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Freeze Dryer

DC801

Instruction Manual

- Fourth Edition -

Yamato Scientific Co. Ltd.

Printed on recycled paper



Thank you for choosing the DC801 freeze
dryer from Yamato Scientific Co., Ltd.



For proper equipment operation, please read
this instruction manual thoroughly before
use. Always keep equipment documentation
safe and close at hand for convenient future
reference.

WARNING!:

Read instruction manual warnings and
cautions carefully and completely before
proceeding.

Содержание DC801

Страница 1: ...the DC801 freeze dryer from Yamato Scientific Co Ltd For proper equipment operation please read this instruction manual thoroughly before use Always keep equipment documentation safe and close at hand for convenient future reference WARNING Read instruction manual warnings and cautions carefully and completely before proceeding ...

Страница 2: ...rview 9 Control Panel 10 4 OPERATION PROCEDURES 11 Pre freezing 11 Main Operation 12 Defrost 16 5 HANDLING PRECAUTIONS 18 6 MAINTENANCE PROCEDURES 21 Inspection Maintenance 21 7 STORAGE DISPOSAL 22 Disposal Considerations 22 8 TROUBLESHOOTING 23 Troubleshooting Guide 23 9 SERVICE REPAIR 24 10 SPECIFICATIONS 25 Main Unit 25 Optional Accessories 26 11 WIRING DIAGRAM 27 DC801 27 12 REPLACEMENT PARTS ...

Страница 3: ...is defined as bodily wounds electrocution bone breaks fractures or poisoning which may cause debilitation requiring extended hospitalization and or outpatient treatment Note 2 Minor injury is defined as bodily wounds or electrocution which will not require extended hospitalization or outpatient treatment Note 3 Property damage is defined as damage to facilities equipment buildings or other propert...

Страница 4: ...on General Caution Caution Shock Hazard Caution Burn Hazard Caution Do Not Heat Without Water Caution May Leak Water Caution Water Only Caution Toxic Chemicals Restriction General Restriction No Open Flame Do Not Disassemble Do Not Touch Action General Action Required Connect Ground Wire Level Installation Required Disconnect Power Inspect Regularly ...

Страница 5: ...cable bundled or otherwise tangled may cause power cable to overheat and or catch fire DO NOT damage power cable Damaging the power cable by forcibly bending pulling or twisting may cause fire or electric shock to the operator DO NOT handle flammable substances without proper ventilation Be sure there is adequate ventilation when working with certain flammable substances such as ethanol etc which ...

Страница 6: ...may cause damage to equipment or result in fire or electric shock DO NOT touch condensate in cold trap Condensate and inner surfaces of cold trap may become extremely cold during operation or right after operation Avoid contact with bare hands fingers in order to prevent severe frostbite DO NOT touch cooling fins Edges of cooling fins are very sharp Do not contact with bare hands or skin Laceratio...

Страница 7: ...incident equipment may unexpectedly shift or fall causing injury Taking preventative steps to install unit in a safe location away from room access doors and out of other danger is strongly recommended This unit is equipped with an air cooled refrigerator Install unit in a well ventilated or air conditioned place so that unit is allowed to sufficiently diffuse heat Failure to do so may cause ambie...

Страница 8: ...formance malfunction or fire 7 Install in a dry location Install unit where it will be free from fluid spray and other moisture Failure to do so may result in malfunction electrical shock and or fire 8 Connect to a proper power supply Connect power cable to a suitable facility outlet or terminal according to the following electrical requirements Electrical requirements AC100V 5 7 6 5A 50 60Hz 15 1...

Страница 9: ... it is damaged Always connect power cable to appropriate facility outlet or terminal 10 Equipment MUST always be grounded properly Where no grounding terminal is provided contact a local dealer electrician or Yamato sales office for location specific electrical requirements Connect terminals securely to facility terminal or to an appropriate connector Plugs and connectors are not included with thi...

Страница 10: ...r stops under casters and push down on lever to lock caster 4 Check drain cap Check to make sure cap is installed on drain outlet hose 5 Connect power cable Be sure main power switch ELB is turned OFF Connect power cable to grounded outlet 6 Use a vacuum pump having a displacement of 50L min or more maximum pressure of 1 0X10 1Pa and a current rating of 6A or less Vacuum pump must have a check val...

