Service Manual MCO-5AC
Contents
1. 4 Press ENT key In density indicator 000 is displayed and the F 03 000 right digit is flashed 5 By pressing key and 4 key set the figure to 384 Press ENT key The current chamber temperature 15 displayed Press CAL key for 5 seconds The left digit in the temperature indicator is flashed By pressing key and 4 key set the figure F08 a Press ENT key In density indicator ENT 0 is displayed and the right digit is flashed 10 By pressing key and 4 key set only the left digit figure to 1 means or ae ae NOTE Dont change _ center digit figure and right digit figure Press ENT key Setting of MCO 5GC is finished he current chamber temperature is displayed CO gas supply line indicator A is lighted Procedure for automatic gas switching operation check When the installation of MCO 5 GC is completed check the automatic gas switching operation according to the following to the following procedures TI TERRE Stop the gas supply of cylinder A and use cylinder B only for CO gas supply Turn on the power switch of MCO 5 AC and set 37decC and 0 Turn on CO gas supply line indicator with CO gas supply line switching key Wait for approx 1 minute until control is available It takes about 1 minute until control is effective after power ON 4 Set the CO density to 52. Cu 7 Replace the insulation into the UV lamp lead wire hole with the wire passed through the cut on the See Fig 6 insulation 8 Remove a cap shown in Fig 7 By using 4 screws enclosed with this kit fix the ballast glow assy as shown in Fig 7 3 Screw Cap 4 Glow assy Fig 9 Connect each lead wire connector of ballast glow assy as shown in Fig 8 E E pao La ra BLUE N Cover CHIA 1_ gt WH T i 115 X GREEN Main bosrd im Connect after removing the cover LN Fig 8 10 Attach the labels Fornameplate use MCO 5AC UV label on MCO 5AC 11 Set the UV lamp ON period through control panel When using UV lamp option it is needed to set the UV lamp ON period Refer to the following procedure Description of operation Key Indication after operation operated Turn the power switch ON The current chamber temperature is displayed 2 Press CAL key for 5 seconds CAL The left digit in the temperature indicator is flashed 3 By pressing gt gt key and M 4 key set the figure to 01 LI a 4 Press ENT key In CO density indicator 15 right digit is flashed 5 By pressing key and 011 005 4 key set the figure to 005 5 minutes of ON period Press ENT key The setting of UV lamp ON time is ENT memorized and the current chamber temperature is displayed lt lt NOTE
3. 2 key Press key 6 The display will automatically revert to the present temperature Example If the internal CO density display shows 5 0 the set value the actual measured value is 4 5 D Press key for approx 5 seconds 2 The top digit of temperature display is flashing and other digits will go off 3 Press key again 4 The top digit of density display is flashing other digits will go off 5 Set the displayed value at 4 5 of the actual measured value with key and 4 key then press key 6 The display will automatically revert to the present temperature Note In CO calibration if density display is less than 2 0 an error tone will be emitted and the input data will be ignored and the display will revert to the present temperature CO calibration should be done after CO density measuring was done at least 3 times after checked that there is no error of measurement should be injected less than 0 2L min density meter Internal humidity should be 80 or more in order to remove the difference between actual density and display density should be measured after 30 minutes passed since the door open and shut calibration should be done in consideration of the difference for density meter zero adjustment fil Note When Key Lock is ON zero adjustment is disabled 1 Make sure there is not CO left Press key twice
4. 1 Call and input 384 1 Press CAL key for approx 5 seconds or more call F03 with 2 key and key Then press ENT key 2 Input 384 and press ENT key Pour distilled water in humidifying pan and run the apparatus in SV 37 C 1 Leave it for approx 10hours and make sure internal humidity should be equal or higher than 90 Note In case internal humidity is not checked required humidity will be obtained for approx 5hours operation 2 should be set in 0 3 Make sure no condensation in the chamber If any condensation left in the chamber reduce the numerical value in F06 If any condensation left in the inner door add the numerical value in 4 Measure the internal temperature with Standard Thermometer unit 0 1 C or PT100 sensor Check the display temperature and the internal temperature If the internal temperature is not match with SV temperature calibration should be done as follow Method Input the internal temperature proper value on the display Example When the display temperature is 37 0 C and the internal temperature is 36 7 C press CAL key for approx 5 seconds or more and input 36 7 with key key then press ENT key CO zero adjustment 1 Prior to zero adjustment make sure CO is left in the chamber CO zero adjustment should be performed before CO is charged When zero adjustment is performed again
5. BIM B melo TEN 39 RLY301 THERMO HEATER zi th FAN MOTOR RELAY ERN J2 vt 5 JULb TE bn SL D Z Z zr AGITATING T ibd d FAN MOTOR To ed CNE BRA E L 10 RED PINK T A ORANGE Y YELLOW BL BLUE L BL LIGHT BLUE 9 QA away o o2 GN GREEN B WHITE 6 Uus rR mo x e GY GRAY BR BROWN a gt m gt ERER BLACK E 5 SHIELD Mk Fefee l PWB 6 e C Qu e SE T CO SAC C 3 gt OPTION 3753 DISPLAY gt 2 2 C E uc Ll S E Loc s CIRCUIT DIAGRAM I C iagram Ircul 1 AVY 8 u39nvH3 3ATNA Z TY UJUNYH2 OLAY 3A 7A Z Geom AG RR H3UNVH2 OJnv 3A WA z 02 E ee mor anra 1 i l i i EE ri DISPL AT DIAPLAY 44 amaammw Ax a
6. 2 Precautions for mold increasing There are many cases that mold multiply by eating fat on the fingers as a source of nutrient incubator Therefore sure to wash sterilize your hands prior to servicing Use 70 ethanol In installing sterilize the inside wall and shelves after removing shelves duct humidifying pan and so on with 7096 ethanol 3 In the case that mold has already multiplied Sterilize the interior walls and shelves with 7096 ethanol after removed all items from the chamber as same as 2 above And you should sterilize again after 24 hours once sterilized when the root of spore is geminated because it is too difficult to remove spore of mold Repeat sterilization is effective NOTICE In general stainless steel is known that itis not easy hard to rust However depends on the conditions rust might generate When you remove rust we recommend the following agents Besides the surface may become foggy Recommended agent 1 Cream cleanser Gif Nippon Leva 2 Picasso SUS300 W Chemical YAMAMOTO lt Picasso has greater capability of clean for rust than Gif gt Specifications of sensor B lemperature Resistance for temperature sensor 103AT 1 The measure of internal temperature internal temperature overheat protection and ambient temperature C kQ KQ C kQ 0 2728 6 70 6 25 0 2 4 5 21 15 10 78 40 583 1038 56
