NuAire NU-8600 Operation And Maintenance Manual
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NuAire NU-8600 Operation And Maintenance Manual

Water-jacketed automatic co2 incubator
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Water-Jacketed Automatic CO
NU-8600, NU-8600E
NU-8631, NU-8631E
Operation and Maintenance Manual
November 2018
For 115 Vac, 50/60 Hz Only
2100 Fernbrook Lane
Plymouth, MN 55447
Toll-Free: 1-800-328-3352
In Minnesota: (763)-553-1270
Fax: (763)-553-0459
Models
Revision 6
Series 3
Manufactured By:
NuAire, Inc.
Incubator
2

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Summary of Contents for NuAire NU-8600

  • Page 1 Water-Jacketed Automatic CO Incubator Models NU-8600, NU-8600E NU-8631, NU-8631E Operation and Maintenance Manual November 2018 Revision 6 Series 3 For 115 Vac, 50/60 Hz Only Manufactured By: NuAire, Inc. 2100 Fernbrook Lane Plymouth, MN 55447 Toll-Free: 1-800-328-3352 In Minnesota: (763)-553-1270...

  • Page 2: Table Of Contents

    Section No. 12 ..........Communication Outputs Section No. 13 ..........Electrical/Environmental Requirements Section No. 14 ..........Disposal and Recycle Insert ............Replacement Parts List MANUAL DRAWINGS BCD-18002 ..............Dimensioned Assembly NU-8600 BCD-19905 ..............Interior prep BCD-15170 ..............Rear Component Panel Assembly ASSEMBLY DRAWINGS BCD-18476 ..............Front Component Panel BCD-18477 ..............

  • Page 3: Incubator

    Sterility Reliability Like all NuAire equipment, this Incubator has been designed to provide the highest quality standards of performance with matching computer technology, precise temperature control, and CO gas control system combining state-of-the-art technology with years of design, quality, and manufacturing experience.
  • Page 4 Keep these operating instructions close to the unit so that safety instructions and important information are always accessible. • Should you encounter problems that are not detailed adequately in the operating instructions, please contact your NuAire Representative or NuAire technical Services. OM0253 Page 4 of 53 Rev 6 November/2018...
  • Page 5 1.9 Explanation of symbols Symbol (in text box) Description (in text box) Safety alert symbol indicates a potentially hazardous WARNING situation which, if not avoided, could result in death of serious injury. Safety alert symbol indicates a potentially hazardous CAUTION situation which, if not avoided, may result in minor or moderate injury.
  • Page 6 2.0 Performance Parameters and Features • Each chamber's water-jacket holds 18 to 20 gallons (up to 75.7 liters) of water that, in conjunction with the microcomputer control system, provides an interior chamber temperature uniformity of ±0.2°C at 37.0°C. • The microcomputer temperature control system has two temperature sensors located inside the chamber at the back wall.
  • Page 7 3.0 Models & Features 3.1 Dimensions (see also Specification Drawing BCD-18002) Overall Dimensions - inches (mm): All Models Height: Exterior: 37.750 inches (958 mm) Width: 25.625 inches (680 mm) Depth: 27 inches (685 mm) Foot print: 22 inches (557 mm) wide x 17.5 inches (445 mm) deep Height: Interior: 24 inches (611mm) Width:...
  • Page 8 control and monitoring system w/ the Fujikura Zirconia sensor Available on the NU-8631 models measuring range: 0 to 25 % • • Default Set-Point: 21% (system is idle at this point) set- point Range: .5 to 21% • • Accuracy: +.25% •...
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  • Page 10 4.0 Test Performance & Procedures All equipment is thoroughly inspected at the NuAire Factory at the time of shipment. Quality control is maintained by constant surveillance over the product, beginning at the receipt of purchased material and concluding with a final inspection, which certifies the Incubator performance to the specifications.
  • Page 11 However, damage can occur in any shipment and the following paragraph outlines those steps you should take on receipt of a NuAire Incubator to be sure that if damage has occurred, the proper claims and actions are taken immediately. 6.1 Damaged Shipments 6.1.1 Terms are F.O.B.
  • Page 12 7.3 Interior Chamber, Shelf & Water Pan Preparation Shelves Incubator is shipped with the shelves installed. The shelf mounted water pan is also in place that option is ordered NuAire recommends decontamination all surfaces within the interior chamber, glass door, and outer door with gasket. They can be wiped down with a disinfectant of 70 percent alcohol or similar non-corrosive antimicrobial agent.
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  • Page 14 7.4 Electrical The electrical supply circuit to the Incubator must conform to all national and local electrical codes. Consult the serial-data plate, located at the front of the right side of the Incubator, for voltage, cycle, phase, and ampere requirements before making connection. Plug the power cord securely into a grounded power source. VOLTAGE SHOULD NOT VARY MORE THAN 10% FROM SERIAL PLATE RATINGS.
  • Page 15 7.7 Air Inlet Connection The air inlet and filter are installed at the Factory. The filter has flexible hose that attaches to bulkhead fittings in the bottom of the front panel and can be found under the valance that is beneath the door. One 50mm polypropylene .3- micron HEPA filter is connected to the hoses.
  • Page 16 Incubator. • Some single stage CO pressure regulators have two gauges. USE A TWO-STAGE REGULATOR. All NuAire Incubators use CO in such quantities that precise metering of CO input pressure is important for maximum performance. To connect the regulator: 1.
  • Page 17 7.9 Removing the cable ties used to secure the Air pump for shipping: 7.10 Setting up the access port: When utilizing the access port do not block or restrict the relief holes in the center of the port plug. Blocking this venting can cause performance issues for the incubator.
  • Page 18 Use mild detergent to clean the exterior of the Incubator. NOTE: NuAire does not offer any product warranty with respect to cleaning material compatibility. USE AT YOUR OWN RISK! The information provided above is from raw material suppliers and known general source documents for use to develop application cleaning SOP’s.

