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How to deal with High temperature alarm

】

High-temperature stage fan is

normal

Low-temperature stage fan is

normal

Refrigerator

temperature

≥

high

temperature

alarm

set

temperature

(high

temperature

alarm

set

temperature

≥

run

set

temperature

Check

the

power

normal

Check

the

fan

and

the

control

circuit

Check

the

fan

and

the

control

circuit

Check the compressor

and control circuit

Check whether there is a refrigerant leakage, repair leakage

High

temperature

alarm

Lights

flashing

Check

the

display

board

LED

lights

and

control

circuit

After

minutes

flashing

alarm,

sound

alarm

Check

the

control

panel

buzzer

and

control

circuits

Test

Input

voltage

display

normal

Check

the

compressor

and

control

circuit

Low

‐

temperature

stage

compressor

normal

High-temperature stage

compressor is normal

Содержание DW-86L288

Страница 1: ...ra l DW 86L2 DW 86L ow Tem 288 DW 86 L486 DW 86 DW 86W mperatur L338 DW 8 6L628 DW 8 W1006 DW Haier M re Refrig 86L388 DW 86L728 DW 86W420 edical L gerator 86L388A W 86L828 Laboratory FILE No y Product HMRSM ts Co Ltd 001 01 ...

Страница 2: ... 220 50 All DW 86L338 BE0FU3E1T 220 50 All DW 86L388 BE06RCE1T 220 50 All DW 86L388A BE0FV3E1T 220 50 All DW 86L486 BE06RJE1T 220 50 All DW 86L490 BE06QGE1T 220 50 All DW 86L626 BE03D2E1T 220 50 All DW 86L628 BE06QLE1T 220 50 All DW 86L728 BE0EZLE1T 220 50 All DW 86L828 BE0F09E1T 220 50 All DW 86W100 BE0385E1T 220 50 All DW 86W420 BE0381E1T 220 50 All ...

Страница 3: ...th temperature probe type PT100 27 Detailed technical data of the product 28 product nameplate 29 Transportation and Installation 30 1 Transportation of the product and removal of package 30 2 The product enters the placement room 31 3 Product installation and matters needing attention 32 Specifications of LCD panel 35 1 Unlock 35 2 Temperature setting 35 3 High Temperature Alarm 36 4 Low Temperat...

Страница 4: ...60 Troubleshooting 61 How to deal with High temperature alarm 65 How to deal with Low temperature alarm 66 Points needing attention during normal use of the product 67 1 Points needing attention during normal use proper use 67 2 Points needing attention during normal use safety requirement 69 3 Points needing attention during normal use disposal of special circumstances 73 Other maintenance and re...

Страница 5: ...ltra low temperature storage refrigerator with the temperature at characteristic temperature 86 horizontal and rated effective volume 628L DW XX X XXX X Design No is expressed with pinyin character sequence Rated volume value is shown with L Classification of low temperature cabinet W is horizontal and L is vertical It shows the temperature at the characteristic point inside cabinet without minus ...

Страница 6: ...alarm Multiple protective functions startup delay protection LV compensation protection and HV compensation protection 1 7 It has network functions provided with RS 232 data interface to connect the computer then the temperature inside cabinet can be displaced via computer to display the alarm information The temperature can be controlled by computer and whether the monitoring equipment is normal ...

Страница 7: ...7 88 Product appearance DW 86L388 486 628 728 828 ...

Страница 8: ...8 88 DW 86L288 DW 86L338 388A ...

Страница 9: ...9 88 DW 86L490 DW 86W100 ...

Страница 10: ...10 88 DW 86W420 ...

Страница 11: ...11 88 Dimensions DW 86W100 ...

Страница 12: ...12 88 DW 86L490 ...

Страница 13: ...86L388 1310 550 296 620 1960 1980 620 915 870 2 DW 86L486 1310 630 296 590 1960 1980 590 945 900 3 DW 86L628 1310 630 296 760 1960 1980 760 1035 900 4 DW 86L728 1310 630 296 870 1960 1980 870 1145 900 5 DW 86L828 1310 710 296 870 1960 1980 870 1145 980 ...

Страница 14: ...denser dirty High ambient temperature Buzzer cancel Shelf replace the shelf around 45 Shelf strips Inner door PU foam structure The inner door outer seal Inner door middle seal Main doors PU foam structure VIP Outer door middle seals Outer door outer seals Chart recorder Inlet grille Power failue Improper voltage ambient temperatur Voltage Main door handle ...

