SHELDON MICROBIOLOGICAL INCUBATORS
Contents
1. CONVENIENCE OUTLETS 6100525 x4 BLK 4200505 WHT BLK Yt 2800503 7 mam WHT MAIN POWER SWITCH CHERRY ROUND 7850532 WHT POWER LIGHT 4650554 G Ah BLK e BLK ID BLK e WHT CHAMBER FAN 4880548 BLK RED BLK C gt WHT WHT BLU 1 L2 WHT BLK iii i FI HTT TEMPERATURE NEUTRAL CONTROL A 1750982 GROUND BLK BLK D BLK e WHT OTP LIGHT 4650553 R BLK HT WHT HT 0900503 047 pF 250 VAC DESIGN 1000W 12 40 1750862 BLK BLK 9 WHT HEAT LIGHT 4650554 G BLK BLK BLK BLK WHT TN 2 O O WHT CHART RECORDER CONNECTIONS 19 BLK WIRE DIAGRAM SMI39 2 RI40 2 230V IEC FUSED INLET 4200505 2800503 9851245 pace i WHT WHT I 5 WHT MAIN POWER SWITCH CHERRV ROUND BLK 7850532 o WHT POWER LIGHT 4650554 G D BLK CHAMBER FAN 4880548 RED BLK BLK WHT e BLU amp BLK L2 NEUTRAL GROUND TEMPERATURE CONTROL 1750983 BLK BLK OTP 1750813 0900503 e2. SHELDON MICROBIOLOGICAL INCUBATORS MODELS SMI31 5 1 2 SMI39 SMI39 2 Previously designated as R128 RI28 2 RI40 40 2 11 2013 4861573 INSTALLATION AND OPERATIONAL MANUAL Sheldon Manufacturing Inc P O Box 627 Cornelius Oregon 97113 EMAIL tech Shellab com INTERNET hitp www Shellab com Shellab 1 800 322 4897 503 640 3000 FAX 503 640 1366 These units are TUV CUE listed as General Incubators for professional industrial or educational use where the preparation or testing of materials is done at approximatelv atmospheric pressure and no flammable volatile or combustible materials are being heated These units have been tested to the following requirements CAN CSA 22 2 No 61010 1 2012 CAN CSA 22 2 No 61010 2 010 R 2009 UL 61010 1 2004 R 2005 07 R 2008 10 UL 61010A 2 010 2002 UL 61010 1 2012 EN 61010 1 2010 EN 61010 2 010 2003 IEC 61010 1 2010 IEC 61010 2 010 2003 TABLE OF CONTENTS SECTION 1 0 SECTION 2 0 SECTION 3 0 SECTION 4 0 SECTION 5 0 SECTION 6 0 SECTION 7 0 SECTION 8 0 SECTION 9 0 RECEIVING AND INSPECTION INSTALLATION GRAPHIC SYMBOLS CONTROL OVERVIEW OPERATION CHART RECORDER INSTALLATION MAINTENANCE TROUBLESHOOTING PARTS LIST UNIT SPECIFICATIONS SCHEMATICS RECEIVING AND INSPECTION Your satisfaction and safety require a complete understanding of this unit Read the instructions thoroughly and be sure all operators are given adequate training before attem
3. D e BLK BLK 0 47 uF 250 VAC BLK HT OTP LIGHT 6540553 Lo HT HT HT W WI R DESIGN 1000W 58 70 Ye OTP 1750813 HEAT LIGHT 4650554 G BLK BLK WHT BLK BLK BLK EURO OUTLETS 6100532 x4 WHT WHT CHART RECORDER CONNECTIONS 20
4. chart forward off the hub and slide down and away DO NOT release the pen arm but install a new chart Now the pen arm may be gently released and the chart knob rotated counterclockwise back to the hub Align the proper chart time with the chart plate index 10 MAINTENANCE NOTE Disconnect the power cord from the power source before performing anv service or maintenance on this unit 7 1 7 2 7 3 Cleaning Clean the incubator interior and remove and clean shelves on a regular basis Use a disinfectant that is suitable for your application A thorough periodic cleaning is strongly recommended Use care when cleaning the door gasket to prevent damage which could impair the positive door seal WARNING Never clean the unit with alcohol or flammable cleaners with the unit connected to the electrical supply Always disconnect the unit from the electrical service when cleaning and assure all volatile or flammable cleaners are evaporated and dry before reattaching the unit to the power supply Storage To prepare the unit for storage remove all shelves and shelf clips and disconnect the power supply Be certain that the chamber is clean and dry and the door is positively locked in the closed position See Section 2 3 Lifting Handling for proper transport procedures No maintenance is required on the electrical components electrical or temperature problems occur please see the Troubleshooting guide Section 8 0 before callin
5. check all functions and compare wiring to owner s manual especially around any areas recently worked on 9 Loose connection call Customer Service Display reads LO 1 If ambient temperature is lower than range of unit compare set points and ambient temperature to rated specifications in section 9 0 2 Sensor is plugged in backwards call Customer Service Unit will not heat over a temperature that is below set point 1 Confirm that fan moving and that amperage and voltage match data plate check fan motor motion by removing top panel of the unit 2 Confirm that set point is set high enough turn Thermostat all the way clockwise and see if HEATING light or OVERTEMP light comes on 12 Unit will not heat up at all Indicated chamber temperature unstable Will not maintain set point Displav and reference thermometer don t match Can t adjust set points or calibration Calibrated at one temperature but not at another 3 Check connections to sensor 4 Check calibration using independent thermometer follow instructions in section 5 6 1 Verify that controller is asking for heat by looking for HEATING light if pilot light is not on continuously during initial start up there is a problem with the controller 2 Check amperage amperage should be virtually at maximum rated data plate amperage 3 Do all controller functions work 4 Is the Overtemperature set high enough for diagnostics