  • Page 19: Control System Introduction

    NOTE: DO NOT SEAL OR RESTRICT THE OPENING IN THE PORT PLUG. THIS IS A PRESSURE RELIEF FOR THE CHAMBER. 8.3 Control System Introduction The NuAire Incubator Control Electronics system is designed to serve the control requirements of the Incubator chamber. Temperature, CO levels in all models and O in available models are controlled by preset values to provide the optimum conditions for culture growth within a chamber.
  • Page 20 NuTouch LCD menu system is accomplished through the following methods: • Touching a “graphic” Icon like the NuAire Logo in the Main Screen which access the System Settings menu, or lead you to an Enter Password screen when a password has been established.
  • Page 21 8.3.5 Functioning accessed from the System Settings screen: The “System Settings” menu screen can be accessed from the “Main Screen” by touching the NUAIRE logo: Environmental Set-Points: Allows adjustment of Temperature, CO , and Door heater power level settings.
  • Page 22 8.3.8 Standard remote communication capability The NU-8600 & NU-8631 Incubator model series comes equipped with the following remote communication tools: USB Output of daily, weekly & monthly performance logs and an event log that indicates when alarms, •...

  • Page 23: Nutouch Display Screen

    8.4.1 Front LCD touch screen Descriptions The NuTouch LCD allows the user to access a wide variety of unit configurations and diagnostic menus by touching the NuAire logo icon. The Main Screen displays: Power Interrupted message displayed when power is lost and then •...

  • Page 24: Rear Component Panel

    8.5 Rear Component Panel Detail The rear control panel contains the following functions (see also BDC-15170) 8.5.1 Power Cord The power cord is 6.5-foot (2 m) in length, type “SVT” molded plug, allowing for long life and easy cleaning. 8.5.2 Circuit Breaker All control electronics are protected with a circuit breaker that may trip at 110% of load rating, but will trip at 145% of load rating in less than 2 seconds.
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  • Page 27 (see Section 11.0). 8.8 Standby Mode Operator Interactions The NuAire incubator automatically enters the standby mode when necessary. There is no action required by the user to enter this mode.
  • Page 28 8.8.1.3 Default Set points Temperature 37.0 C All Models Note 1: A set point of 0 (zero) will put the system into an Idle state where it does not control and all alarms are CO₂ 5.0% All Models inhibited. The sensor remains active and reports the level of gas in the chamber.
  • Page 29 8.9.1 Diagnostic Mode To initiate the diagnostic mode, perform the following from the ‘Main’ screen: Select the NuAire Logo to enter “System Settings” • • Select “Service Settings” and enter 9876, and then hit enter (ENT) In the Service Settings menu, select the “Diagnostics”...
  • Page 30 Temperature Control Diagnostics 1. Safety Relay This function shows the current state of the safety relay. LCD display will show “On” or “Off” corresponding to the relay condition. On for closed or set or yes. 2. Chamber Temperature Sensor This function shows on LCD the current values, calibrated (displayed) and not calibrated of the temperature sensor controlling the chamber temperature.
  • Page 31 Format: Option (Default, Minimum/Maximum) All the options for the NU-8600 & NU-8631 Incubator use this same format. The default is set at the factory and can be restored in the field with a Master or a Factory reset command. On the following pages, there is a short description of each Option with its Default/Minimum/Maximum setting, followed by a more detailed description.
  • Page 32 Default values are in bold The following paragraphs provide a more complete description of the Optional configuration parameters listed above. Temperature 1. Maximum Above Set point This value determines the maximum deviation, measured in (°C) that the chamber is permitted to rise above set point, once it is reached before an alarm condition is declared.
  • Page 33 Screen Lock button (default Main Screen Unlocked). Pressing this button will change it to “Main screen Locked” (Lockout = 1). This puts a “Press to unlock” button on the Nuaire Logo in the Main screen. This feature stops accidental screen changes by brushing the touch screen. You must press and hold (2 seconds) until the message disappears which unlocks the main screen so that you can navigate into;...