7. M Buzzerdoesnotsound 88 Approx Special mode Remote alarm action is interlocked with buzzer by function code setting The function code must not be opened to prevent remote alarm action changed easily Buzzer independent Buzzer interlocked initial setting F24 001 F24 000 Auto recovery mE auto mn Buzzer auto recovered F25 030 Remote alarm keeps Remote alarm auto activating recovered Buzzer setting Not auto recovered Buzzer auto Buzzer is auto F25 000 recovered recovered Remote alarm keeps Remote alarm 15 not activating auto recovered _____5 Remote alarm action 000 initial setting Not interlocked with buzzer Interlocked with buzzer 15 Storing in non volatile memory 16 17 2 times comparison method When the main power 15 supplied a data storing in non volatile memory is called for 2 times to compare If the data 1 called coincides with the data of 2 called the data would be stored in RAM Otherwise the comparison would be repeated until the one coincides with another Temperature offset value The difference between temperature sensed in temperature control sensor and temperature in internal 1 2H should be offset Offset value 0 81 Example for displays Current temperature 36 2 C EEE COs level 5 0 Set temperature 37 0 C CO level zero adjustment value 1 3 E Function gas error E01 Service code inpu
8. Service Manual Incubator MCO 5AC SM9910037 Contents Features Structural specification Performance specification Control specification Dimensions Electrical parts Temperature calibration Calibration CO zero adjustment Control specification Wiring diagram Circuit diagram Components on P C B Connection on PCB gas circuit Instructions on replacing sensor and main P C B Prevention of contamination Specification of sensor Parts layout Test data UV lamp MCO 18UVS2 installation procedure How to replace water level sensor Automatic gas switcher MCO 5GC mounting procedure Stacked module Instruction Manual Page oco N FP CO MN 22 23 24 25 26 2 28 29 31 35 39 40 43 44 Effective models This service manual is effective following models Model code Voltage and Frequency MCO 5AC 823 282 51 110 120V 60Hz 823 282 52 220V 50Hz 823 282 53 220V 60Hz 82328254 220 240 50Hz 1 1 Easy operation amp smaller installation space This small sized cabinet can be stacked 548mm of its depth Usable height only 1704mm height even if stacked 3 units Selectable right or left hand door Please consult with your service representative Aijr jacket type is suitable for the maintenance Control panel is fitted on the outer door surface and it has a wide digital display and a large keypad Inside chamber wa
9. adid 207 40 Buiosuuo circulation fan TE d Reardut N Humidifying pan Humidifying pan cover CO2 sensor CO2 inject il Electrical parts AC220v S0Hz CO sensor HS 3C S3 HS 3C S3 HS 3C S3 MIR 1000CO2 MIR 1000CO2 MIR 1000CO2 Temp sensor 103AT 1 103AT 1 103AT 1 10K Q 25 C 10K Q 25 C 10K Q 25 C Transformer for 230V Rating Rating Rating Rating Bimetal thermo TH 2U Noise filter Power switch Door switch DC 5V power supply Water sensor Optional parts Temperature calibration Note When Key Lock is ON calibration mode is disabled 1 Press key for approx 5 seconds 2 The top the 39 digit of temperature display is flashing other digits will go off 3 Set the present correct temperature with 11 key and key Press key 4 The display will automatically revert to the present temperature Example If the internal temperature display shows 37 0 C the set value and the actual measured value is 36 8 C D Press key for approx 5 seconds 2 The 3 top digit of temperature display is flashing other digits will go off 3 Set the displayed value at 36 8 C with Pp key and key then press key 4 The display will automatically revert to the present temperature Note temperature calibration it is important to accurately measu
10. and check inject lamp lights NOTE CO inject lamp may not light depending on the temperature humidity or density in the chamber In this case set the CO density 1 or more higher than the displayed value Check the EO1 CO gas cylinder empty alarm and buzzer turn on about 2 minutes later from the CO inject lamp s turning on Check the CO gas density indicator reaches to the set value 5 and keep it stably NOTE CO density control is interrupted when automatic calibration of sensor is activated and the decimal point of CO density indicator blinks 7 This is the end of check procedure Press the buzzer key to disappear E01 and select the cylinder A with gas supply select key Set the CO density to 0 and open the door to release the CO gas completely After the chamber temperature and humidity are stable set the CO density to desired value Refer to the MCO 5 AC instruction manual for usage of MCO 5 GC 42 7FB6P104047000 Stacked module This unit can be stacked by using the stacking kit Following shows the procedure for stacking the unit Consult with a Sanyo representative or agent prior to stacking procedure as such work involves dangers NWARNING Select a level and sturdy floor having enough strength for installation of stacked module Never stack 4 or more units Take care not to drop or tip over the unit when stacking as this can cause injury or dama
11. Rol AL E A 1 F Bier a ON in s pe un esae ASE EPH 1 47 uv Eh TES JH 7 Vr po 157 L li RO m lm E LE CS oe LI t a a irl c a n mJ un rn Lu ir r 2 2 it uw m i e EI L1 Feo e uin e 2 ui a ES Components on 8 I 22 mm m 8 8102 42 a 02108 EA 1 BA iB 1102 3 a E 5 OP AZZ tg JB A E j ioe JU 145 VRIOH E a en 7 m ea 3 is 1 764 n ia i DPi07 mu Lee CAL i LE D 0 EE ki 8 LL 26 2 J Rizo RIS o m RB 5 SWIOB 2 54107 mi LL F 3 8 6 CoD Ss i O G 5 amp SP SP PO 5 i a OD Rz ies I 28 5 4 043 9 des 0 GSP C32 m d 021 E 12 eft 5 cm 95 ree B B
