Helmer PC100 manual ENG
Contents
1. r 44444 444 H Rss enormen meme 2 Remote Probe Installation rennen 2 Temperature Controller Prograns ssn 3 Controller Lockout System eese m 5 Controller Error Codes sse 8 0 0 999090007 9 Refrigeration Recharging Chart oooooooocococccoccorocnccnnoracinonnncos 10 Wiring Schematic ns 11 01101 818100 111 enean nennt 16 A Electrical B Alarms and Controller C Chamber Temperature D Other i 1 360038 E Central Alarm Hook up The central alarm hookup described in this section is for the high low alarm and the power failure alarm By using this system you are connecting to a relay switch either normally open or normally closed depending on terminals used There is no voltage output provided from this connection To connect a central alarm system into the platelet incubator s high low alarm outputs you will need to do the following 1 Turn the power switch off and unplug the unit 2 Remove the front panel 3 Locate the three terminals on the right side of the secondary circuit board These three outputs are for connecting to a central alarm system The outside terminal 16 is the common the next terminal to the left 15 is the normally closed contact and the second ter2. Pb h Cth It CAL dISP ALty Ahys LAt SIL FAIL SLOC Program Value 22 0 no 20 0 24 0 no no 1 0 30 00 0 80 varies Rt d 15 0 35 0 hEAt ALr7 Ac Prno 0 1 no no bPLS no 1 360038 E 3 80091 LOCKED SET TEMP To unlock refer to Accessing the Controller Program Lockout he TPH POY NTT AWE A RS PAY gy War rye AT 4 IS UROLLER PROGRAM FLOSOGBARI TEMP DISELA T LE G5 m m i a Tr a x 7 Ir 4 J 1 MARM AARM Fp QR TO RETURN TO YES TEMP DISPLAY VU e TE E FULL FACTORY DAUERT u ME uH WI Wu TORE TURN TO TEMP BISFLAY Controller Lockout System A Factory Lockout Mode tag _C A The digital Temperature Controller has been set in a factory lockout mode This means that the user can access the Set Temperature Low and High Alarms Calibration Offset and the Controller Lockout program values B Full Lockout Mode tag PCOA If the Controller Lockout is set to PCOA then all controller programs will be inaccessible except the Set Temperature C Unlocked Mode tag If the Controller Lockout Tag is set to then all controller programs will be accessible to the user D Set Point Lockout SLOC yes or no If the Set Point Lockout is set to no the operating s
3. Replace compressor Compressor in thermal Verify that the compressor unit is shutdown getting proper airflow at least 4 inches from any obstacles Make sure the condenser grill is clean Turn power off and allow compressor to cool down Turn unit back on and verify whether compressor is operating If the compressor fails to operaie either the compressor thermal switch could be faulty or the compressor itself could be faulty 17 1 360038 E Alarms and Controller Not waiting for alarm delay to cycle Audible alarm not sounding Verify Alarm and Controller settings Faulty controller Faulty secondary circuit board Faulty connections Faulty alarm Alarm sounding Faulty alarm system sporadically Alarm deviation value set too tight Door not closing Air gaps around door The alarm system has a delay system before the audible alarm will sound Wait sufficient time for alarm delay to cycle The controller alarm value or other values may have been altered causing the non alarm condition Refer to the proper controller value settings and change accordingly Refer to the Alarm System Test portion of this manual If the alarm light on the controller is not illuminating replace the controller If the controller alarm light is operating verify voltage to inputs 4 and 6 on the secondary circuit board If receiving voltage proceed to next step After wait
4. Verify that the controller alarm system is operating correctly f not replace the controller Faulty secondary circuit Verify that there is voltage output to board the alarm H not replace the secondary circuit board 19 1 360038 E Chamber Temperature Chamber temperature not cooling Faulty compressor Faulty controller Faulty secondary circuit board Door not sealing tight Chamber temperature Faulty controller not heating Faulty thermostat Faulty secondary circuit board Faulty heater 20 Low refrigerant pressure Verify proper refrigerant level in compressor unit Verify connections Change compressor unit If heater light is always illuminated even when the chamber temperature is above the set value controller is not operating correcily Verify correct controller input values If correct then replace the controller Current should only be going to heater when controller heater light is on If current is going to the heater all the time from the secondary circuit board line 12 then change secondary circuit board Verify that door 15 closing and sealing properly Verify that controller heater light is illuminating to operate heater Verify voltage going into connections 1 and 5 on the secondary circuit board when the heater light is illuminated If no voltage change controller Verify that the heater thermostat is fun
