03 DEF sensor is disconnected E03 and chamber temperature are alternately displayed Buzzer sounds intermittently and remote alarm turns on You can stop the buzzer sounding and remote alarm operation by pressing BUZZER key 13 E04 DEF sensor is short circuited E04 and chamber temperature are alternately displayed Buzzer sounds intermittently and remote alarm turns on You can stop the buzzer sounding and remote alarm operation by pressing BUZZER key You cannot obtain performance of defrosting correctly during E03 and E04 emitted E05 Comp safe sensor is disconnected E05 and chamber temperature are alternately displayed Buzzer sounds intermittently and remote alarm turns on Compressor turns off during E05 is emitted You can stop the buzzer sounding and remote alarm operation by pressing BUZZER key E06 Comp safe sensor is short circuited E06 and chamber temperature are alternately displayed Buzzer sounds intermittently and remote alarm turns on You can stop the buzzer sounding and remote alarm operation by pressing BUZZER key E07 AT sensor is disconnected E07 and chamber temperature are alternately displayed Buzzer sounds intermittently and remote alarm turns on Compressor protection is incorrectly activated during AT s
54. onds 2 F00 is shown on temperature display Input your desired function code with key and key 3 Press SET key to be function code available Service code 384 You cannot use the function modes specified as Service in the above without input service code 384 prior to use Service code is cancelled by input 000 in F06 or turn the power off Descriptions of Function codes F00 Simply passing through In F00 displayed press SET key to revert to chamber temperature display F01 lt Function gt lt Operation gt Setting of high temp alarm Input F01 and press SET key to display 005 Default Change to your desired value with key and key Range 002 014 Press SET key to memorize the value and revert to chamber temperature display F02 lt Function gt lt Operation gt Setting of low temp alarm Input F02 and press SET key to display 05 Default Change to your desired value with key and key Range 02 14 Press SET key to memorize the value and revert to chamber temperature display F03 lt Function gt lt Operation gt Display of battery lifespan Input F03 and press SET key to display F03 and battery lifespan alternately Press SET key to revert to chamber temperature display Displayed as 00 0 if battery accumulation is equal or less than 36 days F04 lt Function gt lt Operation gt Setting of door alarm delay time Input F04 and press SET key to display 002 Defaul
55. otor FU2 B041C1MP Output 4W FU2 B041C5MP Output 4W FU2 B041C5MP Output 4W 6 Cooling circuits 7 Wiring Diagram 8 Circuit Diagram 9 5 Components on PCB 10 MPR 721 721R AC110V 115V 60Hz AC220V 50Hz AC220V 60Hz AC230 240V 50Hz Compressor Type FL 2088PF FL 2088SP FL 2088RA FL 2088SP Code 7FB 0 M101 003 02 7FB 0 M101 003 03 7FB 0 M101 003 04 7FB 0 M101 003 03 Rated voltage 50 60Hz 110 115V 60Hz 220 240V 50Hz 220V 60Hz 230 240V 50Hz Winding resistance C R Main 1 48 C S Aux Type P6R0SAT PGR0SAT PGR0SAT PGR0SAT Resistance AT25 6 8 1 4 33 6 6 33 6 6 33 6 6 Overload relay Type 5 6C36C1 2 5C36C1 2 2C36C1 2 5C36C1 Action to the temp No current OFF ON Action to the current AT25 Operation time Starting capacitor Rating 150 F160VAC 60 F300VAC 60 F300VAC 60 F300VAC Running capacitor Rating 20 F260VAC 4 F400VAC 4 F400VAC 4 F400VAC Condensing fan motor Type SE4 D041N1P SE4 D041N5P SE4 D041N5P SE4 D041N5P Rating AC115V3W AC220 240V 3W AC220 240V 3W AC220 240V 3W Cooling fan motor Type FU2 R041C1MP FL2 B031C5MP FL2 B031C5MP FL2 B031C5MP Rating AC115V4P AC220 240V 4W AC220 240V 4W AC220 240V 4W DEF heater Rating 73 8W Resistance AT25 Drain pan heater Rating 10W115V 10W230V 10W230V 10W230V Resistance AT25 1322 5 5290 5290 5290 Drain pipe heater Rating 2 8W115V 2 6W230V 2 6W230V 2 6W230V Resist
