LAB 85 VERTICAL User Manual
Contents
1. 7 5 Cleaning 1 The freezer should be cleaned and if necessary disinfected before use and at regular intervals afterwards 2 Use only gentle cleaning agents Never use aggressive cleaning agents abrasive detergents steel wool abrasive sponges or chemical solvents When cleaning make sure that no fluids of any kind run into the ventilator housing 3 Should there be an odor in the freezer wash the interior with a solution of baking soda and warm water 19 9 Troubleshootin CAUTION Repairs should only be performed by trained personnel If the unit malfunctions check the following before calling for service The chamber does not cool Check the power supply and circuit breaker The voltage is too low Should this be the case call an electrician Check that the power switch is turned ON po SS The freezer has been loaded with warm room temperature inventory Allow time to cool down Poor Cooling The ambient temperature is too high 2 The inner doors are not completely closed The outer door is not closed firmly Frost or ice between the cabinet and door gasket could be preventing the door from sealing properly The air intake grill is blocked The condenser filter is clogged The operating temperature set point is not been correctly inputted The freezer is in direct sunlight or close to a heat source The rubber cap and insulation over the access port are not correctly in place eo SY z2. Too many warm items are simultaneously placed in the freezer compartment Excessive Noise The freezer is not installed on a solid floor The freezer is not level Something is touching the frame wik sa A The freezer 1s in the immediate post start up phase The unit could sometimes be noisy when the chamber temperature is high The noise diminishes as the chamber cools Before initial start up familiarize yourself with the freezer controls 20 9 Appendices ALARM ERROR CODES When an alarm condition occurs an audible signal sounds The alarm error code will flash in the display The audible signal can be muted by pressing E The following alarm conditions can occur ALARM CODES PRIME AND MERIT SERIES Firmware version 2 43 Overheating The alarm sounds when the freezer temperature exceeds the maximum set temperature Low Temperature The alarm sounds when the freezer temperature falls below minimum set temperature The exterior door remains open for 3 min or is not closed properly ode4 Power failure Power failure PEM Codes Low battery charge P amp M gt 1 Static pressure switch PEM gt PEM _ PAM _ PEM _ PEM _ PEM _ PEM _ PEM _ Q Z o o v paa Code3 C Code6 1 Static pressure switch Code7 2 Static pressure switch Surpasses one minute Code8 Backup in operation Code10 Low backup battery power Codell Faulty T1 tem
3. EJ The temperature can be increased or decreased by pressing and holding Nor V ENTER 4 Press to return to the monitoring mode 6 3 3 Setting the Alarm l Press lt or P until WARM ALARM or COLD ALARM is displayed on the bottom of the screen 2 Press or V You are prompted to enter the password 3 Enter the password Sequentially Press NV IL then press The temperature can be increased or decreased by pressing and holding A or V 15 6 3 4 Alarm Mute 1 When the alarm sounds press to silence the alarm 2 If the failure lasts more than five minutes the alarm will sound again 6 3 5 Alarm Test If the warm alarm set point exceeds more than 10 C warmer than the operating temperature set point we do not suggest you test the alarm as detailed below 1 Press and hold g The temperature display shows the temperature rising When the temperature reaches the warm alarm set value the alarm will sound Note The temperature of the refrigerated area does not change Only the sensor 1s heated 2 Release 2 The sensor and display return to the cabinet temperature within a few minutes 6 3 6 Remote Alarm Terminal The terminal for the remote alarm is located on the rear lower right side of the unit The alarm is outputted from the terminal Contact capacity is DC 24V 5A or AC 115V 230V 5 3 5A No voltage contact Contact output Used between COM and NO Normal condition Open Abnormal condit