5. alarm output are still functional 1 360037 C Quality Control A Calibration of Digital Controller To verify that the digital temperature controller is calibrated correctly allow the chamber temperature to stabilize and then take a temperature reading from a calibrated thermometer placed on the top shelf of the agitator inside the chamber The temperature controller 1s calibrated correctly if the thermometer reads the same as the controller display The temperature controller needs to be calibrated if there 1s a temperature variance As an example if a calibrated thermometer reads 21 0 C and the Temperature Controller reads 22 0 C then the controller display CAL function needs to be reduced by 1 0 C If the thermometer reads 23 0 C and the Temperature Controller reads 22 0 C then the controller display CAL function needs to be increased by 1 To recalibrate the Temperature Controller 1 Figure 7 1 Press and hold the and butions until a controller program is displayed If the CnFg prompt appears first the Controller will need to be unlocked To unlock this program value refer to Accessing the Program Lockout in the Controller Lockout section of the Maintenance and Service manual 2 Figure 7 2 Press the Y button until the Pid Menu prompt appears 3 Figure 7 3 While pressing the SET button the digital readout will display no press the button to display yes and then release the
6. C button for about 2 seconds Chart stylus net marking on paper Stylus is bent away from paper Gently bend stylus until it touches paper If 1t is still not marking remove the stylus arm by loosening the two stylus arm mounting screws bend the bracket replace and retighten screws Note when refastening the stylus arm ensure it is positioned in line with the time line groove in figure 2 After changing paper with the C button the stylus does not return to the proper temperature When the stylus was in the change paper position the Left or Right button was accidentally pressed changing the chart temperature range Refer to section 1 5 for setting the temperature range 3 3600 76 10
7. supplemental system you install using the above probe it is important to locate the probe in this position 2 1 360038 E Temperature Controller Programs The digital controller contains internal programs that effect the operation and accuracy of the controller and alarm system A few of the internal programs may be altered by the operator for specific requirements and are noted below by an asterisk The remaining program functions must not be altered without consulting Helmer doing so could effect the operation of the unit and the manufacturer s warranty The following is a summary of the controller s internal programs with their description and proper value settings Main Program Titles and Access 1 Operating Set Temp Press SET button 2 Operations Menu Press and buttons together for 3 seconds 3 PID Menu Change the Pid Menu setting to yes 4 Configuration Menu Change the CnFg Menu to yes Program Description Chamber Set Temperature Auto tune Low Alarm Deviation High Alarm Deviation PID Menu Configuration Menu Proportional Band Cycle Time Integral Function Derivative Function Calibration Oftset Input Type Celsius Temperature Low Limit Temperature High Limit Output 1 Function Output 2 Function Display Default Alarm Type Alarm Hysteresis Alarm Latch Alarm Silencing Failure Mode Set Point Lockout Controller Lockout Tag Program Display Aut ALO Ahl Pid CnFg
8. Black w stripe Description Main power input to unit and power failure alarm Main power to power switch Main power input to unit and power failure alarm Main power to power switch Description Power to Heater Power to compressor Power to Interior fan Power to Interior Outlet Power to Interior Fan Power to Interior Outlet Power to compressor 14 1 360038 E Component List for Schematic Component A Audible alarm B Alarm delay switch NC C Main power switch D Chart recorder E Chamber fan F Chamber heater G Compressor and Condensor fan H RTD Temperature controller J Secondary circuit board L Chamber outlet M Audible alarm switch N Thermostat Switch T2 Chart transformer Location Front control panel Front control panel Front control panel Top front panel Inside chamber behind back wall Inside chamber behind back wall Top of unit Top of chamber Front control panel Top of unit inside Inside chamber right side wall Top front panel Inside chamber back wall Top of unit inside Components on secondary circuit board PI Alarm Timer Adjustment Access Remove control panel Remove control panel Remove control panel Open chart panel Remove chamber back wall Remove chamber back wall Remove top panel Remove front panel Remove control panel Remove control panel Remove back panel Remove control panel Re