56. power supply to the unit prior to any repair or maintenance of the unit in order to prevent electric shock or injury Do not touch any electrical parts such as power supply plug or operate switches with a wet hand This may cause electric shock WARNING 43 5 PRECAUTIONS FOR SAFE OPERATION 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 Never splash water directly onto the unit as this may cause electric shock or short circuit Never put containers with liquid on the unit as this may cause electric shock or short circuit when the liquid is spilled Never bind process or step on the power supply cord or never damage or break the power supply plug A broken supply cord or plug may cause fire or electric shock Do not use the supply cord if its plug is loose Such supply cord may cause fire or electric shock Never disassemble repair or modify the unit yourself Any such work carried out by an unauthorized person may result in fire or electric shock 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 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
57. repare a safety check sheet when you request any repair or maintenance for the safety of service personnel CAUTION 45 7 ENVIRONMENTAL CONDITIONS This equipment is designed to be safe at least under the following conditions based on the IEC 61010 1 1 Indoor use 2 Altitude up to 2000 m 3 Ambient temperature 5oC to 40oC 4 Maximum relative humidity 80 for temperature up to 31oC decreasing linearly to 50 relative humidity at 40oC 5 Mains supply voltage fluctuations not to exceed 10 of the nominal voltage 6 Other supply voltage fluctuations as stated by the manufacture 7 Transient overvoltages according to Installation Categories Overvoltage Categories II For mains supply the minimum and normal category is II 8 Pollution degree 2 in accordance with IEC 60664 46 8 REFRIGERATOR COMPONENTS 1 8 9 2 13 4 12 6 11 MPR 721 7 5 3 16 15 17 18 10 14 19 MPR 721R 13 Back side 17 18 6 47 9 REFRIGERATOR COMPONENTS 1 Front cover Open this cover when connecting the remote alarm or replacing glow stater for fluorescent lamp 2 Control panel The chamber temperature and alarms can be set through the keys on the control panel The temperature indicator and lamps are also provided on the control panel Refer to page 11 3 Light switch This switch is used for turning the fluorescent lamp off and on 4 Space for automatic temperature recorder
58. rner of the unit and take the insulation out of the access port 4 Pass the recorder sensor into the chamber through the access port Fig 7 5 Fix the recorder sensor to the fan cover located at the top of the chamber with the binder provided Fig 8 6 Route the capillary on the top of the chamber and fix it at two points with the provided clips and screws Fig 9 7 Replace the insulation in the access port 8 Make a cut on the rubber caps so that the capillary can pass the caps and place them back on the access port inside and outside Fig 10 9 Bind the lead wire on the right upper side of the unit with the provided band 10 Remove the connector cap located on the left side and then connect the recorder connector 11 Attach the recorder on the front cover with a screw Senso Binde Clip amp screw Fig 6 Cove Shaf Fig 7 Fig 8 Fig 9 Fig 10 Capillar Rubber 71 33 OPTIONAL COMPONENTS Attachment of battery kit MPR 48B The alarm lamp blinks and the alarm buzzer sounds to notice the power failure when a battery for power failure alarm is installed For the installation of the battery for power failure alarm a battery kit MPR 48B an optional component is necessary A battery for power failure alarm is included in the battery kit Contact Sanyo sales representative or agent for the installation of the battery kit MPR 48B 1 Remove the top cover on the top of the products
59. s MPR 721 MPR 721R Compressor Hermetic type Output 200W Refrigerant R 134a Oil Type 15HT Oil additive none Evaporator Fin and tube type Condenser Wire and tube skin condenser type Defrost control Cycle defrost and evaporator temperature sensing Fully automatic Automatic defrosting starts when DEF sensor temperature is 12 0 initial and completes when it is 5 0 initial Chamber temperature and dF are alternately displayed during defrost Cooling capacity 2 1 2 air temp Ambient temp 35 No load Heating capacity 23 Ambient temp 5 Control system Microprocessor control Sensor Thermistor Power supply Local voltage Temperature control range 2 23 Usable ambient temp 5 35 Noise level 41 dB A scale Maximum pressure 1516 kPa Rated voltage AC110V AC115V AC220V AC220V AC230V AC240V Rated frequency 60Hz 60Hz 60Hz 50Hz 50Hz 50Hz Power consumption 330W 340W 330W 280W 305W 305W 3 Functions MPR 721 MPR 721R Temperature display Digital temperature display green LED Temperature set range Temperature adjustment range 2 23 Digital settings Unit 1 High temperature alarm All digits flash on digital display ALARM lamp flashes buzzer alarm with 15 minute delay Preset alarm temperature can be varied between set temp 2 and 14 Default Set temp 5 Low temperature alarm All digits flash on digital display ALARM lamp flas
