Table of Contents
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LabGard® ES Energy Saver
Class II, Type A2 Laminar Flow
Biosafety Cabinet
Models
NU-540-300/400/500/600
Bench/Console
Operation and Maintenance Manual
July, 2021
Revision 5
NU-540-300/400/500/600 Series F
Manufactured By:
NuAire, Inc.
2100 Fernbrook Lane
Plymouth, MN 55447
Toll-Free: 1-800-328-3352
In Minnesota: (763)-553-1270
Fax: (763)-553-0459
OM0279
Page 1 of 65
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Table of Contents
Related Manuals for NuAire LabGard NU-540-400
Summarization of Contents
General Information
Description
Details the LabGard® ES Model NU-540 Laminar Flow Biosafety Cabinet's features and purpose.
Safety Instructions
Explanation of Symbols
Defines warning and caution symbols used in the manual for safety awareness.
Shipment Handling
Damaged Shipments
Provides procedures for handling shipments with visible or concealed damage.
Installation Instructions
Cabinet Location
Recommends ideal placement for the biosafety cabinet away from disruptive air currents.
Cabinet Set-Up Procedures
Base Stand Assembly
Details the assembly of the base stand for the cabinet.
Leveling the Cabinet
Instructions for adjusting leg levelers for proper cabinet stability.
Bench Installation
Procedure for installing the cabinet on a laboratory bench.
Gas Service Considerations
Guidelines and warnings regarding the use of natural gas service.
Operating the NU-540
Aeromax™™ Control System
Details the Aeromax™™ control system for cabinet operation and monitoring.
Operator Accessible Functions
Access and Navigation
Describes how to access and navigate the operator functions menu.
Auto Timer Duration
Explains the use of countdown timers for cabinet functions.
Operating Guidelines
Safe Working Area
Defines the safe work zone within the biosafety cabinet.
Minimize Air Curtain Penetration
Guidance on minimizing operator hand and arm movements through the air curtain.
Minimize Room Activity
Advice on reducing room activity to prevent air current disruption.
Operating Sequence
Start Up Procedure
Steps for starting the biosafety cabinet and checking airflows.
Wipe Down Procedure
Instructions for disinfecting interior surfaces before use.
Materials and Equipment Placement
Guidance on arranging materials within the cabinet for optimal airflow.
Air Purge
Procedure for purging workspace of contamination after material placement.
Performing Work
Guidelines for performing tasks within the cabinet, including PPE.
Cleaning Procedures
General Cleaning
Provides general guidelines for cleaning laboratory equipment.
Hazardous Drug Decontamination Procedures
Decontamination Preparation
Details required PPE and preparation steps for decontamination.
Decontamination Procedure
Step-by-step instructions for decontaminating the cabinet.
General Maintenance
Decontamination
Guidelines for decontamination before maintenance.
HEPA Filter/Motor Replacement
Replacement Procedure
Detailed steps for removing and replacing HEPA filters and motors.
Airflow Control System Setup and Calibration
System Setup General
General requirements for setting up and calibrating the airflow control system.
Configuration Parameters
Setting cabinet model and size parameters for performance.
HEPA Filter Leak Test
Supply Filter Leak Test
Procedure for checking the integrity of the supply HEPA filter.
Exhaust Filter Leak Test
Procedure for checking the integrity of the exhaust HEPA filter.
Site Installation Assessment Tests
Sash Alarm Test
Verifies the sash alarm activation at designated heights.
Main Control Board Procedures
Main Control Board Replacement
Describes the process for replacing the main control board.
Main Control Board Fuse Replacement
Instructions for replacing fuses on the main control board.
Main Control Board Process Replacement
Details the replacement process and data implications for the control board.
Error Messages and Troubleshooting
Aeromax™™ Control System Reset
Procedure for resetting the Aeromax™™ control system to default settings.
Option Parameters
Sync Function with Active Blower
Configures synchronization between blower and other functions.
Blower/Airflow Options
Allows adjustment of blower and airflow related settings.
Remote Contacts
Fan Relay Contacts
Describes the fan relay contacts for remote sensing.
Alarm Relay Contacts
Describes the alarm relay contacts for remote sensing.
15VDC Output
Information on the 15VDC output for active blower operation.
Ultraviolet Light
UV Light Overview
Introduction to the germicidal ultraviolet light's purpose and function.
UV Light Operation
Instructions on how to operate the ultraviolet light.
UV Light Precautions
Safety warnings and precautions for using ultraviolet light.
Electrical and Environmental Requirements
Electrical Specifications
Details supply voltage, frequency, phase, and amperage requirements.
Operational Performance
Specifies environmental conditions for optimal cabinet operation.
Light Exposure
Information on standard fluorescent lighting intensity.
Installation Category
Defines the transient overvoltage level the instrument withstands.
Pollution Degree
Describes the amount of conductive pollution in the operating environment.
Chemical Exposure Limitations
Guidance on chemical use and compatibility with cabinet materials.
EMC Performance
Classifies EMC performance for light industrial environments.
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