6. four 4 electrical outlets inside the chamber for use with electrical equipment not exceeding 1 amp Operating Electrical Apparatus Inside Chamber Place the shaker roller spinner etc inside the incubator chamber Plug apparatus into 1 amp outlet at rear of chamber Be sure apparatus draws 1 amp or less the power switch turns power on 8 off to outlets inside chamber Set Main Temperature Controller Enter desired set point temperature To enter set point mode on the controller press either the Up or Down arrow pad one time The digital displav will start to blink going from bright to dim While blinking the digital displav is showing the set point To change the set point use the Up and Down arrow pads If the arrow pads are not pressed for five 5 seconds the display will stop blinking and will read the chamber temperature Note that the Overtemperature Thermostat should be turned to its maximum position clockwise until the unit has stabilized at desired set point temperature Allow the incubator at least 24 hours to stabilize Calibration It is recommended that calibration is done once the unit is installed in its working environment and has been stabile at set point for several hours Place a certified reference thermometer in the chamber where it can be easily viewed through the window Be certain the thermometer is not touching any shelving Allow the temperature to stabilize again until the thermometer reads a constant value fo
7. should be fully clockwise with the pilot light never on 5 Has the fuse circuit breaker blown 1 0 1 may be normal 2 Is fan working remove top panel and verify movement of cooling fan 3 Is ambient radically changing either door opening or room airflow from heaters or air conditioning stabilize ambient conditions 4 Sensor miss located damaged or wires may be damaged check mounts for control and Overtemperature sensors then trace wires or tubing between sensors and controls 5 Calibration sensitivity call Customer Service 6 Overtemperature set too low be sure that its setting is more than 5 degrees over desired set point check if pilot light is on continuously turn controller knob completely clockwise to see if problem solved then follow instructions in section 5 7 for correct setting 7 Electrical noise remove nearby sources of RFI including motors arcing relays or radio transmitters 8 Bad connection on temperature sensor or faulty sensor check connectors for continuity and mechanical soundness while watching display for erratic behavior check sensor and wiring for mechanical damage 9 Bad connections check connectors for mechanical soundness and look for corrosion around terminals or signs of arcing or other visible deterioration 1 Assure that set point is at least 5 degrees over ambient 2 See if ambient is fluctuating check for adjacent open doors or HVAC duct openings
8. 00503 0 47 uF 250 VAC OTP 1750862 BLK HT DESIGN 750W 120V 19 20 WHT HT HEAT LIGHT 4650554 G BLK BLK BLK AA CONVENIENCE a OUTLETS 6100525 x4 WHT WHT BLK WHT BLK WHT CHART RECORDER CONNECTIONS 17 WIRE DIAGRAM MI31 2 RI28 2 230V 9851243 IEC FUSED INLET 4200505 WHT 2800503 BLK WHT MAIN POWER SWITCH CHERRY ROUND 7850532 9 9 BLK WHT HA POWER LIGHT 4650554 G BLK D BLK CHAMBER FAN 4880548 RED WHT TB1 TB1 Li BLU 8 BLK L2 WHT BLK or NEUTRAL TEMPERATURE CONTROL 1750983 II crouno BLK BLK D e BLK 0900503 OTP LIGHT 6540553 0 47 uF 250 5 BLK HT WHT HT 9 T 9 WHT DESIGN 750W 830 1750813 HEAT LIGHT 4650554 G BLK WHT J BLK BLK BLK BLK 4 EURO OUTLETS 6100531 x4 BLK z i WHT WHT WHT WHT CHART RECORDER CONNECTIONS 18 WI RE DIAGRAM SMI39 RI40 120V IEC FUSED INLET TX 9851244
9. 0563 1800500 5 4 2800503 3300516 N A Heating Element SMI31 SMI31 2 RI28 RI28 2 2350563 2350554 Heating Element SMI39 SMI39 2 RI40 RI40 2 2350557 2350566 Overtemperature Thermostat 1750982 1750983 Moisture Proof Plug 1650530 1650530 Main Control w Sensing Probe 175058 1750583 Outlet Interior 1650531 1650531 O On Off Power Switch 85057 7850579 il 9 2 Pilot Light Green 4650554 4650554 Pilot Light Red 4650553 4650553 Shelf SMI31 5 1 2 28 28 2 5400500 5400500 Shelf SMI39 SMI39 2 RI40 40 2 5401146 5401146 UNIT SPECIFICATIONS SMI31 SMI31 2 610 Ibs 500 Ibs 28 28 2 SMI39 SMI39 2 730 Ibs 850 Ibs RI40 40 2 Dimensions Exterior WxDxH Interior WxDxH SMI31 5 1 2 SMI39 SMI39 2 RI40 RI40 2 41x34x87 35x26x76 5 Amb 48 to 70 C 16 WIRE DIAGRAM SMI31 RI28 120V IEC FUSED INLET 9851242 69 4200505 BLK 2800503 BLK BLK MAIN POWER SWITCH CHERRY ROUND 7850532 POWER LIGHT 4650554 G e BLK D BLK CHAMBER FAN 4880548 Ve TB1 L1 BLK BLK RED WHT BLU E WHT WHT BLK GROUND NEUTRAL TEMPERATURE CONTROL 1750982 WHT WHT BLK BLK e BLK OTP LIGI BLK O 4650553 R 09