12. Trays Tray support right amp left Duct Humidifying pan cover QUO 0 0 humidifying pan is not made of copper alloyed stainless steel Performance specification Usable environment Temperature 5 C 35 C condition Humidity equal or less than 80 R H When an ambient temperature is equal or lower than 15 C the desired performance may not be obtained Ambient temperature 5 C 50 C 9 Settable range 0 C 50 C Temperature distribution 0 25 C X ambient temperature 25 setting 37 C gt 5 no load Temperature variation 0 10 ambient temperature 25 C setting 37 C gt 5 no load CO control range 07 2096 variation 2220 ambient temperature 25 setting 37 C gt 5 no load Chamber humidity 95 5 Internal humidity 30 minutes or less until the internal humidity is recovered to recovery period 90 RH after door opened for 30 seconds CO inlet pressure 0 03 MPaG 0 3kgf cm G Power supply Single phase local voltage consumption Tob ndm Ca 110 120VAC Maximum 1 8 A 220 240VAC Maximum 0 9 A Test condition Set point 37 C set point 5 0 No load Ambient temperature 25 C Ambient humidity Approx 45 X Based on the measuring method on validation service manual Control specification Model MCO 5AC Heating method Direct Heat amp Air Jacket DHA Microprocesso
13. and set CO value to 00 0 Press key to come CO zero adjustment to end Control specifications 1 Key and switch BUZZER SET CAL ENT A B When an alarm LED is flashing and the buzzer sounds Buzzer and remote alarm outout __ Force to turn off When an alarm lamp flashing and the buzzer does not sound buzzer remains OFF Press the key once to enter the device into setting mode Press it twice to enter the device into CO level setting mode Press three times to enter the device into over heat protection temperature check mode Press four times to revert the device to internal temperature PV display In setting mode the device can be shifted the 274 digit lt gt the 15 digit lt gt the 1 decimal place In PV display press the key pressing 5 seconds or more to enter the key lock mode In the setting mode the blinking digit counts up In PV display keep the key pressing approximately 5 seconds to enter the device into the calibration mode press again to enter the device into the CO calibration mode When the setting value SV is 0 the device goes into PV display instead of the calibration mode In the temperature calibration mode input X with n key and then press ENT key to enter the device into the function mode to obtain information of each mode During setting mode CAL mode and Function mode press the key to store the value The function is not valid for th
14. gt gt e The UV lamp ON time is settable between 0 to 30 minutes However it is recommended to set 5 minutes in general UV lamp ON time is settable between 0 to 30 minutes 000 to 030 The UV lamp is not turned ON if the setting is 000 UV lamp is turned off when the outer door is opened while the lamp is on The lamp is turned on for pre set duration after the outer door is closed condensation in the chamber can be caused and or the chamber temperature distribution can be affected due to the heat from UV lamp when the setting of UV lamp ON time is longer than 5 minutes or the only the outer door is opened closed repeatedly In such case the life of UV lamp is shortened e In the procedure 2 above pressing CAL key for 5 seconds causes the calibration mode this mode it is possible to calibrate the temperature and CO density and miss operation of the key may affect the basic performance of the unit Take care of the key operation Even if the key is operated wrongly the unit returns to the current value display mode automatically when no key is operated for 90 seconds this case the setting not entered by pressing ENT key is not effective 12 Check that the UV lamp is turned on Check the UV lamp is turned on by the following procedure Open the outer door and push the door switch with the inner door is closed Check that the UV indicator on the control panel is on after a few s
15. opening for 30sec Door opening for 60sec 0 5 10 15 20 25 30 35 40 Time scale min Temperature C NO 20 Temperature pull down during power failure 0 1 2 3 4 Time scale hour consumed year i p gt e Test condition 37 C 2 CO setting 5 3 Volume 30kg Gas consumption 10 15 20 Door open amp shut day MCO 18UVS2 Installation Procedure Kit of MCO 18UVS2 ty 1 UV label ue amp 1 UV caution label CD 1 UV lamp Ch 1 UV door switch caution label P 2 Name plate 2 1 UV lamp cover C 1 ballast amp glow assy EP EP EP EP EL EP amp 1 Patent label 3 6 screws M4 Procedure 1 Unplug the unit and make sure that power is 4 Take out two insulations for the UV lamp not supplied to the unit lead wire hole shown in Fig 3 The insulation can be taken out easily 2 Remove the duct from inside the unit then by pushing it from inside of the take off 2 caps and 2 screws shown in Fig 1 chamber Keep the insulation for the future use again Screw 9 Set the UV lamp to the hole and make sure to be fitted properly Fix the UV lamp cover with 2 screws enclosed in this kit 3 Screw 2 UV lamp cover Fig 4 6 Replace the duct Place the humidifying tray then cover the tray with the humidifying tray cover as shown in Fig 5 Humidifying tray cover
16. turns off CO valve shuts off UV lamp turns off if it is optionally fitted If the door left opened for 60seconds the heater turns off Auto return Function dn setting mode Key Lock mode and Function mode if any key is not operated for 90 seconds or more the display automatically reverts to PV without storing the value to be changed 10 Calibration Temperature calibration CO calibration Function mode In PV display press CAL key for approx 5seconds to enter the device into temperature calibration mode Input a proper value with n key and gt then press ENT key to store the value Finally the device reverts to PV display In PV display press CAL key for approx 5seconds to enter the device into temperature calibration mode then press CAL key again to enter the device into calibration mode Input a proper value with 4 gt gt then press ENT key to recognize and store a span calibrated value Finally the device reverts to PV display a span adjustment If CO level is lower than 0 9 or higher than 20 on the display or if a value to calibrate is higher than 2 0 the buzzer beeps to cancel the data input then automatically reverts to PV display FOO Simply pass through F01 UV lamp lighting time set initial 000 UV lamp is optionally provided F02 UV lamp 24hours sterilization mode set UV lamp is optionally provided F03 Service code input code 384 F0
17. 1 1 1 2 2 2 2 2 5 63 20 29 19 48 18 70 17 96 14 15 28 15 14 68 14 12 3 3 4 4 4 4 4 4 5 08 4 91 1 4 75 4 59 8 746 so 46 4 16 7 8 9 0 1 2 3 4 25 26 27 28 29 30 31 32 33 Parts Layout 1 Sample air outlet cap Connecting port for CO2 gas pipe Access port Filter Connecting port for CO2 gas pipe CO2 valve j Access port Fan motor Remote alarm terminal Main PCB Test data lt Test condition gt Ambient temperature 20 C Internnal temperature 37 0 C Internal CO2 density setting 5 0 No load Following data do not represent a guarantee of product performance Temperature pull up characteristics Temperature C 20 7 0 1 2 3 4 Time scale hour Humidity pull up characteristics when unit installed 100 r 0 100 200 300 400 500 Time scalelmin Temperature recovery characteristics 80 70 38 3 36 5 5 35 Q E 34 Door opening for 30sec 33 Door opening for 60sec 32 10 15 20 25 30 35 40 Time scalelmin Humidity recovery characteristics 100 Door opening for 30sec Door opening for 60sec 10 15 20 25 30 35 40 Time scale min CO2 density CO2 recovery characteristics Door
