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MODEL INSTRUCTION MANUAL - FIRST EDITION – • Thank you for purchasing YK205ULT Ultra Low Freezer of Yamato Scientific. • To use this unit properly, read this "Instruction Manual" thoroughly before using this unit. Keep this instruction manual around this unit for referring at any time.
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Be careful when setting or changing temperatures WARNING: Changing some controller parameters can damage your unit and/or result in a loss of product. Yamato will not be held responsible for losses due to unauthorized parameter changes. Changing advanced parameters may damage the unit or void your warranty.
CONTENTS Warnings Product Description Installation and Operation Maintenance Temperature Controller Temperature Logging Warranty Parameters Warnings Important operating and/or Hot surface(s) present which may maintenance instructions. Read cause burns to unprotected skin the accompanying text carefully. or to materials which may be damaged by elevate temperatures.
Installation and Operation Ventilation Assembly • Remove the appliance from the packaging • All models must have clear and unobstructed and peel off any protective film from all ventilation from the entire surface area of the surfaces. front grille. • Ensure that this product is positioned on a level surface, so as to allow the door(s) to shut and seal correctly, as well as to allow proper drainage from the evaporator tray, to prevent...
Indicator light status description Symbol Status Meaning Parameter setting Status of temperature measuring and controlling Compressor high temperature limit alarm (compressor is running) Compressor high temperature limit alarm (compressor is not running) Compressor high temp. limit alarm reached, unit shut compressor off to cool FLASH Compressor low temperature limit alarm (compressor is running) Compressor low temperature limit alarm (compressor is not running)
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Setting the Temperature • Press Set key for 3 seconds. it display the code St. • Press Set key again to display the temperature SETPOINT. Modify by pressing the UP or DOWN keys. Changing Parameters - Enter Admin Section • Press Set key for 3 seconds, it will display the code St. •...
A logger with text, email or online access is an added layer of protection for your product load in the event of a temperature excursion. Yamato offers NIST calibrated data loggers to match your unit at a very affordable rate.
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Parameter Setting scope Default User menu Set cabinet temperature point LS to US Administrator menu Administrator menu password (The password is 55 and cannot be changed) Cabinet temp. probe calibration when below 0° -15.0~15.0 Use this parameter to match temp display with datalogger Condenser probe calibration (High-temp.
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This product warranty does not apply to products purchased from unauthorized resellers/distributors. Yamato reserves the right to inspect the product under claim before having an obligation to repair or replace the defective unit covered by this warranty. All costs of shipping to Yamato for inspection shall be borne solely by the purchaser.
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In Case of Request for Repair If the failure occurs, stop the operation, turn OFF the power switch, and unplug the power plug. Please contact the sales agency that this unit was purchased, or Yamato Scientific's sales office. ◆ Model Name of Product <...
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