4. keep this manual in a place accessible to users of this product Electrical Housing Label This label is found on the box cover housing high WE 3 voltage electrical components caes meee The cover should only be removed by a qualified Turn power off when maintenance engineer or service personnel e Use this product only in the way described in the product literature and the manual e Do not modify system components Before use check that the product has not been altered in any way e Your unit must be properly grounded in compliance with local electrical conventions AN e Do not use the unit outdoors e Only qualified engineers or service personnel should install the unit e Install the unit on a sturdy level floor e Do not install the unit in a humid place or a place where is likely to be splashed by water The units should be installed in a dry well ventilated place Do not install the unit in a flammable or volatile location Do not install the unit where acid or corrosive gases are present Do not store volatile flammable or corrosive substances inside the unit Disconnect the power source to the unit prior to any repair or maintenance Do disassemble repair or modify the unit yourself Ensure that the unit is standing straight and is not touching other equipment Ensure that there is good air circulation around the unit This is essential for proper performance of the unit A space of 70mm shou
5. recorder has been turned on and is operating normally recording temperature press and hold the change chart button 3 until the pen arm begins to move off the chart Once the pen has moved off the chart press and hold the left 1 or right 2 arrow button for approximately five seconds and then release the button The green LED light will flash one time if range 1 1s selected or will flash twice 1f range 2 is selected and so on Press the left arrow button 1 to increase the range number or press the right arrow button 2 to decrease the range number that is selected for the recorder When you have finished selecting the range press and hold the change chart button 3 until the pen begins to move back onto the chart The selected range will be saved into the recorder s permanent memory 6 Operation 6 1 Prime Series Control Panel Figure 1 Prime Series Control Panel A VO indicator J Heat exhaust indicator B I O key K Clean filter indicator C Alarm indicator L Power failure indicator D Alarm mute M Fuse indicator E Alarm test N Voltage failure indicator F Temperature failure indicator O Low alarm battery indicator G Door open P LCO gt S LN gt backup system H Compressor protection indicator Q Function keys I Ambient temperature indicator Before using the freezer familiarize yourself with the freezer controls 6 1 1 Control Keys 6 1 1 1 On Off Press to start or to stop t
6. LAB 55 VERTICAL UPRIGHT LOW ULTRA LOW FREEZERS PRIME AND MERIT SERIES 40 C GA AA DA 039 P M GA AA DA 050 P M GA AA DA 061 P M GA AA DA 073 PM 86 C GV AV DV 039 P M GV AV DV 050 P M GV AV DV 061 PM GV AV DV 073 P M User Manual Note ELCOLD reserves the right to modify any parts of this manual without prior notice No part of this manual may be reproduced in any form or translated into other languages without the expressed written permission of Elcold Contact Elcold if any points in this manual are not clear 11 Dear Customer Thank you for choosing our product You have purchased one of the finest state of the art ultra low freezers available Our freezers tolerate voltage fluctuations high ambient temperatures heavy traffic in and out of the freezer and are designed to perform in demanding environments Both low and high cascade compressors feature a high compression rate low noise and vibration ensuring ultra quiet running Below 57 dBa The compressors high efficiency horsepower ratio provides the maximum gas displacement hp ensuring maximum refrigeration efficiency at low energy consumption Our compressors are industrial grade units which like the refrigerants are available all over the world reducing your dependency on proprietary products reducing your maintenance costs Our freezers comply with CE and UL safety and performance standards and only CFC HCFC free refrigerants ar
7. ambient temperature range should be between 15 C to 32 C 4 2 Leveling The unit must be level Both front to back and side to side The unit has adjustable leveling feet located adjacent to the front casters Extend the leveling feet by rotating them counterclockwise Remove the plastic protective sheets from the interior cabinet walls and shelves before operating the unit 4 3 Cleaning Clean or disinfect the unit inside and outside before use Do not use aggressive cleaning agents abrasive detergents steel wool abrasive sponges or chemical solvents When cleaning make sure that no fluids of any kind run into the ventilator housing Disinfectants are used in concentrations usual for the customer in one or four hour values For disinfecting small areas a concentrated alcoholic agent is recommended 4 4 Electrical Connections AN Connect the unit to the correct power source Incorrect voltage can result in damage to the freezer For personal safety and trouble free operation the unit must be properly grounded Failure to ground the freezer may cause personal injury or Z damage to the unit If the power supply outlet is not grounded it is necessary to install a ground from the ground screw located on the lower right rear side of the unit Plug the supplied power line to the freezer and to a dedicated mains supply Supply voltage must be within 10 to 10 of the freezer s rated voltage Never cut or