18. 4 UV lamp life span check UV lamp is optionally provided F05 sensor voltage is displayed F06 Bottom heater output ratio set initial 5 07 Door heater output ratio set initial 6 F08 Auto changer set and DEMO mode set initial 000 F10 A coefficient for zero point adjustment value is displayed F11 Acoefficient for span point adjustment value is displayed F12 Ambient temperature sensor temperature is displayed F13 Non volatile memory initialization F14 LEDs and drivers performance check F15 Temperature zero point adjustment value is displayed initial 008 F21 Communication device address ID set initial 000 F22 Communication parameter set initial 000 F24 Remote alarm interlocks with buzzer initial 000 F25 Ring Back time set initial O30 F30 AROM version is displayed Direction for use In PV display press CAL key for 5seconds or more to enter the device into temperature calibration mode Input a desired function code with n key and gt gt key then press ENT key F01 UV lamp lighting time set initial setting range 0 30min Note UV lamp is optionally provided Direction Input F01 on the temperature display then press ENT key to show a present SV for use gt the display Input the desired value with n key and gt key then press ENT key to store the value and automatically reverts to PV If a value out of the range is input then ENT key is pressed the b
19. cis e NEL 5 1 5 99 g gE T TIE Connection on PCB The following shows connections of connector CN on main PCB Power transformer Between 1 2 AC8 5V 3 GND 4 5 AC18V Power supply Between 1 2 GND DC5V 1 2 Overheat protect sensor To measure the temperature of each CN4 3 4 Temperature sensor parts To supply the power to PCB 1 C Switch display PCB CN101 1 2 CN9 28 54 CO aulo changer vave Option To control CO valve ON and OFF Remote alarm output 1 2 Open during normal operation The following shows connections of connector power PCB 1 Heater for heat control 6pcs 3 Bottom heater 3pcs 5 Front panel heater Door heater 2pcs C303 3 Agitating fan motor To control agitating fan motor CN302 To control heater gas circuit CO valve CO2 supplied Rear view Filter Sample port instructions on replacing sensor and main When CO sensor and or main P C B have been changed temperature calibration CO calibration and CO sensor zero adjustment should be done as following procedures Recommended write down SV for F06 F07 and F08 prior to replacing main P C B After main P C B replaced be sure to input each SV
20. d for 60seconds or more Door heater control Ordinarily door heater is electrifying in the same ratio with main heater SV in is applied Remote alarm remote alarm contact In normal condition In alarming condition Open Close Note The recovery time after BZ key is pressed and linkage between remote alarm and buzzer are depending on F24 F25 setting 14 Ring back When the apparatus falls into alarming BZ key should not be pressed by someone to be buzzer remote alarm action inoperative Function 1 Buzzer comes back after Ring Back setting time was passed even if buzzer is stopped sounding by pressing BZ key 2 Remote alarm action is not cancelled by pressing BZ key 3 Alarm indication on the control panel is keep displaying lt Alarm operation specification gt Status Auto recovery 30min Auto recovery inoperative F25 030 F25 000 Remote alarm and alarm on the control panel keeps activating When recovery to normal Alarm stand by When alarm comes back again buzzer and remote alarm are operative alarm can be displayed on the control panel When alarm keeps Buzzer recovers after 30minutes Buzzer does not sound unless activating after the setting passed since BZ key was alarm keeps activating even time has passed pressed though BZ key is pressed Remote alarm and alarm on control panel are activating lt SV and buzzer recovery time gt sounding by pressing BZ key 000
21. d an internal temperature are displayed alternately and buzzer sounds intermittently An error is not displayed just after failed because SSR and heater failure is self diagnosed in every 40min or in the power supplied SSR is open circuit When any SSR of main heater bottom heater door heater and sensor box heater is open circuit E16 and an internal temperature are displayed alternately and buzzer sounds intermittently An error is not displayed just after failed because SSR and heater failure is self diagnosed in every 40min or in the power supplied E18 UV lamp malfunction UV lamp is optionally provided When the UV lamp lighting time 1 is set the microcomputer checks the output voltage in UV detect circuit for 5seconds of 25 29seconds after the door was open and shut If the voltage is higher than 0 2V it counts as and counts 5 if lower After 30seconds has passed then the microcomputer checks the voltage again It is judged as UV lamp operative if the value comes to and judged as UV lamp malfunction if the value comes to At the time E18 and internal temperature are displayed alternately with the buzzer sounds intermittently Press BZ key to cancel the error When the door is open before the microcomputer checks the output voltage it does not perform UV lamp checks Upper limit temperature alarm When the internal temperature deviates from upper limit temperature alar
22. e and automatically reverts to PV display Dew condensation prevention by changing the electrifying ratio in the door heater initial 6 setting range 0 9 Input FO7 on temperature display and press ENT key to show a current SV on CO display If there is dew condensation on the door sum the value on display up and press ENT key to store the value and automatically reverts to PV Auto Changer ON OFF set Demonstration mode set initial 000 In Auto Changer mode both of cylinders are available when CO is requested to supply A lamp of cylinder in current used either lamp A or lamp B is lit to switch manually one to another with A B key If the cylinder in current used is empty automatically switches to another cylinder and the lamp of empty cylinder flashes Input 08 on temperature display and press ENT key to show a current SV in the 3 digit on display The value 0 is the normal mode Auto Changer is inoperative the value 1 means Auto Changer is operative A coefficient for zero point adjustment value is displayed initial 000 Input F10 on temperature display and press ENT key to display a coefficient for zero point adjustment value on CO display If you press ENT key or leave it for 9Oseconds automatically reverts to PV display The previous zero point value is added to the PV in zero point adjustment The sum is stored as the zero point adjustment value e g W