9. EN n 00 CONTROLLER IN THE FACTORY LOCRHROUTI MODE Pi ALLL TEC LON ROLLER PROGRAM REFER TO THE 7 LONTROLLER PROGR A 1L0WCHART Ah 007 Pam n mnm AL AEM ALARM SET TEMP LOCKOUT SLOC WEN THE ELOC VALUE TS NO THE SET TEMP VALUE CAN BE CHANGED PROCRAM LOCKOUT TAC WHEN THE TAG VALUE TS A NONE OF THE VALUES THAT ARE SHADED 4 747 J CAN BE ACCESSED OR CHANCED Error Codes The temperature controller can diagnose certain problems and communicate the diagnosis through error messages on the digital readout Error Code Erl Er2 Er3 Er4 Problem Reversed RTD sensor wires Incorrect input value In in the configuration menu or Open RTD sensor circuit RTD sensor type mismatch Open RTD sensor circuit bad connection broken wire 8 1 360038 E Parts List Model PC100 To order parts for your Helmer Platelet Incubator indicate the quantity part number and description with your purchase order number Please provide the model number and serial number as well Description Part Number 115 Volt 230 Volt Digital Controller 400324 Audible Alarm 120160 On Off Power Switch 120158 Chart Recorder 400409 1 Chart Recorder Paper 4 inch 52 box 220273 Alarm Delay Switch 120197 Audible Alarm Shutoff Switch 120227 Heater Thermostat 120250 Secondary Circuit Board 400320 Chamber Electrical Outlet 120074 120097 C
10. Platelet Storage System Manual Model PC100 Version A English HELMET HELMER LABS INC 15423 HERRIMAN BLVD NOBLESVILLE IN 46060 USA PHONE 317 773 9073 FAX 317 773 9082 USA and CANADA 1 800 743 5637 Operation Manual Page Installation ooooccoocncronocanonacccancracanorrcco ae ens 2 A Labeling 0ooooooooonronrecnornonanorancanoran roaancaanana s 2 Controls and Components oooocccoconaconanannonccrano naco noconacononocas 3 Temperature and Alarm Systems eee 4 A Digital Temperature Controller B Accessing the Chamber Set Temperature C Accessing the Low and High Alarm Programs D Alarm Timer Delay E Power Failure Alarm Quality Control esses eme metere 6 A Calibration of the Digital Controller B Alarm System Test Specifications cesses mme nene nemen ne eren enne 8 Description of Symbols eens 8 Maintenance cesarean 8 2 0000 0 0 1 1 9 9 99339 ens 9 Troubleshooting asas 10 AO 1 9 1 31323229 8070 12 Appendix Figures List of European distributors where applicable 1 360037 C 1 2 3 4 5 6 Installation Carefully unpack your Helmer Platelet Incubator Included in the carton is a bag with the following accessories 1 Power cord 2 16mm tube for Quality Control testing Refer
11. SET button 4 Figure 7 4 Press the button once to display the CAL prompt 5 Figure 7 5 While holding the SET button down press either the or button to alter the calibration program value 6 Figure 7 6 To exit back to the main operating mode release the SET button and press the and butions simultaneously until the operating temperature appears on the digital display After making any calibration changes to the Temperature Controller allow the chamber temperature to stabilize and make a new reading to verify that the controller is properly calibrated Make any additional adjustments as needed until the controller readout is properly calibrated 1 360037 C B Alarm System Test To test for proper functioning of the High and Low Alarm System it is important to follow methods that may be recommended by the AABB or other governing organizations for such alarm system checks A suggested method to activate an actual alarm test condition is as follows 1 Fill the supplied 16mm tube with water that is at least 1 C beyond the alarm setting to be tested 2 Place the tube in the holding bracket and slide it up to submerse the end of the probe in the water Figure 8 1 3 Watch for the alarm indicator light on the Temperature controller to illuminate when the temperature reading passes the alarm set point The audible alarm will then go into the delay mode and sound after the delay period has cycled 4 Remove th
12. ctioning properly It should be closed when the chamber temperature is within normal operating limits If it is not closed then replace thermostat Current should be coming out of line 12 on the secondary circuit board to the heater when the controller heater light is on If not change secondary circuit board If yes check connections to the heater Replace heater 1 360038 E Other Ice lying in water tray Refrigerant pressure 1s Verify refrigerant pressures Add low refrigerant as needed Severe water puddling in Drain hole plugged Unclog drain hole water tray Door not closing tight Verify that door gasket is sealing and allowing humid air into door is closing properly the chamber Water is puddling outside Drain pan leaks Seal any leaks in drain pan with of the incubator silicone Water is condensing on Apply additional cork tape to copper evaporator lines to the lines compressor Excessive humidity Water will accumulate more during humid periods Make sure door is closing properly Platelets are pooling te Unit not level Verify that the unit is sitting level one side of the bag Verify that the agitator is sitting level 21 1 360038 E CHART RECORDER OPERATION amp TROUBLESHOOTING Section I Operation 1 2 3 Left Arrow Chart Change Time Line Groove Temperature calibration If the temperature marked by the chart recorder does not match t