8. ce AVIL Up Down Left Right The freezer will start The firmware version will be displayed 6 2 1 2 Alarm Mute Press to silence the alarm The alarm indicator will light If the failure lasts more than five minutes the alarm will sound again 13 6 2 1 3 Alarm Test Press to test the alarm The alarm will sound when pressed TEST 6 2 1 4 Alarm Mode Switch Sequentially press to change between cold alarm warm alarm and lt control temperature 6 2 1 5 Temperature Increment and Decrement Press to increase or decrease the temperature value 6 2 1 6 Enter Escape After entering the password press to return to setting mode After setting press to return to monitoring mode 6 2 2 Indicators 6 2 2 1 Operation Indicator Lights when the freezer is operating 6 2 2 2 Alarm Indicator NC Lights when an alarm is triggered A Y Nw 14 6 3 Start Up Refer to Section 6 1 and to Figure 1 for the following procedures 6 3 1 Turning the Power On 1 Connect the freezer to the power outlet The control panel screen displays lights up Press e and enter the password Sequentially Press AVI Then press E The operation indicator lights up 6 3 2 Setting the Cabinet Temperature l Press J until CONTROL TEMP shows in the lower screen Press or V A password request appears on the screen Enter the password Sequentially Press Soe Up Down Left Right ENTER then press
9. e Press ENTER ESC to complete and save the settings The backup system will operate when the internal cabinet temperature runs at 5 lower than the set warm alarm temperature BACK UP SYSTEM ALARM CODES CODE REASON SOLUTION 8 Back up in operation 9 Low or empty back up gas level Replace gas cylinder 10 Low back up battery power Replace back up battery Remember to check the gas levels in the cylinder 2
10. e used Our freezers are backed by a full range of accessories and inventory systems to suit all your requirements ili Contents L General Safety PEECZUNO S srren EE aa l LES EE EE OE EN EE O O A RO EO AA 3 2 1 Environmental C 000100 10 a ORC GAZ 3 22 iL 3 PPT 4 A MAA OO NOO OO R F R 4 2 1 POT taaan ia 4 458 EE VL SOE EE EE EN KN ER NR ENE ERE 4 2 ENN se 5 JF Flere GC ONNECU ONS ww dody een ee 5 A EE owo 5 Del Openine he OOK aa gt 32 CHOOSING ME Dave 6 gt Lemperature Recorder Opuntia a a r 6 HOPE IPS 8 6 1 Pine Scenes Control Land NR 8 0 2 Merit Series Control Pane orinando dalla 13 ONS 15 FN NS 17 TI ARCCHAESCADIC B NN SSS 17 k2 Condenser MENN 18 ee TASKE MAMENANG a r OOO 18 TA DerOSUN O n aid od Rar 18 TETEN AEI A 19 0 PLOUDICS OO 1S er e a a E rd 20 OSA DDONJICES podasz ian OE R s ee ee 21 AN Eror Code 21 Power Consumption Heat Generation aaaaaaaaiiiaaassssaaaissannsssnnaniaannnnnnnnnnni 22 LCOS AS ACIS VSUCIN eee 23 1 General Safety Precautions This manual contains important safety advice and should be read before operating the freezer to prevent possible injury Precautions are illustrated in the following way a WARNING CAUTION Failure to observe WARNING signs could result in a hazard to persomnel possibly resulting in serious injury Failure to observe CAUTION signs could result in injury to personnel and damage to the product and property Please
11. ed of in the appropriate manner Do not dispose of the battery with your normal garbage 17 7 2 Condenser Maintenance Clean the condenser at least every six months but more frequently in dusty environments To clean the condenser Pull open the grill situated on the bottom front right of the compressor housing 2 Remove the filter and check the fans If a fan is not operating contact a service engineer 3 Vacuum clean the condenser 4 Replace the filter and close the grill 7 2 1 Cleaning the Condenser Filter Clean the condenser filter every two to three months Pull open the grill situated on bottom front right of the compressor housing Remove the filter 3 Shake the filter to loosen dust Rinse the filter in clean water Shake the excess water from the filter and replace the filter 4 Close the grill 7 3 Gasket Maintenance Periodically check the door gaskets for punctures or tears Leaks are visible as a streak of frost which forms at the point of gasket failure 7 4 Defrosting The freezer does not have an auto defrost function and should be defrosted manually when necessary To defrost the freezer 1 Empty the freezer 2 Turn off the unit and allow the interior to warm to room temperature This will 18 be faster 1f the door is left open during the warm up process 3 Allow all ice to melt and remove all the water from the bottom of the cabinet Dry the interior with a towel
