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8600 Series 

Forma -86C ULT Freezer

Operating and Maintenance Manual

Manual No: 7018602   Rev. 3

Summary of Contents for 8600 Series

Page 1: ...8600 Series Forma 86C ULT Freezer Operating and Maintenance Manual Manual No 7018602 Rev 3 ...

Page 2: ...o event shall Thermo be held liable for any damages direct or incidental aris ing out of or related to the use of this manual MANUAL NUMBER 7018602 5 12 04 Additional vacuum relief information aks 3 22216 22217 22179 3 17 04 Added models 8656 and 8690 PM updates updated schematics aks 2 21886 9 22 03 Vacuum relief port aks 21800 9 8 03 Revised refrigeration schematics aks 1 21795 8 12 03 Revised B...

Page 3: ...th this symbol Hot surface s present which may cause burns to unprotected skin or to materials which may be damaged by elevated temperatures Extreme temperature hazards hot or cold Use special handling equipment or wear special protective clothing Always use the proper protective equipment clothing gloves goggles etc Always dissipate extreme cold or heat and wear protective clothing Always follow ...

Page 4: ...8600 Series ___________________________________________________________________________Service iii ...

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Page 6: ... Type 3 2 3 2 The RS 232 Configuration 3 2 Section 4 Alarms 4 1 4 1 Alarms 4 1 a Wrong Power Alarm 4 1 b High Stage System Failure Alarm 4 1 c Voltage Compensation Alarm 4 1 d Multiple Alarms 4 1 4 2 Probe Failure Alarms 4 2 Section 5 Maintenance 5 1 5 1 Cleaning the Cabinet Exterior 5 1 5 2 Cleaning the Air Filter 5 1 5 3 Cleaning the Condenser 5 1 a Cleaning the Water cooled Condenser 5 1 5 4 De...

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Page 8: ...ne pen or datalog ger Documentation compartment storage of user s manual and other documentation Figure 1 2 Remote alarm contacts and selectable analog output con nection 0 1V 4 20mA default 0 5V Power inlet for power cord connection Optional BUS connections for probe and solenoid RS 232 default or RS 485 interface Power Switch mains disconnect Figures 1 3 and 1 4 Vacuum relief port pressure equal...

Page 9: ...ttery condition of the freezer battery 6 Hot Condenser indicates a hot condenser condition 7 Message Center displays system status and alarms 8 Scroll for Parameters Arrows moves the operator through the choices of the selected mode 9 Up and Down Arrows Increases or decreases values toggles between choices 10 Enter Stores the value into computer memory Figure 1 6 Control Panel 1 2 8600 Series ____...

Page 10: ...ion See Section 4 1 Alarms 1 5 Installing the Freezer To remove the freezer from the pallet use the 7 16 wrench to remove all the bolts securing the shipping bracket to the pallet Remove the shipping bracket Remove the ramp boards from the pallet and place the slotted end over the ramp brackets on the pallet The support blocks on the ramps will be facing down Before moving the freezer make sure th...

Page 11: ...of the connector on the freezer The freezer transmits temperature information every 60 minutes A standard DB9 serial extension cable can be used to connect the freezer to serial device Some serial devices may require a null modem adapter Data format Baud 1200 Data bits 8 7 bit ASCII with leading zero Start bits 1 Stop bits 2 Parity none The data transfer sequence is transmitted in the following fo...

Page 12: ...he Low Battery message may appear in the message center 1 6 Freezer Start Up With the freezer properly installed and connected to power system set points can be entered The following set points can be entered in Settings mode Control temperature high temper ature alarm set point low temperature alarm set point and optional BUS set point Default settings are shown in the table below See Chart 1 1 f...

Page 13: ...hes set point or 12 hours elapse c Setting the Low Temperature Alarm The low temperature alarm will activate an audible visual warning when the freezer chamber temperature has reached or decrease below the low temperature alarm set point To set the low temperature alarm set point 1 Press the Mode key until the Settings indicator lights 2 Press the right arrow until LO ALM XX is dis played in the m...

Page 14: ...8600 Series ________________________________________________________________________Installation and Start Up 1 7 ...

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Page 16: ...rn to Run or the right left arrow to go to next previous parameter b Calibrating the Optional Sample Probe For freezers with the optional sample probe place the cali brated instrument in the center of the sample bottle The bottle should contain an appropriate medium and the measuring instrument should be centered in the bottle 1 Press the Mode key until the Calibrate indicator lights 2 Press the r...

Page 17: ...8600 Series _____________________________________________________________________________________Calibrate 2 2 ...