13. e tube and empty the water Do not leave the tube in a position that covers the RTD sensor Doing so will cause the controls to take incorrect chamber temperature readings Caution When the RTD sensor is placed tnto the water the control system will be responding as if the chamber temperature is the temperature of the water As a result the system will adjust to this input accordingly and the actual temperature of the chamber will change Be careful not to expose any platelets in the chamber to an extended period of varying temperatures 1 360037 C Specifications Weight 48 kg Input Power 115 230 V 50 60 Hz Consumption 920 VA Includes the load from standard agitator placed inside the chamber Circuit Breakers 11512 A 230V 6 A Size 53 cm W x 63 cm H x 43 cm D Operating Temperature 5 up to 35 C This device complies with CSA standard 151 and UL standard 1252 for construction and electrical safety Description of Symbols C Conforms to 93 42 EEC al Date of Manufacturing Maintenance It 15 recommended to conduct the following maintenance items to help keep your Helmer Platelet Incubator in good working condition Quarterly Clean condenser grill Conduct alarm and calibration checks Check the 9V chart recorder battery 1 360037 C Cleaning The importance of proper cleaning of your Helmer Platelet Incubator cannot be under estimated Lack of cleaning of items such as the condensor fins can s
14. et temperature can be changed by the user If the Set Point Lockout is set to yes the operating set temperature is locked and can not be changed 1 Accessing the Controller Program Lockout 1 Press and hold the and Y buttons until a controller program is displayed If the lockout is in the factory lockout setting the first controller program to appear will be ALO If the Aut prompt appears the controller programs are fully unlocked If the CnFEg prompt appears the controller programs are fully lockout 2 Press the or Y button until the CnFg prompt appears 3 While pressing the SET button in the digital readout will display no press the or Y button to display ves and then release the SET button If the In prompt appears proceed to step 4 If the tAg prompt appears you are at the program display for the Controller Lockout Tag proceed to step 5 Caution Do not change the In or C program values Doing so automatically changes many of the controller program values causing uneven temperature controlling of the incubator 4 Press the button once to display the tAg prompt You are now at the program display for the Controller Lockout Tag 3 Press and hold the SET button to display the current input value of the tAg program 6 To change the lockout program value hold the SET button down and press the or Y button to change the program value 7 To exit back to the main opera
15. ge rating for the interior chamber outlet 1 is 0 5 amps Do not plug any device into the outlet that exceeds this rating 1 360037 C Controls and Components Control Panel The main contro panel contains the following See Figure 1 1 in the Appendix for locations of components referenced below Digital Controller 1 Provides visual readouts and controlling of the chamber temperature alarms and other pertinent functions All settings and calibration inputs are made through the controller touch buttons Audible Alarm 2 Generates a tone when activated signaling an alarm condition Main Power Switch 3 Controls all electrical current to the unit When the switch is turned to I ON the refrigeration heating fans and electrical systems become operative All unit functions are shut down when the main power switch is turned to O OFF Alarm Interrupt Button 4 Pressing this button when the audible high low alarm has sounded will temporarily silence the audible alarm by resetting the alarm time delay period Audible Alarm Shutoff Switch 5 The audible alarm can be silenced with the key activated shutoff switch The unit is shipped with the switch in the O alarm OFF position Turn the switch to the J alarm ON position to activate the alarm Refrigeration and Heating System The chamber is cooled by a refrigeration system in which the compressor unit runs continuously A heater is turned on by the controller s
16. hamber Heater 120313 120314 Chamber Fan 120009 120010 Compressor 400333 400334 Condensor Fan Motor 120178 120309 Circuit Breaker 120259 120288 1 360038 E Refrigeration Recharging Chart Approximate recharging weight is 5 oz Note Refrigerant is R134A After recharging follow the procedure below Allow the incubator chamber temperature to stabilize at 22 0 degrees C With a pressure gauge set on the refrigeration lines the refrigerant pressure should be as follows Room Temperature Low Side suction Pressure C F PSI 18 64 4 29 0 19 66 2 29 5 20 68 0 30 0 21 69 8 30 5 22 71 6 31 0 23 73 4 31 5 24 75 2 32 0 25 77 0 32 6 26 78 8 33 3 27 80 6 33 5 28 82 4 34 3 29 84 2 34 8 30 86 0 35 4 A fluorescent additive has been added to the refrigeration system Leaks may be diagnosed with the aid of an ultraviolet light Shine the light on joints where leaks may be occurring A leak is identified by a bright film residing at the site of the leak 10 1 360038 E a C 7 i Mor T pop mai Ade ay 5 lo LZ AU NOLGA 33 c nu IN mm hl lo a A AAA nM i 3 r TE le Aj APM zi Je NC um L L nn dee Lo iL LE lit L1 a EWE TMU Mildly Pil be WAL ter INCOMING ETWER OC modi Atyat 07 OF id 212 14 53 1 360038 E 11 Terminal 2 Wire Colo