60. s Cleaning of cabinet Clean the unit once a month Regular cleaning keeps the unit looking new Use a dry cloth to wipe off small amounts of dirt on the outside and inside of the unit and all accessories If the outside panels are dirty clean them with a diluted neutral dishwashing detergent Undiluted detergent can damage the plastic components For the dilution refer to the instruction of the detergent After the cleaning with the diluted detergent always wipe it off with a wet cloth Then wipe off the cabinet or accessories with a dry cloth 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 Cleaning of evaporating tray This unit is provided with the evaporating tray on the back 1 Four screws of the fixing bracket are removed 2 The evaporating tray downwards to removed 3 Wash the evaporating tray and replace Evaporating tray Screw Fixing bracket 61 23 ROUTINE MAINTENANCE Replacement of fluorescent lamp Follow the procedure below when replacing a fluorescent lamp The fluorescent lamp is located horizontally at upper front of the cabinet 1 Turn off the light switch and disconnect the power supply plug of the refrigerator 2 Move the stored items on the top shelf and in the top drawer 3 Pull the fluorescent lamp downwards from the stopper
61. s 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 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 Bolt provided 45 mm 10 5 mm Fig 2 52 14 START UP OF UNIT Follow the procedures for the initial and consequent operations of the unit 1 Connect the power cord to the dedicated outlet with appropriate rating CAUTION If the unit is unplugged or the power to the unit is interrupted do not restart the unit for at least 5 minutes This protects the compressor 2 On start up the alarm buzzer sometimes operates In this case stop the buzzer by pressing the alarm buzzer stop key BUZZER 3 Set the chamber temperature to 5oC 4 Allow the chamber temperature to fall to 5oC Check the chamber temperature on the temperature indicator 5 Turn on the fluorescent light switch to check the light After checking turn off the switch if the light is not necessary 6 Set the desired temperature When the chamber temperature gets to the set temperature begin slowly placing items into the chamber to minimize the temperature rise CAUTION The chamber is refrigerated by the forced circulation of cooled
62. sag s Aidez nous conserver l environnement dans lequel nous vivons Les machines ou appareils lectriques et lectroniques contiennent fr quemment des mati res qui si elles sont trait es ou limin es de mani re inappropri e peuvent s av rer potentiellement dangereuses pour la sant humaine et pour l environnement Cependant ces mati res sont n cessaires au bon fonctionnement de votre appareil ou de votre machine Pour cette raison il vous est demand de ne pas vous d barrasser de votre appareil ou machine usag avec vos ordures m nag res Spanish Los productos SANYO est n dise ados y fabricados con materiales y componentes de alta calidad que pueden ser reciclados y reutilizados Este s mbolo significa que el equipo el ctrico y electr nico al final de su ciclo de vida no se debe desechar con el resto de residuos dom sticos Por favor deposite su viejo televisor en el punto de recogida de residuos o contacte con su administraci n local En la Uni n Europea existen sistemas de recogida espec ficos para residuos de aparatos el ctricos y electr nicos Por favor ay denos a conservar el medio ambiente 66 28 DISPOSAL OF UNIT Portuguese O seu produto SANYO foi concebido e produzido com materiais e componentes de alta qualidade que podem ser reciclados e reutilizados Este s mbolo significa que o equipamento el ctrico e electr nico no final da sua vida til dever ser descartado separadam