Страница 15: ...f the main r in the box ess steel ng fixed clam ox beams orated bar fixed mp 15 88 Inner colo Material steel shee or Cream yel electro galva et Inner door h replace dism handle the c rotation of th Cabinet mou llow anized handle mantled center of he screw uth ...

Страница 16: ...e ca The ca P Door h Name numb S Test hole CO2 backup s Cabin guard p bin right guar abin left guar Power code inge under eplate and ber Senser hole system plate rd rd serial 16 88 Powe Batte r swtich ry swtich ...

Страница 17: ... AC Transform Batte Conden ronic stru ard mperature zed AC contac h temperature contactor mer ery nser ucture ctor e Elec 17 88 ctrical control box Remote alarm wiring W R232 4 port m Wiring board Relay 485 serial module Battery Switch Switch Condense Fan y er ...

Страница 18: ...18 88 High temperature compressor Low temperature compressor Condensation fan Induced draft fan Standby Pressure increase Pressure decrease Mother Board ...

Страница 19: ...er sensor Heat exchanger sensor Computer panel test key under the condition of power ON press down the test key and see if all relay lamps are lighting in continuous cycle otherwise check if the relays that are not lighting have failure Ambient temperature sensor Mother Board Voltage adjustment Screw ...

Страница 20: ...back The left High temperature stage The right Low Temperature stage High stage gas liquid separator High temperature filter Low temperature filter Anti dew tube High temperature condenser Condenser fan Oil separator Low Temperature pressure control valve ...

Страница 21: ...0uF Run capacitance 117 7121 10uF compressor DW 86W100 Escop Danfoss SC12CL power 208 230V 60Hz Start capacitance 117U5017 80uF Run capacitance Refrigerant In the nameplate R134a R404a R290 R508b Refrigerant Oil All the ULT freezer RH32H Evaporimeter DW 86L486 388 288 490 628 Ф9 52X0 8 Evaporimeter DW 86L338 388A Ф9 52X0 75 gas liquid separator All the ULT freezer 0 130XФ60X1 2 Fan motor All the U...

Страница 22: ...iagram of refrigerating system Dry filter Dry filter Capillary tube Capillary tube Condenser Evaporator Heat exchanger Gas liquid separator High temperature compressor Low temperature compressor Pressure control Valve Oil separator ...

Страница 23: ...18 19 20 21 22 23 24 25 26 27 28 29 30 31 33 34 35 36 41 42 45 58 59 60 62 63 64 65 66 0 1 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 0 1 3 2 1 2 2 1 2 1 4 5 7 6 3 1 2 1 2 2 1 1 2 1 2 2 1 1 2 2 1 2 1 1 2 1 2 1 2 2 1 2 1 2 1 1 2 K A 2 1 4 1 2 3 1 2 1 2 2 1 2 1 A K A K 2 2 1 1 1 2 3 2 1 3 2 2 1 1 ...

Страница 24: ... prober Heat prober Power panel Booster High Temperature compressor Low Temperature compressor Blower fan Pressure switch Heating wire Boosting relay Reduction relay Suction fan Display board Rechargeable battery ...

Страница 25: ... sensor Main sensor CN6 Two fans and heater Control fans and heater CN7 Condenser sensor Condenser sensor CN8 Heat exchanger sensor Heat exchanger sensor CN9 For display panel backup CN10 For display panel backup CN12 AC cantactor Control the voltage CN13 remote alarm remote alarm CN15 Backup system Backup system control CN18 Display panel Control display panel ...

Страница 26: ... 16 15 0 5 5 0 26 1 8 36 49 2 15 14 2 6 4 7 27 1 8 35 46 2 14 13 4 7 4 5 28 1 7 34 43 4 13 12 7 8 4 3 29 1 6 33 40 8 12 12 0 9 4 1 30 1 5 32 38 4 11 11 4 10 3 9 31 1 5 31 36 1 10 10 8 11 3 7 32 1 4 30 34 0 9 10 2 12 3 5 33 1 4 29 32 0 8 9 7 13 3 4 34 1 3 28 30 1 7 9 2 14 3 2 35 1 2 27 28 4 6 8 7 15 3 1 36 1 2 26 26 7 5 8 3 16 2 9 37 1 1 25 25 2 4 7 8 17 2 8 38 1 1 24 23 8 3 7 4 18 2 7 39 1 0 23 22...