17. hat of the chamber once stabilized at setpoint adjustment is possible using the left and right arrow keys see figure 1 These must be pressed and held down for five seconds to initiate stylus movement Continue to hold down until stylus has moved to the correct temperature If neither button is pressed for 5 seconds the new offset will take effect and the recorder will return to normal operation Changing the chart paper Press and hold the C button When the stylus begins to move toward the left release the button Wait until the stylus has moved to the edge of the chart then remove the old chart paper Position the paper so that the correct time line coincides with the time line groove see fig 1 Re attach the chart knob and screw it securely against the chart CAUTION When stylus is in change pressing the Left or Right arrow buttons will change the chart recorder temperature range See section 1 5 for setting the chart ranges Press and hold the C button again until the stylus begins to move to the right then release Check to make sure that the stylus is marking on the chart paper If not refer to Section 2 troubleshooting Battery Backup Install a 9 volt battery as shown in figure 1 and connect the lead This battery allows the recorder to continue to function normally for approximately two hours in the event of a power failure The light on the face of the chart recorder remains a constant green color indicating the batter
18. ignificantly cut down on the life expectancy of this equipment Exterior A soft cotton cloth and non abrasive liquid cleaner should be used for cleaning the exterior surfaces The door should be cleaned with a soft cotton cloth and window cleaner The black condensor fins located on the upper right side of the unit should be cleaned and vacuumed often Interior Always turn the power switch off when cleaning the interior of the incubator A disinfectant cleaner should be used to wipe down the inside stainless steel walls drawer and interior water drain tray This should be done on a regular basis or when leaking bags require you to clean the chamber 1 360037 C Troubleshooting The information in this section is for the benefit of the user in diagnosing certain issues If the user cannot resolve a particular problem your service agent may use the more extensive Troubleshooting section in the Service Manual Contact HELMER or your authorized service representative if more help is needed Electrical Problem Possible Cause Action to be Taken Unit does not turn on Circuit breaker or fuse Reset circutt breaker or replace fuse activated Faulty outlet connection Verify outlet is good Plug into a different outlet Faulty power cord Verify proper cord connections Change power cord Faulty power switch Replace switch Platelet agitator not Faulty platelet agitator Verify that agitator is working operat
19. il the ALO program appears for the Low Alarm or Ahl for the High Alarm program 3 Figure 4 3 While holding the SET button down press the or button to alter the alarm value as desired 4 Figure 4 4 To exit back out to the main operating mode release the SET button and press both the and buttons until the operating temperature appears on the digital display D Alarm Timer Delay The temperature alarm has a variable delay setting which can be changed to set the length of time desired before activating the audible and central alarm relays The time can be set from approximately 0 to 8 minutes You can access this feature by removing the front panel of the unit The adjustment is made through the dial located on the internal circuit board Figure 5 1 Turning the dial to its extreme clockwise position sets the delay time to 8 minutes Turning the dial to its extreme counter clock wise position sets the delay time to 0 minutes E Power Failure Alarm In the event of a power interruption the audible alarm will sound and the central alarm relay will activate To disable this alarm use the keylock switch located on the front control panel of the unit It is recommended to place the key for this switch in a location separate from the switch Disabling the power failure alarm also disables the audible portion of the temperature alarm However in this disabled mode the red alarm light on the controller and the central
20. ing properly Power cord on agitator Agitator not centered in Verify positioning of agitator rubbing chamber Power cord not positioned Verify positioning of cord properly 1 360037 C Alarms and Controller Audibie alarm not Not waiting for alarm sounding delay to cycle Verify Alarm and Controller settings Alarm sounding Faulty alarm system sporadically Alarm deviation value set too tight Door not closing Air gaps around door Chamber temperature not stabilizing Alarm not activating at Calibrate controller proper temperature Controller setting not Calibrate controller calibrated properly 1 The alarm system has a delay system before the audible alarm will sound Wait sufficient time for alarm delay to cycle The controller alarm value or other values may have been altered causing the non alarm condition Refer to the proper controller value settings and change accordingly Verify proper operation of the controller secondary circuit board and line connections During normal operation the temperature will fluctuate as a result of many factors If the alarm value is set too tight to the operating value the alarm may sound often The alarm system is to warn of serious unit temperature fluctuations Increase the alarm value Verify proper alignment of door closure Verify door gaskets are sealing properly Verify that the chamber temperature is ma
