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Sterilizer 

Model 

SK200C/210C 

SK300C/310C 

Instruction Manual 

 

- First Edition -

 

 

 

Yamato Scientific America Inc.

 

z

 Thank you for purchasing "Sterilizer, SK Series" 

of Yamato Scientific Co., Ltd. 

z

 To use this unit properly, read this "Instruction 

Manual" thoroughly before using this unit. 
Keep this instruction manual around this unit for 
referring at anytime. 
 

WARNING! 

Carefully read and thoroughly understand the 
important warning items described in this manual 
before using this unit. 

Summary of Contents for SK200C

Page 1: ...terilizer SK Series of Yamato Scientific Co Ltd z To use this unit properly read this Instruction Manual thoroughly before using this unit Keep this instruction manual around this unit for referring at anytime WARNING Carefully read and thoroughly understand the important warning items described in this manual before using this unit ...

Page 2: ... Keys 11 Operation Method 12 Apparatus Liquid Sterilization Course 12 Sterilizing Parameters 14 Handling Precautions 15 WARNING 15 CAUTION 16 Maintenance Method 17 Daily Inspection and Maintenance 17 Long storage and disposal 18 When not using this unit for long term When disposing 18 In the Event of Failure 19 Safety Device and Error Code 19 After Service and Warranty 20 Specification 21 Wiring D...

Page 3: ...nger of a problem that may cause a serious accident or even fatality CAUTION If the caution is ignored there is the danger of a problem that may cause injury damage to property or the unit itself Meaning of Symbols This symbol indicates items that urge the warning including the caution A detailed warning message is shown adjacent to the symbol This symbol indicates items that are strictly prohibit...

Page 4: ...aution electrical shock Caution scald Caution no road heating Caution not to drench Caution water only Caution deadly poison Prohibit Prohibit generally Prohibit inflammable Prohibit to disassemble Prohibit to touch Compulsion Compulsion generally Compulsion connect to the grounding terminal Compulsion install on a flat surface Compulsion disconnect the power plug Compulsion periodical inspection ...

Page 5: ...ock may result Never perform repair work yourself since it is dangerous and not recommended Do not use the power cord if it is bundled or tangled Do not use the power cord if it is bundled or tangled If it is used in this manner it could overheat and fire may be caused Do not process bend wring or stretch the power cord forcibly Do not process bend wring or stretch the power cord forcibly Fire or ...

Page 6: ...ins very hot just after the sterilizing operation has completed even the pressure reading is 0 zero MPa Drain the water after it is sufficiently cooled down Do not touch the hot section Some sections on the equipment such as the circumference of cover or drain bottle are very hot during or just after the operation of equipment Do not touch these sections to avoid burn injury When taking the steril...

Page 7: ...ontal surface The power source is instable Install this unit on a stable place with the space as shown below Over 50cm Over 50cm Over 50cm Over 50cm 2 Installation on horizontal surface Use the equipment on the horizontal and firm place to keep the water inside the chamber horizontal If the equipment tilts and the heater appears from the water surface the temperature on the area above the water ri...

Page 8: ...bstances 6 Choose a correct power distribution board or receptacle Choose a correct power distribution board or receptacle that meets the unit s rated electric capacity Operating voltage range for respective equipment models are as follows SK200C models AC115V SK210C models AC220V SK300C models AC115V SK310C models AC220V Electric capacity SK200C AC115V 15A SK210C AC220V 9A SK300C AC115V 15A SK310...

Page 9: ... or water pipes If not fire disaster may be caused Do not connect the earth wire to the ground for telephone wire or lightning conductor If not fire disaster or electric shock may be caused Please consult your local electrical contractor for power connecting work Do not use a branching receptacle which may cause the heat generation The D class earth connecting works is required if no ground termin...

Page 10: ...es too low Refer to the right table for the quantity of water to be refilled 4 Use distillated or purified water for sterilizing water Fill distillated or purified water inside the chamber Tap water may be used Calculus generate inside the chamber when tap water is used Frequent cleaning is therefore required Do not use well water It may cause the corrosion or dirt inside the chamber 5 Set the ste...

Page 11: ...nd the safety lock to remain in open position and the safety lock will lock the upper and lower handles automatically when the pressure in pot rises The lock lever on the cover is held by the hook and does not move when the cover remains open Fully close the cover and slide the lock lever on the cover to the left side If it is closed inappropriately the vapor blows out from the inside which may ca...

Page 12: ...ion and Function of Each Part Main Unit Rubber foot Power switch Safety valve Drain valve Door lock check Steam exhaust valve Pressure gauge Operation panel Vent Yamato label Upper handle Lower handle Manual lock ...

Page 13: ...e in sterilizer 0 028Mpa the indicator is light 6 Interlock lamp flicker Close the lid after rotating until closing of the upper and lower handle the indicator is light 7 Temperature lamp The temperature parameter 8 Time lamp When set the sterilization time or countdown the indicator is light 9 Heating lamp When the heater is in the working state the indicator is light in the process of heat insul...