23. e unchangeable values The lamp is available only in Auto changer mode option in 08 In Auto changer mode press the key to switch the cylinder in use to another one Lighting A or B indicates as the cylinder in current use If the Auto changer mode is not installed the cylinder switcher lamp does not activate When the cylinder in use is emptied automatically switches to another one At the time the lamp of cylinder emptied will blink and the lamp of another one will be lit Ex When the CO cylinder in current used is emptied the lamp cylinder switches to blink and then the lamp cylinder B will be lit 2 Temperature control Setting range DO oE50C Display range OC 99 9 C Setting method Press the SET key Change to the desired value with n key and gt key then press the ENT key The value will be stored and then the device shifts to setting mode Out of setting range When a value is set out of the range and ENT key is pressed buzzer Control Alarm sounds 1 second continuously and the previous setting is still remained PID control When the PV is higher than SV 1 the display digit blinks After 15minutes later buzzer sounds and remote output turns ON control Setting range Display range Setting method Out of setting range Control Control OFF Alarm 0 20 0 99 9 Press SET key twice Change to the desired CO level with gt gt key then p
24. e wall with 2 stacking plate B on the rear of the top unit and rope or chain Front panel Stacking plate B Stacking plate A LG Protective sticker Fig A View from quarter rear side
25. econds Check the visible blue light from the front side of the humidifying pan cover Check the light with the inner door closed Never look at the UV light directly 7FB6P104048000 HOW TO REPLACE WATER LEVEL SENSOR 1 Unplug the unit and check that power is not supplied to the unit then take the rear cover off 2 Unfasten the connectors for lead wire and take out the insulation for the lead wire hole 3 Take out the duct from inside 4 Unfasten the 2 screws to remove unit of water level sensor and installation grommets for water level sensor 5 replace water level sensor Be sure to set the water level sensor to the right E E direction See Fig 3 SOR 6 Place back the water level sensor Water sensor installation grommet as before Place back the insulation material to the hole for the lead LY Water sensor wire Installation grommet Be careful for the length of lead wire for water level sensor inside the unit Length is connect 274 binder Water level sensor Is located where it touches the water level sensor Fig 2 grommet See Fig 4 3 Put the rear cover in place Fig 3 front N ud Fig 4 Sensing area Mounting Procedure of MCO 5GC Automatic gas switcher for MCO 5AC Parts list D valve B assy 3 connecting port for tube band S EN gas pipe Screw Q assy 5 spring washer 9 t
26. ge of the unit 1 Turn off the power switch and disconnect a plug of each unit 2 The stacking plate A and B are contained in accessories bag Note When stacking the unit 2 stacking plates A and 2 stacking plates B are necessary 3 Check that the lower unit is level 4 Remove two caps at 2 locations on the top front of under unit and apply the protective sticker enclosed with the unit at each corner on the top of the lower unit to avoid scratches or damage Fig A 5 Fix the stacking plate A at 2 locations on the top front of the lower unit by using 2 screws contained in accessories bag 6 Remove the front panel on the upper unit by unscrewing the 4 fixing screws and then disconnect the wires and gas tube 7 Stack the unit so that both units can be aligned straight Also check the upper unit is level If it is not level keep the unit even by adjusting the leveling legs 8 Secure the upper unit with the stacking plate A and 2 screws contained in accessories bag 9 Remove 2 screws on the above right and left on the rear side of the lower unit 10 Remove 1 screw on the bottom right and left on the rear side of the upper unit 11 Fix the stacking plate B at the right and left on the rear of the lower and upper unit with 3 screws removed in step 9 and 10 12 Replace the front panel on the upper unit after connecting the wires and gas tube 13 Repeat procedures from step 3 when stake more 14 Fix the stacked unit to th
27. hen zero adjustment is performed in PV 1 396 zero adjustment value should be 1 3 At the time 13 is displayed in F10 A coefficient for span point adjustment value initial 100 Input F11 on temperature display and press ENT key to display an adjustment value for zero point on CO display If you press ENT key or leave it for 90 5 automatically reverts to PV display The adjustment value is used for CO calibration e g When the CO display is 5 0 in actual density is 4 5 if the CO calibration is set in 4 596 the value of F11 should be 90 Calculation 4 5 5 0 X 100 90 Ambient temperature sensor temperature is displayed Input F12 on temperature display and press ENT key to display an ambient temperature sensor temperature on CO display If you press ENT key or leave it for S0seconds automatically reverts to PV display This temperature is not synchronized with actual ambient temperature since it is affected by waste heat in electrical parts approximately 5 C higher than the actual temperature F13 lt Direction for use gt F14 Direction for use 15 lt Direction for use gt Ex F21 lt Direction for use gt Non volatile memory initialization initial 000 This function should be used only when data in the non volatile memory cannot be restored owing to unexpected events ex noise Do not use in normal condition Input F13 on