21. ing for alarm delay period if no voltage is going to the alarm then replace the secondary circuit board Verify proper line connections Replace alarm Verify proper operation of the controller secondary circuit board and line connections During normal operation the temperature will fluctuate as a result of many factors Ifthe alarm value 1s set too tight to the operating value the alarm may sound often The alarm system is to warn of serious unit temperature fluctuations Increase the alarm value Verify proper alignment of door closure Verify door gaskets are sealing properly 1 360038 E Chamber temperature not Verify that the chamber temperature stabilizing is maintaining a proper and consistent temperature Refer to Quality Control section Alarm not activating at Calibrate controller Refer to section on Calibration of the proper temperature Digital Controller Controller setting not Calibrate controller Refer to section on Calibration of the calibrated properly Digital Controller Central alarm not Faulty connections Verify proper connections to operating incubator and within the central alarm system Alarm output relay is Verify that you have the proper relay faulty for your central alarm system and that it is connected properly refer to the section on central alarm hook up Verify that the relay is operating If not replace the faulty relay Faulty controller
22. intaining a proper and consistent temperature Refer to Quality Control section Refer to section on Calibration of the Digital Controller Refer to section on Calibration of the Digital Controller 1 360037 C ex Other Ice lying in water tray Refrigerant pressure is low Severe water puddling in Drain hole plugged water tray Door not closing tight allowing humid air into the chamber Water is puddling outside Drain pan leaks of the incubator Water is condensing on evaporator lines to the compressor Excessive humidity Platelets are pooling to Unit not level one side of the bag Verify refrigerant pressures Add refrigerant as needed Unclog drain hole Verify that door gasket is sealing and door is closing properly Seal any leaks in drain pan with silicone Apply additional cork tape to copper lines Water will accumulate more during humid periods Make sure door is closing properly Verify that the unit is sitting level Verify that the agitator is sitting level Limited Warranty USA and Canada The Helmer Platelet Incubators are warranted for one year for materials and labor at our factory For all other countries contact your local distributor 1 360037 C 1 360039 B 1 360039 B 4 2 _AO 1 360039 B 1 360039 B 1 360039 B Service Manual Version A Model PC100 Page Central Alarm Hook up
23. minal to the left 14 1s the normally open contact 4 Connect the central alarm wires to the proper terminals for your alarm system 5 Cable tie the wires as necessary for stability 6 Run the central alarm wires through the small grommet located in the back of the exterior panel that was removed 7 Replace the panel To connect a central alarm system to the agitator alarm in the platelet incubator see the agitator or motion alarm instructions A hole is provided on the right side of the chamber wall for wire access to the chamber Remove the plug on the exterior side of the wall for access Remote Probe Installation To instal a third party probe for monitoring or for a supplemental temperature alarm system you will need to do the following 1 Locate the chamber access hole on the right side of the chamber wall It is shipped with a hole plug in it 2 Remove the hole plugs and run the probe through the wall Depending on the diameter of your probe you may want to drill a hole in the hole plugs and run the probe through those so that the plugs can be replaced in their positions 3 Locate the two screws on the bottom edge of the rear wall These two screws are for use in mounting the probe You may use both or just one depending on the length of the probe Mount the probe 4 Seal the access hole in the right wall If the hole plugs are reused pack the cavity in the wall with a filler material Note For accurate readings of the
24. move chamber back wall Remove front panel See secondary circuit board above 1 360038 E Troubleshooting PC100 Electrical Problem Possible Cause Action to be Taken Unit does not turn on Circuit breaker or fuse Reset circuit breaker or replace fuse activated Faulty outlet connection Verify outlet is good Plug into a different outlet Faulty power cord Verify proper cord connections Change power cord Faulty power switch Replace switch Controller does not turn Faulty connections Verify connections from the power on switch to the controller Faulty controller Verify voltage to the controller If receiving voltage and not operating replace controller Platelet agitator not Faulty platelet agitator Verify that agitator is working operating properly Faulty power outlet Verify voltage to outlet If no voltage check connections to and within the outlet Power cord on agitator Agitator not centered in Verify positioning of agitator rubbing chamber Power cord not Verily positioning of cord positioned properly Chamber fan not No power to fan Verify power to the fans If no operating voltage check connections Faulty fan Replace fan 16 1 360038 E Compressor not running Compressor not getting Visually verify that condenser fan is power operating If fan is operating see the next step If not check for faulty connection Compressor failure