12. en loading the unit with pre frozen materials the operating temperature set point should not be set lower than the temperature of the pre frozen material Allow the unit to operate at the set point for eight hours The set point may then be lowered in increments no greater than 10 C Allow a stabilizing period of eight hours for every ten degrees until the desired set point is achieved Failure to follow these procedures or overloading the unit may cause excessive stress on the compressors and jeopardize user safety 3 Unpacking On delivery unpack the unit and check for damage Should there be any damage immediately contact the delivery service or relevant sales outlet Do not operate a unit that has been damaged during transport 4 Installation Do not deviate from the electric and temperature ratings printed on the data plate located on the rear lower right side of the unit Incorrect installation amp operation of the equipment may result in potentially Z hazardous conditions To avoid hazards and minimize risk follow all instructions and operate the unit within the limits stated on the data plate 4 1 Positioning The unit must be placed in a dry well ventilated place away from direct sunlight and sources of heat Install the unit on a vibration free level floor with a minimum of fifteen centimeters of space on the sides rear and top Allow sufficient clearance for the door to open at least 90 degrees The
13. he unit The indicator lights when the freezer 1S 1n on VO Enter password in the following ssequence AVID Up Down Left Right The freezer will start The firmware version will be displayed 6 1 1 2 Alarm Mute Press to mute the alarm The alarm indicator will light when mute is active The alarm will sound again after each 5 minute period 6 1 1 3 Alarm Test Press to test the alarm The alarm will sound when pressed TEST 6 1 1 4 Alarm Mode Switch Press to sequentially scroll between cold alarm warm alarm and lt control temperature 6 1 1 5 Temperature Increment and Decrement Press to increase or decrease the temperature 6 1 1 6 Enter Escape After entering the password press the key to return to setting mode ESC After setting press to return to monitoring mode 6 1 2 Indicators 6 1 2 1 Operation Indicator Lights when the freezer is operating 6 1 2 2 Alarm Indicator NC Lights when an alarm is triggered A 7 Nw 6 1 2 3 Temperature Failure Indicator 3 Lights when the freezer temperature deviates from either upper or lower set limits 6 1 2 4 Door Open Indicator Lights when the main door is opened or is not properly closed Ap d 6 1 2 5 Compressor Protection Indicator F a Lights when the compressor has entered into a reduced operating CZE state 10 6 1 2 6 Ambient Temperature Indicator 20 Lights when the ambient temperature has exceeded the upper li
14. ion Close Used between COM and NC Normal condition Close Abnormal condition Open 16 RS232 RS485 interface The unit is quipped with either an RS232 or RS485 interface For more information about this please contact your distributor Note The alarm is activated under the following conditions 1 2 When the power cord 1s disconnected from the outlet or there 1s a power failure When the freezer temperature deviates above or below the alarm temperature settings Refer to the Appendix Page 21 for an explanation of the alarm codes 7 Maintenance supply to the unit prior to any repair or maintenance AN To prevent electric shock and possibly injury always disconnect the power Do not to inhale or consume medication or aerosols around the unit during maintenance This may harmful to your health AN Never touch the condenser when removing the condenser filter for cleaning Touching of the condenser may result in burns 7 1 Rechargeable Battery In the event of a power failure the built in battery monitors the electronics for a maximum of 72 hours This battery is recharged automatically when the unit connected to the mains power supply The battery should be replaced every 2 years as a precautionary measure This replacement should be carried out by a service technician The unit must be turned off and unplugged before the battery is removed The rechargeable battery must be dispos
15. ld surround the unit on all sides Connect the unit to a power source as printed on the data plate located on the lower right side of the unit When removing the plug from the power supply outlet grip the power supply plug not the cord Disconnect the power plug before moving the unit Do not damage or break the power supply plug or cord Wear gloves when you remove frozen items from the freezer Disconnect the power plug when the unit is not used for a long time Do not tilt the unit while moving it Do not make holes in the cabinet walls to install attachments Do not defrost the inside walls with a knife or any sharp object 2 Safety The refrigeration system is designed to maintain ultra low temperatures in 32 C ambient environments A This unit is not a rapid freeze device Freezing large quantities or liquid or high water content items will raise the chamber temperature and will cause the compressors to operate for a prolonged period of time Improper use of the freezer may jeopardize safety or cause damage to the compressors Avoid opening the door for extended time periods 2 1 Environmental Conditions This equipment is designed to operate in the following conditions Indoor use Ambient temperature between 15 C and 32 C Main supply voltage fluctuation not to exceed 10 to 10 of normal voltage 2 2 Init Loading NOT valid for freezers working at 86 deg incl AVOSOM ZA Wh