Страница 27: ...e PT100 temperature Resistance KΩ temperature Resistance KΩ temperature Resistance KΩ temperature Resistance KΩ 130 48 80 68 3 30 88 2 20 107 8 120 52 1 70 72 3 20 92 2 30 111 7 110 56 2 60 76 3 10 96 1 40 115 5 100 60 3 50 80 3 0 100 50 119 4 90 64 3 40 84 3 10 103 9 60 123 2 ...

Страница 28: ...L388 38 6 388 386L 220V50Hz 1000W 1980 915 870 1310 620 550 SC21CL 4 DW 86 L628 62 6 628 626L 220V50Hz 1200W 1980 1035 900 1310 760 630 GS26CL X 4 DW 86 L728 728L 220V50Hz 1200W 1980 1145 900 1310 870 630 GS26CL X 4 DW 86 L828 828L 220V50Hz 1200W 1980 1145 980 1310 870 710 GS26CL X 4 DW 86 L338 338L 220V50Hz 900W 1866 812 893 1165 465 630 SC21CL 2 DW 86 L490 490L 220V50Hz 1100W 1980 860 900 1310 5...

Страница 29: ...29 88 product nameplate For example DW 86L338 ...

Страница 30: ... of package packing method of the product wooden support EPE During transportation the fork or hydraulic jack is required to insert into the bottom of the wooden support to transport the product Packing scheme is shown as the following figure Notes Removal of packing refers to Single Page for Removal sticked to the inside of packing carton Please note that the connecting pieces front and rear must...

Страница 31: ...n t enter the room height required by the client and its access is unavailable without the bottom base the front cover of the cabinet can be removed and open the door to 180 degree Removal of the front cap of cabinet and the notes for attention are shown as Notes In general we don t recommend removing the front cap of cabinet 2 2 Remove two screws below the front cap of cabinet Remove the front ca...

Страница 32: ... scratched The maximum inclination angle shall not 45 when handling the included angle with the horizontal direction so as not to produce the fault to refrigerating system or influence its normal use 3 Product installation and matters needing attention 3 1 Installation site of the product avoid the direct sunshine good ventilation around the site avoid a collection of dust avoid the mechanical swi...

Страница 33: ...ket with the plug of other equipment the plug and socket must be connected securely Please note that the power line shall not be twisted or pressed If the wire shall be lengthened standard of the feeder line will be 230V and 15A and the lengthened part shall not exceed 3m The equipment is especially used for 208 230V 50 60Hz power Please check the operating voltage before use if it is lower than 1...

Страница 34: ...mal performance After the refrigerator is confirmed to be normal as per and then the articles can be put in it In principle the articles stored at 60 shall not exceed 1 3 volume If temperature of the articles stored exceeds 60 then the temperature of refrigerator shall be set at a temperature higher 3 than that of the articles stored that is to say if the material temperature is 20 then the temper...

Страница 35: ... high temperature alarm set and low temperature alarm set inside the refrigerator and the corresponding indicating lamps will be lighten 2 Temperature setting For Temperature Set the display area will flash to display the temperature setting value At this time press and to change the setting values If no operation is done within 10 seconds after adjustment then it will enter locking status automat...

Страница 36: ...emperature or be less than the setting temperature by 5 when setting the high temperature 4 Low Temperature Alarm When setting Low Temperature Alarm if setting temperature display area flashes it indicates that the temperature setting values At this time press and to adjust the alarm setting value If no operation is done within 10 seconds after adjustment then it will enter locking status automati...

Страница 37: ...ed to reduce voltage When the input voltage drops to 120V the booster will be disconnected with reduction amplitude 12V When the input voltage drops to 95V the compressor is in operating for a long time without shutdown The alarm lamp flashes free from buzz alarm when the input voltage increases to 136V the compressor will operate as per the normal procedure at the same time the alarm lamp flashes...

Страница 38: ...n or equals 13 after 5 minutes later dirty condenser indicating lamp lights accompanied by the buzzer alarm Low battery indicating lamp if the lamp lights indicating the low battery and will be charged when the battery is connected to AC power the low temperature refrigerator will charge it automatically Notes When all alarms appear light alarm signal will immediately flash to alarm as well as the...