Page 14: ...e new setting and complete the temperature setting procedures 3 press key to shift the function lamp to the position of sterilizing time the sterilization temperature indicator on the panel is light the display shows ST The sterilizing time may be set as required 4 Press key to increase the time and press key to reduce it After adjusting to the required time press key another time to confirm the n...

Page 15: ...and sterilized completely 8 When countdown for sterilizing finishes the running light finish lamp will be on After the buzzer rings a few times the sterilizer will stop working automatically and the sterilizing operation will complete 9 Opening the lid After sterilizing finishes the power shall be switched off As the liquor and utensils etc may spill or be broken they shall be cooling off naturall...

Page 16: ...he difference either to the plus or minus side within the whole temperature range of unit The function can be set or cancelled by the key Start operation with the target setting temperature Check the temperature in furnace temperature of sample with a thermograph after it is stabilized Check the difference between the setting temperature and that in furnace temperature of sample Press the key Sele...

Page 17: ...for flammability and handling of flammable solvent This unit is not designed as the explosion proof construction Pay special attention to the handling of the sample to be handled with this unit on the consumption with the explosive material flammable material and similar ones The flammable material may be vaporized by leaving it at the temperature higher than room temperature and could cause the f...

Page 18: ...y Drain the water after the water is sufficiently cooled down Do not drain water during operation The hot water blows out if the drain valve is opened while the pressure is increasing Do not damage the packing on the cover or flange on the chamber Damage or dirt on these areas may cause the vapor leakage which may be the cause of burn injury Keep these sections always clean Do not damage them with...

Page 19: ...ormal state Do not disassemble this unit CAUTION Use a well drained soft cloth to wipe dirt on this unit Do not use benzene thinner or cleanser for wiping Do not scrub this unit Deformation deterioration or discoloration may result Cleaning inside the chamber Use soft sponge to clean inside the chamber not to damage the surface inside the chamber Do not remove the filter on the bottom of the chamb...

Page 20: ... disassemble this unit as possible and recycle the reusable parts considering to the environmental protection The feature components of this unit and materials used are listed below Component Name Material Exterior Parts Outer covering Bonderizing steel plate baked with melamine resin coating ABS resin Chamber Cover Stainless steel SUS304 Packing Silicon rubber Plates PET resin film Electrical Par...

Page 21: ... blocked 2 the safety valve unable to work properly 1 to unclog the safety valve 2 to replace the safety valve with qualified one 4 The pressure gauge failing to return to zero under non pressure condition 1 the pressure gauge unable to work properly 1 to replace the pressure gauge with qualified one 5 Steam leaking from between the lid and the pot after pressure rises 1 the seal being not properl...

Page 22: ...ales office Check following items before contact Model Name of Product Production Number Purchase Date About Trouble in detail as possible Minimum Retention Period of Performance Parts for Repair The minimum retention period of performance parts for repair of this unit is 7 years after discontinuance of this unit The performance part for repair is the part that is required to maintain this unit Se...

Page 23: ...peration functions Fixed temperature operation procedure Safety devices Water level detection liquid expansion method safety valve 0 142MPa safety interlocking interactive device spring full lift safety valve Pressure vessel standard Small sized pressure vessel notification of installation is not required Effective dimensions of chamber Diameter Depth mm Φ280 H360 Φ280 H440 External dimensions Dia...

Page 24: ... 1 2 3 Pt SMJ1 BL SK210C 310C BL SMJ1 Pt 3 2 1 6 1 1 6 L N SMJ2 2 1 MK GND GND SW SW1 7 8 9 10 Red 3 K1 K2 2 4 3 2 1 1 TM AC220V ELB H1 1 2 1 5 Blue Green Symbol Part name Symbol Part name ELB Power switch SMJ1 Control board TM Terminal station SMJ2 Display board H1 Heater Pt Temperature sensor BL Float Switch SW1 Cover interlock switch ...

Page 25: ...Pressure Gauge A990100243 YSJ Safety valve A990100249 YSJ Steam exhaust valve A990100255 YSJ Rubber Foot B082099007 C 30 RK 3225 YSJ T Terminal block A011302002 T3052 6 4P CLO YSJ SK200C 300C Symbol Part Name Code No Specification Manufacturer SMJ1 CONT board A020105001 SMJ1 110V YSJ H1 Heater A080501013 1500W 110V YSJ Power Cable A011208003 3 2 0 With plug YSJ SK210C 310C Symbol Part Name Code No...

Page 26: ...um perchlorate and other perchlorate Potassium peroxide Sodium peroxide Barium peroxide and other inorganic peroxide Potassium nitrate Sodium nitrate Ammonium nitrate and other nitrate Sodium chlorite and other chlorites OXIDIZING Calcium hypochlorite and other hypochlorites Ethyl ether Gasoline Acetaldehyde Propylene chloride Carbon disulfide and other flammable substances having a flash point of...

Page 27: ...Unexpected accidents or breakdown may result in Note The contents of this document may be changed in future without notice Any books with missing pages or disorderly binding may be replaced Instruction Manual for Sterilizer Model SK200C 210C 300C 310C First Edition Feb 27 2015 Revision Yamato Scientific America Inc 925 Walsh Ave Santa Clara CA 95050 Tel 408 235 7725 For technical information and s...

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