10. LIPS AS SHOWN CLIPS NEED TO TIPPED INTO THE l m SLOT PINCHED TOGETHER AND THEN zd SHELF STANDARDS ROTATED INTI BOTTON SLOT Ae LET v ARE ALONG BOTH WALLS FRON SS AND BAC 3 IT X X RS ARE BETWEEN CL UN FOR PROPER Section GRAPHIC SVMBOLS Vour incubator is provided with a displav of graphic svmbols on the control panel which are designed to help identifv the use and function of the adjustable components 1 Indicates that you should consult your manual for further description and discussion of a control or user item 2 Indicates Temperature 3 Indicates Overtemperature 4 C Indicates Degrees Centigrade Indicates AC Power Indicates Manual Adjustment Indicates Potential Shock Hazard behind partition Indicates Earth Ground Indicates Unit should be recycled Not disposed of in land fill Section CONTROL PANEL OVERVIEW SET OVER N SET TEMPERATURE i x 37 0 ji UP DOWN H AO NY WY HEATING ACTIVATED 4 1 4 2 4 3 4 4 4 5 4 6 4 7 450081 4M Power Switch The main power I O on off switch controls all power to the unit and must be in the I ON position before any systems are operational Main Temperature Control The Main Temperature Control consists of the digital display and UP DOWN arrow pads for inputting set point temperatures and
11. apping sound then replace the motor OTHER Controller on at all times locked up Front panel displays are all off Unit or wall fuse circuit breaker is blown Unit will not turn on Unit is smoking Out of box Contamination in chamber 1 Turn unit off and on to reset 2 If cannot change any condition on the front panel call Customer Service Check for wire damage 1 Check wall power source 2 Compare current draw and compare to specs on data plate 3 See what other loads are on the wall circuit 1 Check wall power source 2 Check fuse circuit breaker on unit or in wall 3 See if unit is on e g fan or heater and just controller is off 4 Check all wiring connections especially around the on off switch This is not an uncommon occurrence when first operating new units Put unit under vent and run at full power for one hour smoking is normal during first cycle to temperature 1 See cleaning procedure in section 2 5 2 Develop and follow standard operating procedure for specific application include definition of cleaning technique and maintenance schedule If following these troubleshooting suggestions does not solve the problem call your customer service representative for assistance Please see the manual cover for information on where to contact customer service 14 Section PARTS LIST Description 115V 220V 4880548 4880548 Blower Wheel 260053 2600535 4 E 88
12. calibration HEATING Lamp This green pilot lamp in ON when the unit is heating up to set point and is blinking when controlling temperature at set point Overtemperature Thermostat Marked SET OVERTEMPERATURE the Thermostat is a completely independent control that acts as an override in the event that the Main control fails in the ON position The Thermostat will regulate chamber temperature at approximately 1 C above the set point of the Main controller OVER TEMP Lamp This red pilot lamp is On when the Overtemperature Thermostat has taken control of the unit Under normal operating conditions this lamp should never be on Circuit Breaker Non CE units Located adjacent to the power cord the circuit breaker is an added measure of protection against power source variations that if tripped can be reset by pushing in the button once the reason for the interruption has been cleared Fuse CE units Located adjacent to the power cord in place of the circuit breaker The fuse is an added measure of protection against power source variations and if blown must be replace once the source of the interruption has been cleared OPERATION 5 1 5 2 5 3 5 4 5 5 5 6 5 7 Check power supplv against unit data plate thev must match Plug service cord into the grounded electrical outlet and turn the unit on Turn the Overtemperature Thermostat to its maximum position clockwise using a coin or a flat edged tool There are