Страница 39: ... lamp in the alarm display area will light and send alarm accompanied with buzzer alarm Light flashing alarm can t be cancelled until the fault is removed While the buzzer audible alarm can be silent when press buzzing cancel with mute period of 30 minutes 30 minutes later the buzzer audible alarm will be started again ...

Страница 40: ...nergized then the start delay can be set as 01 02 03 09 10 1 minute 10 minutes by pressing or The default delay is 1 minute 3 Calibration function Under the unlock status press and hold down Function Selection for 5 seconds Temperature calibration value will be displayed on screen display area at this time the difference between display temperature and that at the special point inside the refriger...

Страница 41: ... to pull out AC power wire and shut off the battery on equipment and nothing will be displayed on the display screen 6 Meanings of fault codes When there is any trouble with the sensor Sensor Fault indicating lamp lights When the main sensor has any trouble actual temperature will be alternatively displayed on the display screen and the code is E2 When the condenser has any trouble actual temperat...

Страница 42: ...nergized when you first open the battery switch on the machine electrical control box take a long time to shut down the power to turn off this switch 7 5 The cryogenic refrigerator door every time the time to try to not more than 1 minute before closing the door seals on the ice water to wipe clean to ensure good sealing effect 7 6 In order to extend the useful life of equipment and reduce energy ...

Страница 43: ...code Fa mperature s dirty ind two hours t e sensor fa failure the E2 sor fails th E1 43 88 ault cod minus amb dicator light the indicato ilure indica display alt e display al de bient tempe t and acco or and buzz tor light ternately sh lternately s erature diffe ompanied b er not alarm hows the ac hows the a M b erence 13 by a buzzer m ctual tempe ctual temp Main sensor boxType PT1 3 C for five r ...

Страница 44: ...or failure e heat exch 5 seconds art the Low 44 88 sor failure t code E0 e sensor fa hange E3 s long pre w Temperatu the displa ault code in Select 86 ss E3 fau ure pressur ay alternat the display E3 failure ult display e machine d tely shows y alternately e E3 fault boot whe delay start Conden Type N Prob NTC the actua y shows the t disappears en the high 1 minute nser probe NTC e Type al e s h ...

Страница 45: ...d 50 heat exchanger sensor so no E3 E4 fault Model independent backup system no E0 E1 E3 E4 fault Alternately display time the actual temperature display 6 seconds the fault code is displayed for 2 seconds The heat exchanger sensor probes foam box inside of the bottom Heat exchanger sensor terminal ...

Страница 46: ...separator which can prevent liquid freezing medium from being absorbed into compressor This is an integrated high temperature system refrigerating cycle After freezing medium is compressed by second level compressor freezing medium firstly receives pre cooling of precooler After passing through oil separator and dryer it condensates on heat exchange coil Condensed freezing medium passes through fi...

Страница 47: ...erature is 20 C then the cryogenic cabinet set at a temperature of 23 C ensure the shutdown of the freezer and a normally open stop more than eight hours 4 prohibits are all temperature freezer cold storage equipment storage of low temperature materials can not be used to the higher temperature of quick frozen plasma products non disposable put too many relatively too hot items this will cause the...

Страница 48: ...er sale service personnel to repair it Infusion of freezing medium When DW 86L386 series of ultra low temperature cabinet products are repaired there are very strict requirements for environment and repair otherwise refrigerating effect may be bad to normalize the maintenance operation specification of medical application refrigerator DW 86L388 series of ultra low temperature cabinet products the ...

Страница 49: ... that two vacuum pumps high and low pressure shall vacuumize separately at the same time pressure gage and gage valve shall be installed on high and low pressure infusion tubes When evacuation time has been reached firstly stop high pressure evacuation and the opening of high temperature infusion tube shall be sealed and welded immediately as the pressure of freezing medium is too high when a mach...

Страница 50: ... SL 490C2W Special No Fan application Evaporation fan Condensation fan Manufacturer EBM EBM Fan model Rated voltage 230V 230V Input power 10W 10W Fan type Induced draft type Induced draft type Dimension Fan blade diameter 200 Fan blade diameter 230 ...

Страница 51: ... frequency Hz 50 Input power W 800W Current A 3 Rated voltage V 220 Cooling mode Forced wind cooling Product model DW 86L626 628 728 828 Compressor model GS26CLX Voltage range V 220 240 Refrigerating output W 1 HP Rated frequency Hz 50 Input power W 927W Current A 4 Rated voltage V 220 Cooling mode Forced wind cooling High temperature level compressor Low temperature level compressor Condensation ...