28. ial 1 Remote 0 2400bps 1 4800bps 2 9600bps Baud rate the 2 digit Remote alarm interlocks with buzzer initial 000 Input F24 on temperature display and press ENT key to show 000 001 on CO display Then change the 15 digit to be interlocking mode available 000 Remote alarm does not interlock with buzzer 001 Remote alarm interlocks with buzzer Ring Back time set initial 030 30min settable range 0 Input F25 on temperature display and press ENT key to set current Ring Back delay time Change the 27 digit to set delay time If Ring Back time is set in 000 buzzer does not recover Display a ROM version Input on temperature display and press ENT key to show current ROM version on display Bottom heater control In order to shorten the humidity recovery time conduct electricity to humidity heater as follows In the ordinary the maximum conducting electricity to bottom heater should be 8095 When the internal temperature is SV 0 4 0 6 C 80 electricity is conducted to humidifying heater for maximum 10minutes When the internal temperature is except for SV 0 4 0 6 the electricity set in F06 is conducted It should not be conducted in 8095 electricity in the following cases 1 The period until an internal temperature reaches to SV 0 2 C after the power is supplied 2 The period until an internal temperature reaches to SV 0 2 C after the door is opene
29. ll made by stainless steel and its corner made rounded type cleaning easier 2 Internal temperature amp internal humidity recovery characteristics Original Direct Heat amp Air DHA jacket system 3 Anti bacteria SUS Inside chamber except for humidifying pan material is made by anti bacteria SUS 4 new ROM installed Anew ROM version installed to set Communication system optionally 5 Validation e Display Zero Adjustment and Span Adjustment can be operated on the control panel Note Model name M CO 3 A 5 Copper alloy anti bacteria stainless steel A Air jacket 5 Chamber capacity 501 CO Incubator M Medical equipment Structural specification Acrylic finish baked on zinc galvanized steel Stainless steel containing copper Rigid polyurethane foamed in place CFC FREE Acrylic finish baked on zinc galvanized steel Reversible support selectable right or left hand door Tempered glass reversible thickness 5mm Stainless steel containing copper Tray 3 trays maximum 6 trays available W310 x D310 x H12 mm Maximum load 4kg tra Power supply cord 3 trays 1 gas tube 1 humidifying pan Stacking plate A amp B 4 protective stickers 2 tube bands Weight 49 kg Self contained CO cylinder changeover system MCO 5GC Optional accessory Extra tray MCO 30ST UV system kit MCO 18UVS2 Roller base MCO 5RB Parts for Antibacterial stainless O Inner cabinet
30. m SV OVERHEAT lamp is lit displaying PV with E12 main heater malfunction or E16 SSR for each heater is open circuit alternately The buzzer sounds intermittently It is impossible to stop the buzzer sounding by BUZZER key At the time heaters main heater bottom heater and door heater will be OFF Automatic set temperature alarm When the internal temperature deviates from SV 4 1 0 C all digits in temperature display blink and intermittent buzzer sounds with 15minutes delay Automatic set density alarm When the internal density deviates from SV 4 1 096 all digits in display blink and intermittent buzzer sounds with 15minutes delay Automatic UV lamp lighting When the door is closed for 12hours UV lamp will be lit to sterilize for specified period that is set in 01 Key lock function Lock mode In PV display keep pressing gt gt key shift key over 5 seconds to enter key lock mode display will change to LO Press n key to set 1 Key lock ON Press key to set O Key lock OFF Press SET to memorize the set then automatically returns to PV display Note In Key Lock ON the device can enter into SET mode to check SV however the value cannot be changed The device also cannot enter into Function mode Door alarm Indication When the door is opened DOOR lamp is lit When the door is closed DOOR lamp goes off Safety operation When the door is opened fan motor
31. make sure is left with door open 2 CO zero adjustment procedure Press CAL key for approx 5 seconds or more and press CAL key again With CO display blinks input 00 0 with Al key and gt key and press ENT key If the CO display is 00 0 just press ENT key to come calibration to end CO level adjustment 1 Set CO in 5 to be display stabilize approx 30 minutes passed after CO2 charged Measure CO value in sampling port 2 CO level calibration If the measured value is in proper range input the value to come CO calibration to end When the measured value is not matched with display value CO calibration should be done as follow Press CAL key for approx 5 seconds or more and press CAL key again With CO display blinks input actual value with 2 key and key Ex When the measured CO value is 4 5 4 5 should be input Prevention of contamination In servicing for CO incubator it is important to prevent from contamination 1 More than 90 of contamination in incubator is caused by mold Mold is a kind of true fungi it has high increasing power under high temperature and high humidity Accordingly it is easy for mold to increase inside CO incubator Those increased mold eat up culture mainly animal cell eventually precious test sample will be killed Cell that is independent from ecosystem is also independent from immune system it has no immunity against all
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33. p sensor is open circuit E06 Temp sensor is short circuit E09 Ambient temperature sensor is open circuit E10 Ambient temperature sensor is short circuit E11 sensor output voltage is abnormal E12 Main heater is abnormal E13 Bottom heater is abnormal E14 Door heater is abnormal E16 SSR for each heater is open circuit E18 UV lamp malfunction a lamp blown out a glow lamp unfitted etc The description of error codes are follow E01 E05 E06 Note E09 E10 E11 E12 E13 E14 E16 CO cylinder is empty When the CO level does not go up 0 2 or more in a minute even though the valve is opened including in intermittent controlled E01 and Internal temperature are displayed alternately and buzzer sounds intermittently The definite action that CO cylinder is empty repeats twice therefore it takes approximately 2minutes to display an error after the cylinder would be emptied Temp sensor malfunction open short circuit When the micro computer detects an internal temperature as O C or lower it is judged as open circuit displaying alternately E05 with PV and sounding intermittent buzzer When the micro computer detects an internal temperature as 60 C or higher it is judged as short circuit displaying alternately E06 with PV and sounding intermittent buzzer In 5 and E06 displayed PV is different from apparatus actual temperature Ambient temperatu