63. t Change to your desired value with key and key Range 001 015 Press SET key to memorize the value and revert to chamber temperature display F06 lt Function gt Setting of service code Initialization of battery and fan motor lifespan lt Operation gt Input F06 and press SET key to display 000 Default Change to 384 with key and key Press SET key to memorize the value and revert to chamber temperature display You can use all the function codes lt Cancel gt Input F06 to display 384 Change to 000 with key and key Press SET key to memorize the value and revert to chamber temperature display Turning the power on and off is another way is to change the display to 000 It is not stored in non volatile memory 18 lt Reset of battery lifespan gt Step into F06 and input 384 for service code Input 409 to initialize battery accumulation time Unit reverts to chamber temperature display automatically Service code is automatically cancelled after the reset lt Reset of fan motor lifespan gt Step into F06 and input 384 for service code Input 410 to initialize fan accumulation time Unit reverts to chamber temperature display automatically Service code is automatically cancelled after the reset F07 lt Function gt To match temperature in temp sensor to 1 2 chamber air temperature Zero adjustment of temp sensor lt Operation gt Input service code in F06 prior to the
64. temperature Table 4 shows the procedure to set the low temperature alarm so that the alarm can activate when the chamber temperature is 3oC lower than the set temperature Table 3 Procedure for setting high temperature alarm Description 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 Press numerical value shift key and scroll the figure to 1 When pressed the figure of settable digit increases 4 Press set key SET The first digit is flashed Pressing the key shifts the digit which can be set 5 Set the temperature to 003 with the digit shift key and numerical value shift key When pressed the figure of settable digit increases 6 Press set key SET Alarm temperature is memorized and the current chamber temperature is displayed Table 4 Procedure for setting low temperature alarm Description 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 Press numerical value shift key and scroll the figure to 2 When pressed the figure of settable digit increases 4 Press set key SET The first digit is flashed Pressing the key shifts the digit which can be set 5 Set the temperature to 03 with the digit shift key and numer
65. temperature setting through the key pad is not available The key lock is set in OFF at the factory Display Mode Function L 0 Key lock is OFF Enable to change of temperature setting L 1 Key lock is ON Disable to change 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 The current chamber temperature is displayed 2 Press digit shift key for 5 seconds The first digit is flashed 3 Press numerical value shift key and scroll the figure to 1 When pressed the figure of settable digit increases 4 Press set key SET The key lock is set to ON The current chamber temperature is displayed 55 17 ALARM 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 2oC and 14oC and 2oC and 14oC for low temperature alarm against the chamber temperature Note The temperature alarm is set at 5oC of the set temperature at the factory Display Mode Function F01 High temperature alarm set See Table 5 on page 19 F02 Low temperature alarm set See Table 5 on page 19 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 3oC higher than the set
66. tion PTC Squarish hole Projection inside Terminal cover Ready to mount on compressor 28 7 5 Mount terminal cover on the compressor terminal without space between them Move the fixing metal back to original position and catch it by 2 projections on the terminal cover Follow the procedure vice versa for the removal of terminal cover Projection 29 Control panel Front cover removed Light switch Glow starter Remote alarm terminal with cover Ceiling of chamber Temp sensor Condensing fan Back side Ceiling Compressor Breaker switch Parts layout 30 Inside of ceiling Inside of ceiling Duct Thermostat cover Electric BOX Fan motor Thermostat for low temp alarm Inside of Electric BOX Main PCB Switching power supply Inside of Electric BOX Cover Temp control relay G4F 1123T Ballast Comp protected relay Starting cap G4F 11123T Running cap 31 Temperature of components Reference data on maximum cooling 50Hz 60Hz 50Hz 60Hz Compressor case bottom 46 1 45 0 51 7 51 0 Discharge pipe 66 7 68 0 74 7 77 6 Dryer inlet 33 6 33 4 38 9 39 5 Evaporator inlet 18 9 20 8 15 8 17 3 Evaporator outlet 19 0 21 2 16 1 17 9 Header outlet 20 0 22 2 17 0 18 9 Suction pipe 17 9 16 9 21 9 21 4 Air temperature at center of chamber 9 5 11 9 9 1 11 1 Discharge pressure Pd Mpa 1 000 0 997 1 139 1 160 Suction pressure Ps Mpa