25. onjunction with the button Up Button 4 Used to increase the controller digit values in conjunction with the SET button and to enter into the program functions in conjunction with the button SET Button 5 Used to display the set temperature and to display the program function values B Accessing the Chamber Set Temperature To alter the chamber temperature setting 1 Figure 3 1 This is the normal display of the current temperature reading 2 Figure 3 2 Press and hold the SET button to display the current set temperature value 3 Figure 3 3 While holding the SET button down press either the or button to alter the set value as desired If the set value will not change the Set Pomt Lockout is in the lockout mode To unlock this program value refer to Accessing the Set Point Lockout in the Controller Lockout section of the Maintenance and Service manual 4 Release the SET button to complete the chamber temperature setting change 1 360037 C C Accessing the Low and High Alarm Programs To alter the Low and or High Alarm settings 1 Figure 4 1 Press and hold the and buttons until a controller program is displayed If the Cn Fg prompt appears the Controller Program Lockout will need to be unlocked To unlock this program value refer to Accessing the Controller Program Lockout in the Controller Lockout section of the Maintenance and Service manual 2 Figure 4 2 Press the button unt
26. r Red Red Orange Blue Not Used 2 Red Brown Blue Wiring Descriptions Digital Controller Terminals Description RTD input RTD input Voltage output to secondary circuit for heater system 1 2 volts de Voltage output to secondary circuit for heater system 1 2 volts de Voltage output to secondary board and alarm 6 volts de Incoming power supply from circuit board Incoming power supply from circuit board 1 360038 E Secondary Circuit Board Terminals Terminal T1 Wire Color 1 2 10 11 12 13 14 Orange Yellow Red Dark blue Brown Brown Brown Blue Blue Blue Black or Red Description Voltage input for heater system 1 2 volts de Voltage output to alarm 6 volts de This terminal is not used Voltage input for alarm delay system 6 volts de Voltage input for heater system 1 2 volts de Power input from switch Power output to chart recorder transformer Power output to controller 7 Power input from switch Power to chart recorder transformer Power output to controller 8 Power output to chamber heater thermostat This terminal is not used Central Alarm normally open Central Alarm normally closed Central Alarm common 13 1 360038 E Terminal T2 Wire Color Al A2 Bl B2 Terminal T3 1 2 Brown Brown Blue Blue Wire Color Black Black Brown Brown Blue Blue
27. ting mode release the SET button and press both the and buttons until the operating temperature appears on the digital display 5 1 360038 E 2 Accessing the Set Point Lockout SLOC 1 2 3 4 gt 6 7 With the controller fully unlocked refer to steps 1 6 in the Accessing the Controller Program Lockout press and hold the and buttons until a controller program is displayed Press the or button until the CnFe prompt appears While pressing the SET button in the digital readout will display no press the or button to display yes and then release the SET button The In prompt will appear Press the button twice to display the SLOC prompt You are now at the program display for the Set Point Lockout Press and hold the SET button to display the current input value of the Set Point program either yes or no will be displayed The yes prompt means that the Set Point Lockout is in the Lockout mode The ne prompt means that Set Point Lockout is Unlocked To exit back to the main operating mode release the SET button and press both the and buttons until the operating temperature appears on the digital display If you want to reset the lockout function do so before returning to the main operating mode To change the program value simply hold the SET button in while pressing either the or button once 6 1 360038 E 1 8 009 1 EGO IER