13. cumstances this unit is intended for use indoors at room temperatures between 5 and 40 C at no greater than 80 Relative Humidity at 25 C and with a supply voltage that does not vary by more than 10 Customer service should be contacted for operating conditions outside of these limits 2 1 2 2 2 3 2 4 2 5 Power Source The electrical supply circuit to the incubator must conform to all national and local electrical codes Consult the incubator s serial data plate for the voltage and ampere requirements before making connection VOLTAGE SHOULD NOT VARY MORE THAN 10 FROM THE SERIAL PLATE RATING This unit is intended for 50 60 Hz application A separate circuit is recommended to prevent possible loss of product due to overloading or failure of other equipment on the same circuit Location When selecting a site for the incubator consider all conditions which may affect performance such as extreme heat from steam radiators stoves ovens autoclaves etc Avoid direct sun fast moving air currents heating cooling ducts and high traffic areas To ensure air circulation around the unit allow a minimum of 10cm between the unit and any walls or partitions which might obstruct free airflow Lifting Handling These units are heavy and care should be taken to use appropriate lifting devices that are sufficiently rated for these loads Units should only be lifted from their bottom surfaces Doors handles and knobs are not adequate fo
14. e Chart Recorder 6 1 6 2 6 3 6 4 6 5 6 6 6 7 6 8 6 9 6 10 Remove cover for Chart Recorder located on the right side of control panel Remove steel plate from the back of the Chart Recorder Open the front glass door on the Chart Recorder and loosen the two screws on the face of the recorder Screws are on the top and bottom right of the face Inside the unit behind the cover plate you will see two wires that say Recorder Power Cut off the butt connectors and strip the wires about 3 8 inch Put the Recorder Power wires through the hole in back of your Chart Recorder and connect the Recorder power wires to the terminal inside Run the Chart Recorder probe through the probe hole and slide into probe clips provided inside the chamber of the unit Inside the Chart Recorder you will see a piece of masking tape and a metal clip remove these screw face bolts back in screw in Chart Recorder shut the glass door on the Chart Recorder plug unit into power supply then turn on the unit In moving or mounting a chart the pen arm and stylus must be raised by pressing on the tab at the uppermost end of the arm Even if the recorder is not to be used a fresh chart should be mounted or some sort of padding placed under the stylus to protect the sapphire tip To remove and replace a chart unscrew the hub knob and swing it 90 clockwise or to the 3 o clock position Press the upper tab on the pen arm lift the
15. g for service 11 TROUBLESHOOTING FOR PERSONAL SAFETV ALWAVS DISCONNECT THE POWER BEFORE SERVICING Always make visual inspection of the incubator and control panel when troubleshooting Look for loose or disconnected wires that mav be the source of trouble TEMPERATURE Temperature too high displav and reference thermometer don t match 1 Controller set too high see section 5 5 2 Controller failed on call Customer Service 3 Wiring error call Customer Service Display reads HI or 400 Probe is unplugged is broken or wire to sensor is broken trace wire from display to probe move wire and watch display to see intermittent problems Chamber temperature spikes over set point and then settles to set point Recalibrate see section 5 6 Temperature too low display and reference thermometer don t match 1 High limit set too low see section 5 7 2 Controller set too low see section 5 5 3 Unit not recovered from door opening wait for display to stop changing 4 Unit not recovered from power failure or being turned off incubators will need 24 hours to warm up and stabilize 5 Element failure see if HEATING light is on compare current draw to data plate 6 Controller failure confirm with front panel lights that controller is calling for heat 7 Overtemperature failure confirm with front panel lights that Thermostat is operating correctly 8 Wiring problem
16. pting to put the unit in service NOTE This equipment must be used only for its intended application any alterations or modifications will VOID your warranty 1 1 1 2 1 3 1 4 Inspection The carrier when accepting shipment also accepts responsibility for safe delivery and is liable for loss or damage On delivery inspect for visible exterior damage note and describe on the freight bill any damage found and enter your claim on the form supplied by the carrier Inspect for concealed loss or damage on the unit itself both interior and exterior If necessary the carrier will arrange for official inspection to substantiate your claim Return Shipment Save the shipping crate until you are sure all is well If for any reason you must return the unit first contact your customer representative for authorization Supply nameplate data including model number and serial number Please see the manual cover for information on where to contact customer service Accessories Verify that all of the equipment indicated on the packing slip is included with the unit Carefully check all packaging before discarding These units are equipped with 6 shelves 24 shelf clips and 4 leveling feet INSTALLATION Local city county or other ordinances may govern the use of this equipment If you have any questions about local requirements please contact the appropriate local agency Installation may be performed by the end user Under normal cir