16. mit of alli the recommended operating range 6 1 2 7 Heat Exhaust Indicator Lights when the heat exhaust system 1s not functioning properly 6 1 2 8 Filter Condition Indicator ji Lights when the condenser filter 1s dirty 6 1 2 9 Power Failure Indicator KE Lights when there 1s a power failure y 6 1 2 10 Fuse Indicator Lights when the surge protector on the main electric panel has been Y damaged due to a power surge 6 1 2 11 Voltage Failure Indicator Qx Lights when the incoming line voltage is above or below the voltage 3 regulator operating range 6 1 2 12 Low Alarm Battery Indicator Lights when the alarm battery charge 1s low 11 The following indicators are active only when the freezer 1s equipped with an optional backup system 6 1 2 13 Backup System Supply Indicator AY Lights when the backup system is operating 6 1 2 14 Backup System Condition Indicator Lights when the LCO or LN back up cylinders are empty Empty MZ N 6 1 2 15 Backup System Battery Indicator Lights when the backup system battery charge is low Low 12 6 2 Merit Series Control Panel Figure 2 Merit Series Control Panel A VO indicator D Alarm mute B I O key E Alarm test C Alarm indicator F Function keys 6 2 1 Control Keys 6 2 1 1 On Off Press to start or to stop the unit The indicator lights when the freezer is in On VO Enter password in the following ssequen
17. perature sensor Code9 LCO2 or LN bottle is empty Codel2 Faulty T2 temperature sensor Code13 Dirty filter P amp M P amp M P amp M P amp M P amp M P amp M P amp M P amp M P amp M P amp M P amp M P amp M P amp M Codel4 Ambient temperature has exceeded the upper limit 21 POWER CONSUMPTION HEAT GENERATION 50Hz 60Hz Ambient Heat Generated Power Consumption Power Consumption Power Consumption W KW Month 30C gt 86 C 86 C Ambient Power Consumption Power Consumption Power Consumption W KW Month 30C gt 86 C 22 LCO BACK UP SYSTEM The freezer must be switched off before connecting the CO cylinder Connect the CO cylinder to the freezer and open the valve on the cylinder Turn on the back up battery switch located in the bottom right side of the compressor housing panel Turn the freezer on by pressing the I O button on the controller Press the ENTER ESC button on the main controller for 10 seconds 23 When the display shows Alarm Record press the ENTER ESC button again for 10 seconds The display shows Advanced Setting Enter the password by sequentially pressing the AZIL keys Up Down Left Right to access the Advanced Setting menu Press SJ or to access the Back Up System menu Press or V to set the back up system to 24 Press lt or P to access Back Up Alarm Press or V and set the back up system alarm to Enabl
18. remove the grounding prong from the service cord plug If the prong is removed the freezer will not be properly grounded 5 Operation 5 1 Opening the Door Grasp the latch handle and pull 1t firmly towards to you until the latch disengages from the track Keep pulling on the latch handle to open the main door 5 2 Closing the Door Note that the latch does not automatically self engage when you close the door Ensure that the latch 1s in the open position Push the door to the closed position and in one continuous movement gently push the handle away from you making sure that the latch engages fully with the track Closing the door without ensuring that the latch 1s fully engaged with the track could result in damage to the door 5 3 Temperature Recorder Optional If your unit has been fitted with a temperature recorder please read the following Pen arm calibration Press and hold the change chart button 3 until the pen begins to move off the chart Once the pen has moved off the chart again press and hold the change chart button 3 until the pen begins to move back onto the chart Then pen should briefly stop at the outer most temperature graduation of the chart before continuing onto the chart to begin recording If the pen does not stop exactly at this location on the chart it can be adjusted or calibrated by using the left 1 or right 2 arrow buttons Chart range selection After the
Download Pdf Manuals
Related Search