Страница 11: ...ld Trap Main Power Switch Serial No Rating Sticker Casters two casters in front have stoppers Vacuum Gauge Control Panel Cooling Vent Dust Filter Compound Gauge Vacuum Port Drain Outlet Service Outlets for vacuum pump and optional heater Service Outlet Fuse Power Cable ...

Страница 12: ...nction mid way through process Vacuum Pump Switch Activates service outlets solenoid valve in vacuum line and vacuum gauge Temperature Display Displays temperature of inner wall in cold trap Vacuum Gauge Decompression vacuum strength meter Defrost Switch Loosens ice buildup in cold trap Operable only with REFRIGERATION switch ON Refrigeration Error Lamp Lights when refrigeration system is in overl...

Страница 13: ... following pre freeze wait 3 4 minutes varies with container and sample types before installing the next container and opening the next valve for the next process and so on until the whole process for all containers is complete Making intervals shorter between each individual container process or attempting to install all containers at once will cause samples to melt before vacuum pressure is able...

Страница 14: ...frigeration Turn ON refrigeration switch Refrigeration system activates after 3 minutes 3 Install vacuum chamber 1 Be sure there is no dust or other contaminants on the trap seal or vacuum chamber before flask installation Damage to or contaminants on chamber and seal weaken vacuum pressure 2 Gently place flask mounting vacuum chamber on trap seal If vacuum chamber does not sufficiently adhere to ...

Страница 15: ...to power outlet on back of unit 6 A 2 A Connect vacuum pump power cable to the 6A power outlet on back of DC unit Keep vacuum pump switch ON Do not go above 8A total on 6A outlet 6 Close valves Turn all valves so that surface reading VENT is in the top position closing chamber side path 7 Turn pump switch ON When the trap is sufficiently cooled time required to reach minimum temp has passed start ...

Страница 16: ...r is decompressed and drying process begins 10 Install the next container When a vacuum valve is set from VENT to VAC the chamber interior is pressurized To process multiple samples wait approx 3 4 min until the pressure has returned before turning the next vacuum valve from VENT to VAC If multiple samples are processed at one time decompression will decrease and pre frozen samples will begin melt...

Страница 17: ...d container securely when removing so that it is not dropped 13 Normalize chamber pressure When the drying process has completed for all samples and all containers have been removed turn one of the vacuum valves gradually until VAC is in the top position This returns pressure inside the chamber to normal 14 Turn vacuum pump OFF Turn the vacuum pump switch OFF after chamber pressure has normalized ...

Страница 18: ...as melted sufficiently to remove do so by pulling up on handle and turn OFF the defrost switch Defrost auto stop activates after approximately 45 minutes and the defrost lamp goes out To terminate the defrost function mid way turn the REFRIG switch OFF 3 Drain water Remove the drain hose cap and drain remaining water from the trap into a drain basin or other receptacle Drain Hose Handle Ice Flask ...

Страница 19: ...refrigeration system OFF 1 Turn OFF the refrigeration switch 2 Turn OFF the main power switch ELB Cooling curve reference data Display temperature with the trap empty no load REFRIG REFRIG Room temp Room temp 100V AC 50Hz Time min Temperature ...

Страница 20: ...e not designed to support bodily weight and damage may result In addition unit may become unstable and tip over or fall resulting in equipment damage serious injury or death DO NOT place objects on equipment Do not place any objects on unit which may fall and cause personal injury DO NOT operate equipment during thunderstorms In the event of a thunderstorm turn off main power switch ELB and discon...

Страница 21: ...ration overload relay which shuts down the refrigeration unit When this happens turn OFF the main power switch and refer to TROUBLESHOOTING P 23 Condensation Condensation may form on unit depending on operating conditions and or environment Wipe any undesired condensation away with a soft dry cloth or rag Vacuum grease application Vacuum pressure is weakened and vacuum leaks may occur if any conta...

Страница 22: ...intended for an optional heater 2A and the other for the vacuum pump 6A Outlet fuse may be blown if service outlet is not in working order when power is supplied Replace fuse with a capacity of 10A Rearview of main unit Turn knob and pull out to remove fuse Fuse Confirm replacement fuse capacity is 10A ...