Страница 52: ...es maintenance depending on the situation by the Medical Division technical staff 2 Refrigerant code high temperature level for R134a and R404a Low Temperature the HRA R290 and the HRB R508b 4 Refrigerant perfusion process Preparatory work 1 refrigerant R134A R404A HRA HRB 2 Hansen valve 3 standard electron error 3g 4 vacuum pump 4L 5 The pressure gauge requirements can be read at the same time a ...

Страница 53: ...ather prohibiting the opening of the system should immediately open system machine pipe welding completed 3 because of the machine on the water in the system is very strict so the machine pipe openings should immediately tape each pipe junction sealed to prevent air from entering the system and requires the completion of 20 minutes each opening pipeline welding Vacuum 1 the middle of the vacuum pu...

Страница 54: ...se so ore of the 54 88 ickly high high press ressure co time to o then main chine syst machine pi ur and the ne hour s far before vacuum PICTURE 1 tempera sure refri ontinues t one hour ntained at tem is in cked up t en contin o evacuat e reperfus pump is n 3Pa ture perf igerant pr to find tim after the t a negativ a vacuum the case o ue to rem ted opera sion necessary 3P usion tub ressure is me t...

Страница 55: ...55 88 PICTURE 2 PICTURE 3 PICTURE 4 U Unit Pa 3Pa ...

Страница 56: ...perfusion HRB refrigerant because of higher the HRB refrigerant pressure Perfusion was performed in accordance with the attached table Irrigation after the infusion process tube sealing sealing effect is shown in Figure 6 Note 1 Low Temperature perfusion must be accurate small differences will affect the cooling effect 2 low temperature and high pressure refrigerant refrigerant cylinder is relativ...

Страница 57: ...electronic weighing scales perfusion 5 Evacuation and refrigerant perfusion is not in accordance with the above requirements and operating process execution lead to machines refrigeration poor or no refrigeration and returned machine outlets 6 The number of ultra low temperature cabinet products perfusion refrigerant accuracy g is very strict said in 3g standard electronic network maintenance must...

Страница 58: ...ully at one time at the time of infusing above freezing mediums cylinders must be placed upside down to infuse liquid As the infusion quantity of low temperature level freezing medium is small and the requirement for the infusion quantity of freezing medium is very strict if infusion quantity is not accurate refrigerating effect will be directly affected As low temperature freezing medium has high...

Страница 59: ...e evacuation time of machine system freezing medium infusion are not carried out according to above time requirement and operation flow as a result a machine has bad refrigeration or no refrigeration and the machine is replaced or returned once verified by our head office those that are re maintained shall be claimed according to two times of the machine s maintenance cost in case that machine is ...

Страница 60: ... DW 86L386 570 235 20 DW 86L388 560 235 20 DW 86L486 580 265 30 DW 86L490 550 285 30 DW 86L626 628 90 810 305 30 DW 86L728 90 800 320 30 DW 86L828 80 685 315 30 DW 86W420 old type 180 420 20 140 2012 4 1 DW 86L288 old type 165 385 24 135 2011 1 10 DW 86L386 old type 95 525 28 162 2010 11 24 DW 86L388 old type 95 525 28 162 2011 1 12 DW 86L626 628 old type 180 420 30 180 2010 12 25 Note refrigerant...

Страница 61: ... switch is damaged Change the pressure switch 3 High temperature level compressor has poor refrigeration Repair high temperature level refrigerating system 3 Fan does not rotate 1 Fan wiring is loose Checking the wiring 2 Fan blades are blocked by foreign matters Checking and clean them 3 Fan is damaged Change parts 4 High temperature in cabinet 1 The temperature setting of outage is too high Re s...

Страница 62: ... and make repair welding Compressor is damaged Change the compressor Low temperature level compressor vent pipe is not hot Low temperature level pipe leaks Find the leak location and make repair welding Compressor is damaged Change the compressor High and low temperature level compressor vent pipes not hot High low temperature level pipe leaks Find the leak location and make repair welding Compres...

Страница 63: ...in low temperature cabinet 10 it Displays that inside temperature sometimes is high and sometimes is low Sometimes more than 20 sometimes below zero Computer board has a failure refrigerating system can not work normally Change the Computer board 11 Display E0 or other signs Master sensor fault E2 condenser sensor fault E1 ambient temperature sensor fault E0 Check if sensor contact is bad or not o...