Page 18: ... 8600 Series _________________________________________________________________________________Configuration 3 1 Section 3 Configuration 3 1 Configuration Mode The Configuration Mode is used for testing and custom setup of the freezer The configuration functions listed and described below may not be necessary in all applications but are available if needed See Chart 3 1 for more detail a High Alarm...

Page 19: ...ght arrow to select digit 1 2 3 The left and right arrow keys are used to move from the first through the third digits within the access code 5 Press Enter to save the setting 6 Press the Mode key until the Run indicator lights A 3 digit Access Code can be entered to avoid unauthorized personnel from changing the set points calibration or configuration A setting of 000 will bypass the access code ...

Page 20: ...8600 Series _________________________________________________________________________________Configuration 3 3 ...

Page 21: ...3 4 8600 Series _________________________________________________________________________________Configuration ...

Page 22: ...ur along with the HS SYST FAIL message in the LED message center c Voltage Compensation Alarm If the freezer is compensating for high or low line voltage the system will measure the compensated AC voltage If the voltage is incorrect the unit will stop attempting to compensate and the compressors will run on direct line voltage Under this condition the message center will display VCOMPEN FAIL d Mul...

Page 23: ... and low stage compressors will run continuously As a result the cabinet temperature will decrease until it reaches the lowest temperature that the refrigeration system can maintain If an error is detected with the heat exchanger probe PROBE 2 FAIL the freezer will cycle properly at its temperature set point using a 5 minute step start between the high and low stage com pressors If an error is det...

Page 24: ...ending on type of deposits or build up to be removed Do not use liquids that are corrosive to stainless steel or the brazing material copper or nickel CIP Clean In Place Procedure 1 Disconnect the unit from the water supply 2 Drain the unit 3 Rinse with fresh water and drain the unit again 4 Fill with fresh water 5 Add cleaning agent solution and concentration depend ent on deposits or build up 6 ...

Page 25: ...time required to draw 1 5 3 0 cu ft of air into the cabi net depends on two factors a the size and number of paths available for the air to enter the cabinet and b the pressure difference between the internal cabinet and the ambient room Cabinets with the vacuum relief port operating normally i e vacuum relief port is not iced over will require a mini mum of 30 seconds up to a maximim of 120 secon...

Page 26: ...least six inches Make sure the tube is completely clear 5 Verify the vacuum relief mechanism is moving freely Depress the valve and release The valve should drop approximately 1 2 and return to its origi nal position when released If the valve fails to spring back it is defective Contact the Technical Services department for a replace ment Replace the check valve and screw to secure 6 Inspect the ...

Page 27: ... red to positive and black to negative 7 Turn on the battery power switch 8 Close lower panel door 5 8 Preparing the Unit for Storage Defrost the unit as described in Section 5 4 This will pre pare the unit for storage Turn off the battery power switch Turn off the freezer power switch Disconnect power to the battery s and to the freezer If the unit has been in service turn it off and disconnect t...

Page 28: ...chnicians using NIST traceable instruments available in many areas For more information on Preventive Maintenance or Extended Warranties please contact us at the number below Cleaning and calibration adjustment intervals are dependent upon use environmental conditions and accuracy required Tips Fill an upright by starting at the bottom near the probe and add racks to one shelf at a time Allow free...

Page 29: ...aning may be required depending on use and environmental conditions 5 2 Check air filter Clean or replace as needed 1 7 3 1 a Check alarm back up battery Replace Check condenser fan motor for unusual motor noise or vibration 2 Verify and document calibration at the minimum annually 5 3 Clean condenser compartment and wipe off condenser Qualified service technicians only Dispose of properly accordi...

Page 30: ...ept charged during normal operation by the inte gral battery charger a Installing the vent stack solenoid and injection assembly 1 Install the injection assembly through the 1 2 pre punched hole directly behind the 2 vent stack hole in the center of the chamber ceiling Note Cover the open end of injection assembly with tape to keep insulation from entering the nipple 2 Slide 3 8 flatwasher over op...

Page 31: ...k of the bracket with the tie wrap 11 Tap 8 32 the two pre punched holes located on the inte rior left wall of the freezer Mount the bracket Figure 6 4 shows the Back Up probe mounted on the interior left side wall of the freezer c Connecting the probe solenoid harness 12 Remove the four screws on the freezer back panel and use them to mount the tie wrap anchors as shown in Figure 6 5 Secure the p...

Page 32: ...ily removed with a bristle brush or soft cloth if ice build up has occurred a complete defrost may occasionally be required See section 5 4 for freezer defrost instructions g Disconnecting the Fitting Assembly and Transfer Hose To disconnect the freezer back up from the gas supply 1 Close the supply valve 2 Depress the test button on the Back Up System control box to remove the gas from the line 3...