34. r PID Sensor Temperature sensor 103AT 1 Directly detect and control Temperature control system Temperature indication Digital display resolution 0 1 C measuring system TC sensor CO level indication Digital display resolution 0 1 Humidifying system Natural evaporation with humidifying pan Air circulation Breeze circulation High low temperature alarm density alarm Door alarm Alarm Upper limit temperature alarm Water level alarm When an alarm is triggered Remote alarm Remote alarm ON Alarm interlocks with buzzer Contact output rating of contact 30VDC 2A Error code and internal temperature are alternately displayed Self diagnosis function Buzzer and remote alarm contact ON Automatic ON OFF control changeable with Function mode 1 Interlock with door UV lamp lights for setting period after door is open and shut 2 OFF mode UV lamp does not light UV lamp control UV lamp is an optional accessory sod SABI UOIMS J3AX d janno ajdwes NN L al DC 95 SLE ea WE moi um Rol REM i PEE d Ajddns samo
35. re sensor malfunction open short circuit When the micro computer detects an ambient temperature as O Cor lower it is judged as open circuit displaying alternately E09 with PV and sounding intermittent buzzer When the micro computer detects an ambient temperature as 60 Cor higher it is judged as short circuit displaying alternately E10 with PV and sounding intermittent buzzer sensor output voltage is abnormal When A D input voltage sensor is more than 4800mV CO sensor is abnormal E11 and internal temperature are displayed alternately buzzer sounds intermittently At the time valve is closed Main heater is abnormal When high temperature alarm is activated when the main heater is open circuit and when the main heater SSR is short circuit E12 and an internal temperature are displayed alternately and buzzer sounds intermittently An error is not displayed just after failed because SSR and heater failure is self diagnosed in every 40min or in the power supplied Bottom heater is abnormal When the bottom heater is open circuit or SSR is short circuit E13 and an internal temperature are displayed alternately and buzzer sounds intermittently An error is not displayed just after failed because SSR and heater failure is self diagnosed in every 40min or in the power supplied Door heater is abnormal When the door heater is open circuit or SSR is short circuit E14 an
36. re the internal temperature Particularly for the thermometer used its grade of accuracy should be than 0 5 class The measure should be carried out at the center of the chamber temperature calibration range is between the set value 1 0 C If the value over this range is input an error tone will be emitted the input data will be ignored and the display will revert to the present temperature Therefore if you need to calibrate more than 1 0 C you should repeat above procedure several times Notes when the unit installation The displayed internal CO is higher than the actual when the internal temperature and humidity are not stabled reached just after the unit started running It is not abnormal because the CO sensor is heat conducting type After the internal temperature is set to desired value and CO is set to 096 pour 1 5L distilled water into the humidifying pan then run the unit for approx 8hours to be internal temperature and humidity stabled Finally perform CO zero setting and CO span setting See Service Manual for details Calibration Note When Key Lock is ON calibration mode is disabled 1 Press key for approx 5 seconds 2 The top the 37 digit of temperature display is flashing other digits will go off 3 Press key again 4 The top the 3 digit of CO density display is flashing other digit will go off 5 Set the present correct CO density with
37. ress ENT key to store the value Then the device shifts to the Overheat protection temperature check mode When a value is set out of the range and ENT key is pressed buzzer sounds 1 second continuously and the previous setting is still remained ON OFF method Intermittent controls to prevent overshooting PV lt SV 2 continuously ON SV 2 SPV lt SV 0 6 electrifying ratio is 60 SV 0 696 lt 5 0 02 electrifying ratio is 21 PV Zz SV 0 0296 OFF PV SV 2 forcibly OFF approximately 15 seconds Forcibly OFF for 1 minute after reset When a value is set in 0 0 CO display will be disappeared to be Control OFF When the internal CO level deviates higher than SV 196 CO display blinks After the 15mininutes later buzzer sounds and remote alarm terminal turns ON Overheat protection temperature check mode Setting range Setting method Too Ce ToC Press SET key for three times to display the overheat protection temperature on PV display and on display Press SET key again to revert to PV display Alarm safety mode and self diagnosis function In sensors malfunctions and control malfunctions an error code and PV is displayed alternately Note The remote alarm is controlled in every a minute exceptionally in Auto Zero Thats why the remote alarm control is delayed 4minutes max after an error is displayed Error code E01 CO cylinder is empty E05 Tem
38. t ERN m Lu c uy iL UV lamp additional time L LL 0 L L Bottom heater ratio 004 Lock Mode 10 Wiring Diagram gs UV LAMP 81 BL x i j Y BL 22 4 BR W d LJ E J gt 1 S 1 wig ui mies jog M L BALLAST 2 STARTER Y BL 4 i 0 54 a t dn BK PEIES ao Foe er Maus tu We gt 50Hz oW Lu BL e d peo FREQUENCY J o o um CHANGE SWITCH 7 2 o oF OPTION 1 BL ONLY ACiDOV SIDE HEATER L zu 5 Ala E 524 Y BL R tw m gt BOTTOM FRONT HEATER Fj EWt 5 Y BL BOTTOM SIDE HE R R ey ERE 5 5 m sty CNI2 Er CN13 M RLY2 RLY3 L BL O gt tr En O LD O b lt OVER HEAT BOTTOM SIDE HEATER 1 22 fe 2x 2 PROTECT RELAY 9 iE gt REMOTE ALARM UV LAMP RELAY BABEL tse 95 BOTTOM FORNI ABACK SUB HEATER fe C SRBEHUL Y BL OS T BOTTOM BACK HEATER B o gt PWB bog EHO gt 7 BL 55 gt 6 JE
39. t key and press ENT key to clear the value The display range is 0 260 A value over 260 is not added If the added time is over than 1000hours UV indicator on the control panel flashes to inform UV lamp run down The run down is provided by the microcomputer s calculation it does not mean the actual time to be UV lamp run down UV lamp consumed time UV indicator operation During UV lamp ON During UV lamp OFF 1000hours or less 1000hours or more FOS lt Direction for use gt FOG lt Direction for use gt 7 lt Direction for use gt FO8 lt Direction for use gt F10 lt Direction for use gt lt Description gt F11 lt Direction for use gt lt Description gt F12 lt Direction for use gt Note CO sensor voltage is displayed A D converter voltage in microcomputer on the main PCB Input F05 on temperature display and press ENT key to show the voltage CO sensor CO display Since the 90seconds Auto Return is invalid in this mode press ENT key to come to the end In 5 displayed CO is not injected Internal humidity adjustment by changing the electrifying ratio to the bottom heater initial 5 setting range 0 29 Input F06 on temperature display and press ENT key to show a current SV on CO display Sum the value up to make humidity higher Lessen the value to make humidity lower Press ENT key to store the valu