Страница 64: ...hort circuit 1 Check the heat exchanger sensor terminal plug bad or falling sensor for damage 2 Check the main control board sensor plug terminal is loose or poor contact whether the display panel damage 3 Replacement spare sensor 4 E3 long press to beep cancel after 5 seconds E3 alarm will disappear when the alarm The temperature stage one minute after the start of the Low Temperature startup 5 T...

Страница 65: ... circuit Check the fan and the control circuit Check the compressor and control circuit Check whether there is a refrigerant leakage repair leakage High temperature alarm Lights flashing Check the display board LED lights and control circuit After 15 minutes flashing alarm sound alarm Check the control panel buzzer and control circuits Test Input voltage display is normal Check the compressor and ...

Страница 66: ...rature alarm Lights flashing Refrigerator temperature high temperature alarm set temperature high temperature alarm set temperature run set temperature 5 Check the display board LED lights and control circuit Check the control panel buzzer and control circuits Check the compressor and control circuit Adjust the temperature deviation Check the fan and the control circuit Check whether there is a re...

Страница 67: ...mperature of heat detector of the storage room Although there is a difference between the displayed temperature and the actual temperature in the center of storage room it will approach to the true temperature gradually A through hole is provided on the backwall board of the storage box so as to lead out the measurement wire from the refrigerator during testing After the measurement wire is led ou...

Страница 68: ...e box and put them into another one for freezing to avoid damaging the articles due to temperature rise inside the storage box There are many cooling coils on the back of inner wall and the side don t remove the frost on inner wall with knife ice chisel or screwdriver During defrosting the inner wall shall not be scratched otherwise it will produce the equipment fault When the storage box hasn t b...

Страница 69: ...ck If the power socket isn t earthed then the earth wire shall be installed by the qualified engineering technician The equipment shall not be earthed via gas pipe water supply pipe telephone line or arrestor Because the above earthing will produce electric shock or other dangers This equipment shall not be used in open air When the storage box suffers rain the accidents such as current leakage or...

Страница 70: ...connected prior to its any repair or maintenance to avoid electric shock or personal injury During maintenance the chemicals or suspended particles inside the equipment and it s around shall not be absorbed otherwise the health hazard will be caused When the plug is pulled out from the power socket the plug shall be tightly held and its lead shall not be pulled If it is pulled with hand the electr...

Страница 71: ...e due to ageing of power wire The plastic bags shall not be approached by the children because it will possibly produce suffocation accident When Co2 is used to cool the system as an auxiliary mode air ventilation in the room shall be noted Rise of Co2 concentration in the air will harm the health and endanger the life safety When moving the storage box its inclination angle shall not exceed 45 de...

Страница 72: ...ystem The power plug must be pulled out during maintenance Don t roll or damage the power wire Disposal of the discarded equipment must be carried out by the relative personnel The box door shall be dismantled to avoid the accidents such as suffocation ...

Страница 73: ...g material used by the testing through hole placed correctly Is there too much unfrozen articles placed in the storage box within several hours Under this case it is a temporary problem The setting temperature can be adjusted to high making the storage box normally start and shutdown within a short time so as to reduce the setting temperature gradually Is the storage box installed on the solid gro...

Страница 74: ... a short time Warning In order to prevent electric shock or personal injury the equipment shall be disconnected from the power prior to any repair or maintenance Ensure that the chemicals or suspended particles around the equipment shall not be absorbed during maintenance otherwise it will endanger your health ...

Страница 75: ...rts are under totally seal state they need not to be lubricated Frost or ice on inner wall shall be removed once a month condenser filter screen shall also be cleaned once a month 2 Clean condenser filter screen When condenser is dirty alarm lamp on storage box display panel is flashing filter screen needs to be cleaned Even the lamp is not flashing filter screen shall be cleaned once a month If f...

Страница 76: ...h to wipe off the water on refrigerator bottom 6 After finishing cleaning refrigerator body and inner door restart the equipment 7 Put the objects back into already fully cooled refrigerator body 8 If there is an aided cooling device turn on the device 5 Battery maintenance When low temperature storage box is continuously working please check the electricity quantity of battery When you find the e...