Page 33: ...t Recording will begin in the new program Calibrating the chart recorder The recorder must be in service for 24 hours before per forming the following calibration procedure 1 Place an accurate thermometer in the chamber next to the recorder probe 2 Temperature probes for the recorder are located in the left front corner of the freezer chamber Figure 1 4 3 After about three minutes compare the ther...

Page 34: ...d Condenser 195145 195611 The water cooled condenser is a factory installed option and requires a qualified technician at freezer installation The instal lation should include proper adjustment of the regulating valve which controls the discharge pressure Specifications for this option are displayed in figure 6 9 6 5 Five Inner Door Option 189405 189406 189407 195642 The five inner door option is ...

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Page 36: ...eaker 15 amp 230V Dedicated Circuit 15 Amp Time Delay Breaker 15 amp 230V Dedicated Circuit 15 Amp Time Delay Breaker Shipping Weight Motor 712 lbs 323 0 kg 712 lbs 323 0 kg 795 lbs 360 6 kg 795 lbs 360 6 kg 900 lbs 408 2 kg Model 8607 8656 8690 8691 8692 Temperature Range 50 C 58 F to 86 C 123 F in an 18C to 32C 64 4F to 89 6F ambient Exterior Dimensions 46 8 W x 77 8 Hx37 0 118 9x197 6x94 0cm 40...

Page 37: ...rmally only non conductive pollution such as dust occurs with the exception of occasional conductivity caused by condensation 8600 Series _________________________________________________________________________________Specifications 7 2 Model 8693 8694 8695 Temperature Range 50 C 58 F to 86 C 123 F in an 18C to 32C 64 4F to 89 6F ambient Exterior Dimensions 33 3 W x 77 8 H x 37 0 84 6 x 197 6 x 9...

Page 38: ...8600 Series ________________________________________________________________________________________Parts 8 1 ...

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Page 40: ...8 3 8600 Series ________________________________________________________________________________________Parts Upright Freezer Cabinet Assembly 8602 200 1 B Rev 2 Page 2 of 2 AKS ...

Page 41: ...8 4 8600 Series ________________________________________________________________________________________Parts ...

Page 42: ...Upright Freezer Cabinet Assembly Double Door 8602 200 2 B Rev 2 Page 2 of 2 AKS 8 5 8600 Series ________________________________________________________________________________________Parts ...

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Page 47: ...8600 Series _______________________________________________________________________________________Parts 8 10 8602 203 1 B Rev 1 Page 1 of 2 Exploded Parts 8600 Series 86C Upright Freezers ...

Page 48: ...8600 Series _______________________________________________________________________________________Parts 8 11 ...

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Page 54: ...8600 Series ________________________________________________________________________Refrigeration Schematics 9 1 ...

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Page 61: ...Model 8600 Series __________________________________________________________________Refrigeration Schematics 9 8 ...

Page 62: ...8600 Series ___________________________________________________________________________Electrical Schematics 10 1 ...

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Page 70: ...ick fast to the skin and tear the flesh when you attempt to free yourself Use tongs to withdraw objects immersed in the liquid and handle the object carefully Wear protective clothing Protect your eyes with a face shield or safety goggles safety glasses without side shields do not give adequate protection Always wear gloves when handling anything that is or may have been in immediate contact with ...

Page 71: ...t venting is not restricted by accumu lated ice or frost Use proper transfer equipment Use a phase separator or special filling funnel to prevent splashing and spilling when transferring liquid nitrogen into or from a dewar or refrigerator The top of the funnel should be partly covered to reduce splashing Use only small easily handled dewars for pouring liquid For the larger heavier containers use...

Page 72: ...as reduce the concentration of oxygen and can result in asphyxiation Because CO2 gas is colorless odorless and tasteless it cannot be detected by the human senses and will be breathed as if it were air Breathing an atmosphere that contains less than 18 oxygen can cause dizziness and quickly result in unconsciousness and death Note The cloudy vapor that appears when liquid CO2 is exposed to the air...

Page 73: ...e 98 6 F as rapidly as possible followed by protec tion of the injured tissue from further damage and infection Remove or loosen clothing that may constrict blood circulation to the frozen area Call a physician Rapid warming of the affected part is best achieved by using water at 108 F Under no circumstance should the water be over 112 F nor should the frozen part be rubbed either before or after ...

Page 74: ...Thermo Electron Corporation Controlled Environment Equipment Millcreek Road P O Box 649 Marietta Ohio 45750 U S A Telephone 740 373 4763 Telefax 740 373 4189 ...

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