40. t the code 384 to use the following functions Input F03 on temperature display then press ENT key to show 000 display 384 is shown if service code has been already input Input service code 384 with n key and gt gt key and press ENT key to revert to PV display Now F04 and the following functions are available If FO3 or a following function code is input without inputting the code 384 in ex if FO5 is input then ENT key is pressed the continuous buzzer sounds for 1 second to revert to PV display The code 384 is saved unless 000 is input in or the mains is OFF UV lamp life span check Note UV lamp is optionally provided Input 04 on temperature display and press ENT key to show the UV lamp consumed time by 96 Description microcomputer calculates UV lamp whole life span as 1000hours The 1000hours is considered as 1 UV lamp consumed time is displayed by 9o For example the period less than 5minutes is considered as 5minutes the period of 6 30minutes is simply counted as they are In 24hours mode simply 24hours is added just after 001 is input and ENT key is pressed in F02 ignored with the cancel for 24hours mode caused by the door is opened in the middle The added time is stored in the non volatile memory in every 24hours Display the added time in F04 then display 000 on display with n key and gt g
41. temperature display and press ENT key to display 000 on CO display then change the 1 digit to 1 and press ENT key to initialize all the data in non volatile memory Followings are each initial values in non volatile memory Internal temperature SV 97 0C level SV 0 0 Humidifying heater balance value 5 Door heater balance value 7 5 CO zero adjustment data F10 000 span data F11 100 Internal temperature zero adjustment data F15 008 Key Lock data Key Lock OFF Auto Changer data the 3 digit F08 Auto Changer OFF Demo Mode data the 274 digit in F08 Demo Mode OFF Input F13 on temperature display and press ENT key to display 000 on CO display then change the 1 digit to 2 and press ENT key to initialize CO zero adjustment data and span data in non volatile memory CO2 zero adjustment data F10 000 CO2 span data F11 100 Note Service code should not be initialized LEDs and drivers performance check Input F14 on temperature display and press ENT key to sound buzzer flash the indication lamp and the all digits at every 0 5seconds intervals Press ENT key to stop their actions If there is no key operation for approximately 90seconds automatically comes to the end Temperature zero point adjustment value is displayed initial 0 8 C Input F15 on temperature display and press ENT key to display an temperature zero point adjus
42. tment value on display Press ENT key or leave it for 9Oseconds automatically reverts to PV display In 37 0 is displayed on the control panel and actual temperature is 37 8 if you perform temperature calibration actual temperature 37 8 is input 0 8 would be housed in F15 In Function Mode input F15 and press ENT key to display the value display Serial communication ID setting initial 000 Input F21 on temperature display and press ENT key to show 000 on display Then input the value that identifies the product serial communication ID Number and press ENT key to set serial communication ID The settable range is 000 255 000 communication OFF Following data can be communicated Internal temperature TEMP PV Internal CO level CO2 PV UV lamp lighting time Ambient temperature sensor temperature AT PV Door open information Water level in humidifying pan Internal temperature setting value TEMP PV Internal CO level setting value CO2 PV UV lamp lighting time setting value 01 11 12 13 F22 Direction for use F24 Direction for use F25 lt Direction for use gt Note F30 lt Direction for use serial communication mode setting initial 000 Input F22 on temperature display and press ENT key to show 000 on CO display Then change the 3 digit to set the communication mode Control mode the 3 digit Q Local init
43. ube tube band L Mounting procedure 1 Disconnect the power cable and make sure that the unit is not supplied with the power 2 Remove the rear cover by unscrewing the 5 fixing screws 3 Fix D by using the enclosed screws 4 Remove cap and fix 3 with and 5 Connect the wiring harness of valve B to yellow connector ee P KCN 22 of wiring harness from CN9 on Main board E x POR 6 Disconnect left tube of valve A e Connect CO valve A and CO valve B and tube X by using 2 ela i as shown in Fig 3 ES T 2 7 Connect right tube of D to 3 MEC 8 Connect 3 with CO gas supply line B by using 9 E l Tem 9 Fix tubes securely using and as shown in Fig 3 10 Replace the rear cover NOTE Every tubes should be connected surely to prevent leakage CO gas supply line A CO valve A 2 gas Tube X upply line B Setting procedure of Control panel When use MCO 5GC the automatic switcher of gas supply line it is necessary to set the MCO 5AC automatic gas switching mode according to the following procedures Description of operation Key Indication after operation operated 1 Turn the power switch ON The current chamber temperature is displayed 2 Press CAL key for 5 seconds The left digit in the temperature indicator CAL is flashed 3 By pressing and 4 key F set the figure to
44. uzzer sounds continuously for 1 second to save the previous setting Action After the door is opened and shut UV lamp is lit in appointed time then automatically goes off There is approx 3 5seconds delay to active the mode due the water level sensor would check water level in the humidifying pan just after the door shut The lamp goes off if the door is opened while UV lamp is lit F02 lt Direction for use gt lt Action gt Note F03 lt Direction for use gt Note F04 lt Direction for use gt UV lamp 24hours sterilization mode set Note UV lamp is optionally provided Input F02 on temperature display to show 000 display Input 001 with key and P gt key to enter the device into 24hours sterilization mode Press ENT key displaying 000 to automatically revert to PV display UV lamp is lit once 24hours sterilization mode was set and automatically goes off after 24hours has passed In the middle of 24hours sterilization UV lamp goes off if the door is open and 24hours sterilization mode would be cancelled If 24hours sterilization mode is reset in the middle it would start 24hours sterilization mode from the beginning UV indicator lamp should light once 24hours sterilization mode is set if UV lamp is unfitted Service code input code 384 Note that those who know service code 384 should use F04 or the following functions except for F21 22 24 25 and 30 Inpu
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