Haier DW-86L288 User Manual Download

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0070505464

Read this user's manual carefully before using the ULT freezer.
Place this manual in a convenient location for future reference.

Haier Medical and Laboratory Co., Ltd.

This product is suitable for ultra low temperature storage of products in
applications such as clinical, pharmaceutical, scientific research, and
epidemic institutions.

User Manual For Haier DW-86L288/388/628/386/626

Ultra Low Temperature Storage Freezer

DW-86W420

Summary of Contents for DW-86L288

Page 1: ... for future reference Haier Medical and Laboratory Co Ltd This product is suitable for ultra low temperature storage of products in applications such as clinical pharmaceutical scientific research and epidemic institutions User Manual For Haier DW 86L288 388 628 386 626 Ultra Low Temperature Storage Freezer DW 86W420 ...

Page 2: ...on Information 7 Installation 8 Initial Loading 9 Temperature Adjustment and Setting 11 Display and Alarms 13 Routine Maintenance 15 Troubleshooting Guide 16 Recycle Rechargeable Battery 17 Specifications 18 Schematic Diagrams Refrigeration and Wiring Diagram 19 Optional Accessories 20 Technical Service 24 The actual design color and door pattern of the unit you received may vary as a result of co...

Page 3: ...tions They include compressor delay protection low voltage booster and high voltage protection The refrigeration system for the unit features a balanced cascade technology powered by low temperature rated speciality compressor Innovative and integrated design of the door lock and handle provide convenient application Advanced LED display on the freezer can display the cabinet temperature set point...

Page 4: ...Racks Storage box CO and LN2 backup cooling system 2 For installation and instructions for operation please refer to the user s manual shipped with the system Warning Any equipment using CO can displace oxygen in the surrounding area Please verify that there is sufficient ventilation around the workplace If there is limited ventilation alternative means to ensure a safer environment must be employ...

Page 5: ...perate this product Customers are advised to follow instructions provided to avoid potential damage to product and injury to operators Note Use this product only in the way described in the product literature and this manual Before using it verify that this product is suitable for its intended use Do not modify system components or use unauthorized parts as this will void the product warranty This...

Page 6: ...t the equipment should be located in a safe zone Improper usage of the equipment with this type of materials may hurt the environment or operator s health Installation and maintanence of your Haier ULT should be carried out only after reading this manual Equipment Instrument Services can install and validate your unit please call local Haier sales and service center 4 Proper Usage Optional Accesso...

Page 7: ...this time if the LED stops flashing the supplementary power supply is normal If the LED continues to flashes it means that the power supply is under capacity requirement It is necessary to replace the battery The LED green light is off when there is sufficient power to the recorder 9V battery Button Hand Dateline Screw fixing Recorder Figure 5 The Temperature Recorder Button 5 If there is leakage ...

Page 8: ...ts The cold temperature of the products and the interior wall may cause the skin to burn During any repair operation gloves should be worn to avoid injury by sharp edges or corners The air filter for the condenser should be cleaned regularly Freezer temperature could be compromised If a unit is out of service for a long period of time make sure the power cord is unplugged Deteriorated insulation o...

Page 9: ...load is being introduced The temperature display indicates the temperature where the temperature sensor is mounted inside the unit chamber Temperature uniformity within the chamber may vary from the sensor location due to loading patterns or insufficient temperature stabilization time An access port is installed in the back wall of the unit which can be used as the through hole for the thermocoupl...

Page 10: ...y to avoid damage to property 2 There should be at least 30 centimeters space all around the unit for good ventilation for heat removal 3 The location for installation should be flat and firm 4 There should be good ventilation and no direct sunlight 5 The freezer unit cannot share the same power socket with another piece of equipment The power plug should be securely connected with the power socke...

Page 11: ... legs Rotate the leveling legs clockwise to extend them out to anchor to the floor to ensure the unit does not move while in usage 3 Grounding Warning A socket with proper grounding must be used for the equipment If the socket is not grounded an upgrade of the power socket to include grounding must be done by a qualified technician Do not use gas lines water mains telephone lines or lightening rod...

Page 12: ...an the unit Then use a dry cloth to wipe off the left over detergent solution Non diluted detergent can harm plastic surfaces Please follow the instructions on how to mix a detergent solution Do not pour water directly onto the exterior and interior of the unit Water can damage the electrical insulation causing malfunction Compressors and other mechanical parts are hermetically sealed They do not ...

Page 13: ...wn wire Connect with remote alarm terminal with blue wire DC power source Alarm device Display and Alarms 11 The procedure to change the freezer temperature is as follows 1 In order to change the setting of the freezer the freezer s control must be unlocked first The temperature display flashes when the up or down arrow is pushed Push the up or down arrow again to change the display to security co...

Page 14: ...re set point temperature and current voltage The display shows the following indicator lights Locked indicator When the light is on it means all set values are in the locked mode This is to prevent erroneous operations Network indicator The indicator suggests that the network is in working mode Run indicator When the light is on it means the compressors are in working mode Regulator indicator The ...

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