  • Page 34: Resetting The Electronic Software

    To perform a Factory Reset, you will need to do the following: NuAire Logo → Service Settings → 9876 Enter → Reset → Factory Reset → Confirm The Incubator will perform the Factory Reset and return to the Main screen.
  • Page 35 Setting the model number sets the following function: All Nuaire customers will press Nuaire in the “Choose Company” Screen. This will bring up the • Nuaire logo in the main screen.

  • Page 36: Chamber Temperature Calibration

    9.0 Calibration Proper calibration of the incubator involves following parameters. On all models of the Invitrocell incubator the chamber temperature, door temperature, and CO sensor require calibration at installation and the calibration should be checked on a regular schedule. The first two, chamber, and door temperature should be completed and stabilized before any CO sensor calibration is performed.
  • Page 37 9.2 Door Duty Cycle Adjustments for Temperature Calibration The Door heater is run on “Base Duty Cycle” calculations that are automatically increased or decreased to run in accordance with the chamber temperature at a chosen set point. These duty cycles work in the controlled lab environment but due to the many variables involved in temperature control there is also a manual adjustment.

  • Page 38: Setting Air Injections

    9.3 Setting Air Injections If there is still some undesired condensation in the chamber when the door heater is set for the desired result, the air injections can be adjusted. There is a control for length of the air injection labeled, Air Inject Time, and the frequency that air is injected called, Air Inject Cycle.
  • Page 39 9.4.3 Open Door CO Sensor Calibration Routine • Attach independent CO monitoring device to the sample port on the front of the unit • Enter CO calibrations by means of Service Settings • Select the “CO Open Door Zero Span” text •...
  • Page 40 SUCH MATERIAL IS HARMFUL TO THE POLISHED STAINLESS STEEL. NOTE: NuAire does not offer any product warranty with respect to cleaning material compatibility. USE AT YOUR OWN RISK! The information provided above is from raw material suppliers and known general source documents for use to develop application cleaning SOP’s.

  • Page 41: Chemical Decontamination

    10.1 Chemical Decontamination of the Incubator Chamber To chemically decontaminate NuAire Incubator inner chambers, users may use the traditional formaldehyde or Chlorine Dioxide in gas form, or Vapor Phased Hydrogen Peroxide. All three of the chemicals are compatible to all parts within NuAire Incubator chambers.
  • Page 42 Responding to the notification: From the main screen press the NuAire Logo / Service settings / General Option / Settings / Filter Maintenance to access the Filter Maintenance Adjustments screen. In this screen you can: Extend the alarm by 1 month by pushing the Extend. Press the Exit button •...
  • Page 43 11.0 Error Indicators & Troubleshooting Step 1 NOTE ALL ERROR INDICATORS When the Incubator is running, the Alarm Status button indicates an error. Pressing the Alarm Status button, entering the correlating Alarms Menu and pressing the Silence button in the Alarms Menu will silence the audible alarm until Diagnostics is entered or another alarm becomes active.
  • Page 44 − Faulty TRIAC, replace control board. Temp Under Set Point during normal running and in − Faulty chamber heater contact NuAire Technical Service. − Door heater needs to be increased with a high temperature set-point in a low ambient temperature.
  • Page 45 Stops trying to write to USB memory Universal Serial Bus Error tries stick after several tries USB port not functioning contact Nuaire technical service - Glass door, gasket or front wall of − Increase door heater duty cycles. chamber is wet.
  • Page 46 12.1 Remote Alarm Contacts The NuAire Water Jacket Incubator contains a set of contact points to connect to a remote alarm system. The contacts are located on the rear panel (see page 14). The contacts are housed in a modular (RJ-11) telephone jack and rated for (30V at 1 Amp).
  • Page 47 13.0 Electrical/Environmental Requirements 13.1 Electrical Model: NU-8600 and NU-8631 Domestic Units: 115V, 50/60Hz, 1 Phase, 5 Amps “E” Units: 230V, 50/60Hz, 1 Phase, 3 Amps Start Up Power 575 Watts Running Power 250 Watts 13.2 Operational Performance (for indoor use only) Environment Temperature Range: 60°F-85°F (15°C –...
  • Page 48 13.8 Heat Rejection: 14 BTU/Minute. 14.0 Disposal and Recycle Incubators that are no longer in use and are ready for disposal contain reusable materials. ALL components with the exception of the HEPA filters may be disposed and/or recycled after they are known to be properly disinfected. ...
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This manual is also suitable for:

Nu-8600eNu-8631Nu-8631e

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