17. r lifting or stabilization The unit should be completely restrained from tipping during lifting or transport All moving parts such as shelves and trays should be removed and doors need to be positively locked in the closed position during transfer to prevent shifting and damage Leveling The unit must sit level and solidly Leveling feet Supplied are to be installed in the holes at the base of the incubator Turn the leveling feet counterclockwise to raise level If the unit must be moved turn the leveling feet in all the way to prevent bending of the feet Cleaning The incubator was cleaned at the factory but not sterilized Remove all interior parts including shelves and shelf clips and clean all parts and the chamber with a disinfectant that is appropriate for your application A thorough periodic cleaning is strongly recommended WARNING Never clean the unit with alcohol or flammable cleaners with the unit connected to the electrical supply Always disconnect the unit from the electrical service when cleaning and assure all volatile or flammable cleaners are evaporated and dry before reattaching the unit to the power supply 2 6 Place shelves into chamber at desired position See Figure 1 Figure 1 AA 4 LIPS PER SHELF ASSURE ALL CLIPS DR DN A LEVEL PLANE g X PROJECTION HOLDS SELF SECURE SHELE STANDARD INSTALL C
18. r one hour Compare the digital display with the reference thermometer If there is an unacceptable difference put the display into calibration mode by pressing both the Up and Down arrow pads at the same time for five 5 seconds until the two outside decimal points begin to flash While the decimal points are flashing the display can be calibrated by pressing the Up or Down arrow pads until the display reads the correct value Allow the incubator temperature to stabilize again and recalibrate if necessary Set Overtemperature Thermostat As mentioned in step 5 2 the Overtemperature Thermostat should be initially set to its maximum position to allow the unit to stabilize Once the incubator is stabile at the desired set point turn the Thermostat counterclockwise until the OVER TEMP light turns on Next turn the Thermostat clockwise just until the light turns off Then turn the Thermostat clockwise two of the smallest divisions on its scale past the point where the light went out This will set the Overtemperature Thermostat at approximately 1 C above Main temperature set point Section CHART RECORDER INSTALLATION Please note that the following information is a general guide for installation Chart recorders are available from vour dealer Before attempting installation please read the instructions provided with vour chart recorder thoroughiv for specific installation instructions Note Unplug unit from the power supply before installing th
19. stabilize ambient conditions 1 Calibration error see section 5 6 2 Temperature sensor failure evaluate if pilot light is operating correctly 3 Controller failure evaluate if pilot light is operating correctly 4 Allow at least 24 hours to stabilize at set point temperature 5 Verify that reference thermometer is certified 1 Turn entire unit off and on to reset 2 If repeatedly happens call Customer Service This can be a normal condition when operating temperature varies widely For maximum accuracy calibration should be done at or as close to the set point temperature as possible MECHANICAL Door not sealing 1 Check physical condition of gasket 13 Motor doesn t move Motor makes noise 2 Assure that gasket is in original location 3 Adjust hinge blocks or twist the door 4 Confirm that unit has not been damaged and body is square 1 If shaft spins freely check connections to motor and check voltage to motor 2 If shaft rubs or is frozen relieve binding and retest 1 Make sure that the fan or blower wheel is not contacting its housing Adjust the motor mounting bracket position to re center the fan or blower wheel if necessary 2 Check the fan or blower wheel for damage or out of balance condition Replace the fan or blower wheel if it is damaged or out of balance 3 Turn the motor shaft to make sure that it spins freely If it binds or the bearings make a rubbing or scr
Download Pdf Manuals
Related Search