67. to F42 from F02 6 Press set key SET The current setting 000 is displayed and the first digit blinks 7 Press numerical value shift key and scroll the figure to 1 The display is changed to 001 from 000 8 Press set key SET The setting is memorized and the current chamber temperature is displayed 74 36 SPECIFICATIONS Name Pharmaceutical Refrigerator Model MPR 721 MPR 721R External dimensions W770 x D830 x H1955 mm Internal dimensions W650 x D710 x H1500 mm Effective capacity 684 L 671 L Exterior Painted steel Interior Painted steel Door Double layer pair glass steel plate automatic closing mechanism Insulation Rigid polyurethane foamed in place Shelf Hard steel wire on polyethylene coating 4 pcs Max load 50 kg shelf Drawer Painted steel 5 pcs Max load 40 kg drawer Access port Top side Left side Right side Inner diameter 30 mm Compressor Hermetic type Output 200 W Condenser Wire and tube type Evaporator Fin and tube type Refrigerant R 134a Internal heater 153 W Temperature controller Microprocessor control system Temperature display Digital display Alarm High temperature Low temperature Door Power failure Sensor Remote alarm contact Allowable contact capacity DC 30 V 2 A Memory back up Nonvolatile static memory Fluorescent lamp White light 20 W FL20SD x 1 Glow starter FG 1P Accessories 1 set of key
68. ture of the cycle in each area SV 5air temperature Unit Maximum Minimum Middle of cycle Differential Maximum Minimum Middle of cycle Differential 7 1 4 3 5 7 1 4 7 0 4 1 5 6 1 5 7 3 3 6 5 5 1 9 7 2 3 5 5 5 1 9 7 0 4 1 5 6 1 5 6 9 4 1 5 6 1 4 7 1 3 1 5 2 2 0 7 0 3 0 5 2 2 0 7 0 2 3 4 8 2 4 7 0 2 2 4 8 2 4 7 1 2 9 5 2 2 1 7 1 3 0 5 2 2 1 6 7 3 0 5 0 1 9 6 7 2 8 4 9 2 0 7 0 1 9 4 4 2 6 6 9 1 8 4 4 2 6 6 9 1 4 4 3 2 8 6 8 1 3 4 3 2 8 6 4 2 4 4 6 2 0 6 3 2 3 4 6 2 0 7 2 1 7 4 6 2 6 7 1 1 5 4 6 2 5 6 8 2 0 4 5 2 4 6 7 1 8 4 5 2 5 7 0 2 1 4 7 2 3 7 0 1 8 4 7 2 3 7 4 1 4 4 6 2 8 7 3 1 3 4 6 2 7 6 3 1 8 4 1 2 2 6 4 1 8 4 1 2 3 Average 4 9 4 8 Unit Maximum Minimum Middle of cycle Differential Maximum Minimum Middle of cycle Differential 7 4 4 5 5 9 1 5 7 4 4 5 6 0 1 5 7 5 3 8 5 6 1 9 7 5 4 0 5 8 1 8 7 2 4 1 5 7 1 6 7 3 4 4 5 9 1 5 7 3 3 3 5 2 2 0 7 3 3 4 5 4 2 0 7 0 2 4 4 6 2 3 7 1 2 5 4 8 2 3 7 3 3 0 5 2 2 2 7 3 3 3 5 5 2 0 6 7 2 9 4 8 1 9 6 9 3 1 5 0 1 9 6 9 2 0 4 2 2 5 7 0 2 1 4 5 2 5 6 7 1 4 4 0 2 7 6 9 1 6 4 3 2 7 6 4 2 5 4 4 2 0 6 5 2 7 4 7 1 9 7 0 1 7 4 3 2 7 7 2 1 9 4 6 2 6 6 7 2 0 4 3 2 4 6 8 2 1 4 5 2 4 7
69. y waste collection recycling centre In the European Union there are separate collection systems for used electrical and electronic products Please help us to conserve the environment we live in German Ihr SANYO Produkt wurde entworfen und hergestellt mit qualitativ hochwertigen Materialien und Komponenten die recycelt und wiederverwendet werden k nnen Dieses Symbol bedeutet da elektrische und elektronische Ger te am Ende ihrer Nutzungsdauer von Hausm ll getrennt entsorgt werden sollen Bitte entsorgen Sie dieses Ger t bei Ihrer rtlichen kommunalen Sammelstelle oder im Recycling Centre In der Europ ischen Union gibt es unterschiedliche Sammelsysteme f r Elektrik und Elektronikger te Helfen Sie uns bitte die Umwelt zu erhalten in der wir leben Note This symbol mark and recycle system are applied only to EU countries and not applied to the countries in the other area of the world 65 27 DISPOSAL OF UNIT French Votre produit Sanyo est con u et fabriqu avec des mat riels et des composants de qualit sup rieure qui peuvent tre recycl s et r utilis s Ce symbole signifie que les quipements lectriques et lectroniques en fin de vie doivent tre limin s s par ment des ordures m nag res Nous vous prions donc de confier cet quipement votre centre local de collecte recyclage Dans l Union Europ enne il existe des syst mes s lectifs de collecte pour les produits lectriques et lectroniques u

Service Manual MPR-721 MPR-721R

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