28. to the Quality Control section 3 Fan cover for Agitator This directs the hot air from the Agitator Remove the backing on the adhesive strips and press this in place onto your Agitator as shown Figure 0 0 so that the open side of the box is facing the back of the unit Select a location keeping the following in mind 1 Allow 4 inches 10 cm of air space above and to the right side of the unit for adequate air circulation Use a grounded outlet with adequate power specifications as listed on the specifications label on the back of the unit 2 Keep away from direct sunlight or high temperature areas Turn the power switch to I ON and allow the chamber temperature to stabilize 30 minutes at the factory preset controller values While waiting for the chamber temperature to stabilize carefully continue reading through the instruction manual Open the door to the chart recorder and connect the leads to the 9 volt battery Insert an approved calibrated thermometer on the top shelf of your flatbed platelet agitator To install platelet agitators open the incubator door and carefully place the platelet agitator onto the center of the incubator Plug the platelet agitator power cord into the chamber outlet Make sure that the power cord is properly secured to prevent cord damage Turn the platelet agitator power switch to the on position and verify that it is centered within the drawer MN Labeling Figure 0 1 The maximum ampera
29. y The LED will flash out the currently selected range To save new range setting press and hold change chart button again until stylus begins moving toward temperature range 2 3600 76 1 C Section 2 Trouble Shooting 1 2 3 4 3 6 Chart recorder paper not moving a Chart knob not tightened on paper Tighten the chart knob b Ribbon cable at P2 is either not connected or reversed with P3 c No power to the recorder Check for line voltage supply to the chart recorder transformer Check for 13V AC from the transformer to the chart recorder See product service manual for location of chart recorder transformer Stylus exceeds outer edge of paper Home Stop Post Bent If the home stop post which is located on the bottom of the circuit board is bent the stylus will travel off the paper Verify that it is straight and that the stylus bracket makes contact with the post during start up Chart stylus off scale and will not adjust back to center JP1 is in probe simulation position over both pins Move JP1 to one pin LED continuously blinks a Battery is either low or not hooked up Measure battery and check connection b RTD probe defective Move JP1 to probe simulation position over both pins if chart returns to normal operation replace probe Make sure to return JP1 to one pin after probe is replaced c Chart is in paper change mode as indicated by a repeated sequence of flashes Press and hold
30. y is good If the battery becomes weak and needs to be replaced the light will begin flashing LED Right Arrow BEES 7 Battery Connection Stylus Chart Knab uu TT 15425 Herriman Blvd Noblesville IN 46060 PHONE 317 773 9073 FAX 317 773 9082 USA amp CAN 1 800 743 5637 www helmerinc com 3600 76 1 C 4 5 Procedure to run test pattern to verify operation of motors and electronics a Press and hold chart change and right arrow buttons simultaneously for about 5 seconds until the LED goes out b The recorder will proceed through a test consisting of stepped patterns through the temperature range which will end once the pattern has completed one rotation The test may be terminated at any time by pressing any button for about one second c After testing the chart recorder will automatically return to normal operation and the LED will turn back on Chart Range The Helmer chart recorder supports three temperature ranges 0 to 35 C Platelet Incubator Products LED Single Flash 5 to 20 C Helmer Refrigerator Products LED Double Flash 50 to 0 C Helmer Freezer Products LED Triple Flash To determine current chart range press and hold change paper button until stylus begins moving toward the edge of the chart The LED will flash out the currently selected chart range 1 2 or 3 The chart range may be changed by pressing the RIGHT or LEFT buttons increasing or decreasing the range value respectivel
31. ystem to maintain the proper set temperature Thermostat Switch A high temperature switch is mounted behind the interior back wall to discontinue power to the heater in the event of heating circuit failure 1 360037 C Temperature and Alarm Systems A Digital Temperature Controller Your Helmer system incorporates a digital controller system and RTD sensor to accurately contro the temperature of the chamber The controlier system provides visual readouts of the chamber operating temperature alarm system heater output and other functions All temperature calibration and alarm settings are made through the controller touch buttons See Figure 2 1 in the appendix for locations of the items referenced below Heater On Indicator 1 This small round light labeled 1 will light whenever the controller sends power to the heater This indicator will light on and off continuously during normal use Alarm Indicator 2 When the controller senses that the chamber temperature has exceeded the high or low alarm limit the Alarm Indicator labeled as 2 will illuminate The audible alarm is delayed for the period of time set by the Alarm Timer Delay The adjustable Alarm Timer Delay prevents unnecessary warnings that may be caused by temporary temperature fluctuations when opening the doors Down Button 3 Used to decrease the controller digit values in conjunction with the SET button and to enter into the program functions in c
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