Страница 23: ...to a facility outlet or terminal Confirm that main switch ELB is OFF then turn main switch ELB back ON With the main switch ON press the test button on the main switch ELB using a ball point pen or other fine tipped object If main switch ELB shuts off it is functioning normally Cleaning cooling fins If cooling fins are allowed to become clogged with dust degraded performance and refrigeration syst...

Страница 24: ...ate parts and recycle them in contribution to preserving the global environment Major components and materials comprising DC801 units are listed in the table below Component Material Compound Main Casing Chromium free electro galvanized steel baked on melamine resin coating Inner trap Cover Stainless steel SUS304 Name plate Polyvinyl chloride PVC Polyester PET resin film Corner protectors Alkylben...

Страница 25: ...inner wall to facilitate removal This function will not completely melt ice accumulated in cold trap Error lamps Error Symptom Cause Remedy Refrigeration error lamp on in display Refrigeration system overload Turn power off immediately eliminate error source refer to temperature does not fall above and restart after approximately 5 minutes If lamp stays lit after restart Contact a local dealer or ...

Страница 26: ... warranty card Please send warranty card to Yamato customer service center by facsimile described Fax number in the left top corner of it Then keep the card with good care Repair this Equipment for free of charge according to the contents on warranty card Warranty period is 1 one year from date of purchase Consult with local dealer or Yamato sales office for any repair after warranty ended Charged...

Страница 27: ...overload relay high voltage refrigeration error refrigeration delay timer sensor failure error Standard measurements External dimensions 5 W405 D500 H846 mm Weight Approx 65Kg Power requirements capacity 6 AC100V 5 7 6 5A 20A Service outlet capacity AC100V Total 8A Included items Vacuum silicon grease TORAY H V G Vacuum hose φ12 x φ30 x 1 5m Instruction manual Pirani gauge instruction manual Guara...

Страница 28: ...type dry chamber No of shelves 1 pc 212564 No of 60mm petri dishes supplied 7 pcs Temperature control 30 C 2 C 1 Dimensions mm φ252 H425 Drying flask 120mℓ 5 pcs 212820 250mℓ 5 pcs 212821 Drying flask cap with glass joint Straight 5 pcs 212570 45 degree bent 5 pcs 212571 Serum container vial 50mℓ 10 pcs 212814 30mℓ 10 pcs 212815 10mℓ 10 pcs 212816 Ampule adaptor Single 5 pcs 212572 Double 5 pcs 21...

Страница 29: ...27 11 WIRING DIAGRAM DC801 ...

Страница 30: ...gauge sensor LT00001004 GP 1S with WP 02 Ulbac REFsw Switch refrigeration system 2550000011 CW SB21NMKZMEF Nikkai DEFsw Switch defrost LT00014520 AH164 LS11H1 Fuji electric PS1sw PS2 sw Pressure switch 3180000006 VHP F Fujikoki PS Lamp error LT00021961 BN5665 AC100V Red Sato parts MV1 MV3 Electromagnetic valve black 3020060004 NEV 603DXF Saginomiya Sanki MV2 Electromagnetic valve green 3020060003 ...

Страница 31: ... sodium perchlorate ammonium perchlorate and other perchlorates Potassium peroxide sodium peroxide barium peroxide and other inorganic peroxides Potassium nitrate sodium nitrate ammonium nitrate and other nitrates Sodium chlorite and other chlorites Calcium hypochlorite and other hypochlorites Flammable substances Ethyl ether gasoline acetaldehyde propylene chloride carbon disulfide and other subs...

Страница 32: ...B 2 PRE OPERATION PROCEDURES Equipment MUST Connect to a 10 SPECIFICATIONS Power requirements P 7 P 6 P 25 2 Operation start Start operation 2 PRE OPERATION PROCEDURES 4 OPERATION PROCEDURES Main operation P 9 P 12 15 Description 1 Operational descriptions Explain the customer about each operation according to the instruction manual 4 OPERATION PROCEDURES Main operation 1 SAFETY PRECAUTIONS 13 LIS...

Страница 33: ...h Note Instruction manual descriptions and specifications are subject to change without notice Yamato Scientific Co Ltd will replace flawed instruction manuals pages missing pages out of order etc upon request Instruction Manual Freeze Dryer Model DC801 Fourth Edition October 11 2017 Revised Yamato Scientific Co Ltd 103 0022 Muromachi Higashi Mitsui Building COREDO Muromachi 2 2 1 Muromachi Nihonb...

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