Страница 77: ...e battery please contact Haier after sale service personnel Warning To avoid electric shock or personal injury before equipment maintenance or repair the power must be cut off When maintaining the equipment make sure not to breathe in drugs or suspended particulates around the equipment which may be harmful to your health ...

Страница 78: ...The temperature difference of like products in the world is 5 8 basically our temperature difference is maintained around the temperature In addition if a user open and close refrigerator doors frequently big temperature difference between upper part and lower part may appear Question What is voltage increase start Answer To ensure the normal operation of machine our machines have the functions of...

Страница 79: ... is blocked by ice the stuffiness may cause internal pressure to be too low and so the door can not be opened There is also a possibility that balance heater strip is broken so a new part needs to be replaced for you Disposal method Squeeze in a thin iron sheet between door sealing strip and door body to let air enter into refrigerator Second case When a user is storing an object containing water ...

Страница 80: ...r When a user just starts a machine as the temperature inside refrigerator is high cooling load is large heat release is also large at this time condenser temperature is too high the signal sent by sensor to computer panel thinks that the condenser is dirty so alarm occurs after the machine has operated for a period of time the alarm will disappear automatically Deposal method communicate with use...

Страница 81: ...ty picture Whether wearing parts 1 0070701061 Filter dryer 1 2 0070700606 pressure control switch for 2nd stage 1 3 0070701865 Suction accumulator 1 4 0270200538 Outer gasket for outer door 1 Y 5 0270200322B Inner gasket for outer door 1 Y 6 0074091319 control board 1 Y ...

Страница 82: ... all round caster 1 8 0074091318 Display board 1 Y 9 0074091225 Condenser temperature sensor 1 10 0074090884 Ambient sensor 1 Y 11 0070204295 Cover for access port 1 12 0070204827 Inner door handle 1 Y 13 Defrost shovel 1 ...

Страница 83: ...y 1 Y 16 0270800385 Inner gasket for inner door Interior door assembly 1 Y 17 0070401235 Battery power switch 1 Y 18 0070106373 Inner door hinge 1 Y 19 0070107087 Outer door hinge 2 Y 20 0070107112 Outer door handle 1 21 0074091430A Rechargeable battery of 12VDC 1 ...

Страница 84: ...90857 090857 2 091167 Oil sep Cabinet tem control PT1 Air cooled c Door switch system c AC contactor Fan for lo 220V Fan for hi 20V 60Hz 17 compressor danf arator mperature sensor 100 condenser for backup control 220V 60Hz ow stage 60Hz gh stage 7 22 25 28 220V 50Hz foss 1 4 1 1 1 2 8 1 1 Y Y Y Y Y ...

Страница 85: ...30 00240 31 00708 32 00740 000070 815591 090752 Power re compressor Catch assem mecha Circuit b elay for 220V 60Hz bly for latch anism breaker 1 1 1 Y Y ...

Страница 86: ...Hz 115V60Hz 420 4 DW 86L628 220 240V 50Hz 208 230V 60Hz 115V60Hz 450 5 DW 86L728 220 240V 50Hz 208 230V 60Hz 480 6 DW 86L828 220 240V 50Hz 208 230V 60Hz 500 7 DW 86L338 220 240V 50Hz 208 230V 60Hz 360 8 DW 86L388A 220 240V 50Hz 360 9 DW 86W100 220 240V 50Hz 115V60Hz 300 10 DW 86W420 220 240V 50Hz 360 11 DW 86W490 220 240V 50Hz 208 230V 60Hz 420 Cooling Rate Ambient temp The third floor center temp...

Страница 87: ...2 32 32 86 85 2 DW 86L388 220 240V 50Hz 3 DW 86L486 220 240V 50Hz 208 230V 60Hz 115V60Hz 4 DW 86L628 220 240V 50Hz 208 230V 60Hz 115V60Hz 5 DW 86L728 220 240V 50Hz 208 230V 60Hz 6 DW 86L828 220 240V 50Hz 208 230V 60Hz 7 DW 86L338 220 240V 50Hz 208 230V 60Hz 8 DW 86L388A 220 240V 50Hz 9 DW 86W100 220 240V 50Hz 115V60Hz 10 DW 86W420 220 240V 50Hz 11 DW 86W490 220 240V 50Hz 208 230V 60Hz ...

Страница 88: ...Inspired living Haier Medical Laboratory Products Co Ltd Room 403D Brand Building Haier Industrial Park No 1 Haier Road Qingdao China Website www haiermedical com ...

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