Nortec NH Series installation manual Software Flow Chart Sheet 1

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Figure 7. Software Flow Chart (Sheet 1 of 7)

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Page 34 2008-08-28

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Contents 2522381-C SeriesTMRevision Number Date Date Put Manual 2008-08-28Table of Contents Warranty List of Figures List of Tables 2008-08-28 Introduction Nhtc Packaging PRE-INSTALLATIONHumidifier Box Preinstallation Equipment Verification Typical Nhtc Installation Sheet 1 Typical Nhtc Installation Sheet 2 This page Intentionally Left Blank Installation Location Humidifier InstallationMounting with Keyholes Mounting with Wall BracketSteam Runs and Condensate Returns Water Supply LineDrain Line Drain Water from Humidifier can be Very HOT Clearances and Operating Conditions Drain Water and Supply Connection 30+ Copper Tube Inch MED-L Tubing 1.125 inch OD 10-10 10-10 Side Outlet Tee Nominal Tube Standard 90degree Standard 45 degree DiameterSteam Outlet Steam InletPrimary Voltage Supply Wiring Control Wiring Primary Voltage Supply Wiring to HumidifierDemand Signal Controls Installation ElectricalOn/Off Control Guidelines and Low Voltage Terminal Strip Nortec Control Guidelines and Wiring Optional Setpoint Versus Outdoor Temperature Optional Outdoor Temperature Reset FunctionNetworking Nhtc Humidity Transducer Signal InstallationNortec Online Installation Nortec Humidity Transducer Guidelines and Wiring Optional Networking NHTCs Optional Nortec OnLine Installation Guidelines Optional Operation Nhtc Components NhtcHumidifier START-UP Basic Steam Production MethodItem Number Component Name Description NHTC/NHPC ComponentsIf loose or frayed Humidifier Start-Up Basic Steam Production Method Software Initial SELF-TEST Software Flow Chart with DefinitionsSelf-Test Messages SELF-HELPSoftware Flow Chart Sheet 1 Software Flow Chart Sheet 2 Software Flow Chart Sheet 3 Software Flow Chart Sheet 4 Software Flow Chart Sheet 5 Software Flow Chart Sheet 6 Software Flow Chart Sheet 7 System Messages and Lights Signal Light StatusDouble Unit Operation Yellow Green RedNhtc Display Message LED state System Action Status Messages with LED StateSymptom Diagnosed Probable Cause Corrective Action SAM-e Operation Steam DistributionSteam Distributor Operation Blower Pack Operation and Adjustments Digital Transducer Operation Controls and Remote Communication OptionalDigital Control Operation Nortec Online Operation Nortec Links 2 OperationThis page Intentionally Left Blank Maintenance Procedures Extended SHUT-DOWN When to Replace the Steam CylinderNH Electrode Steam Humidifiers Cylinder Components Components of the Steam CylinderCylinder Removal Procedure HOW to Remove the Steam CylinderDrain Valve Maintenance Mandatory Cleaning of the Drain ValveCylinder Replacement Procedure HOW to Install the Replacement CylinderTroubleshooting Starting Point Troubleshooting NH Electrode Steam HumidifiersPreparation System What to Check Why Troubleshooting SymptomsEnsuring a Demand Signal Troubleshooting DistributorsProcedure Check Why and HowDigital ON/OFF Humidistat Sensor Calibration Blower Packs TroubleshootingRED NH System MessagesProbable Cause Corrective Action E17 Req off current Contactor is open? W27 Safety loop instability Verify that the RH setpoint is less than the RH high limit Term Definition 10V Digital Humidistat Sensor CalibrationTerm Definitions Technical Humidifier Control Information Wiring and TerminalsController and Sensor Specifications NHTC/NHPC Double Unit Wiring Diagram NH WiringNHTC/NHPC Wiring Diagram Check Lists PRE-NORTEC Online Start UP Checklist WiringPRE-NORTEC Links START-UP Checklist Wiring Humidifier Mandatory PRE-START UP ChecklistPower Water QualitySTART-UP Procedure Humidifier Mandatory START-UP Checklist and Quick ReferencePreliminary RemarksCylinder Replacement Procedure Periodic Maintenance Checklist and Quick Reference page 1When to Replace the Cylinder Extended Shutdown Periodic Maintenance Checklist and Quick Reference page 2ASD, BSD, CSD Distributor Spare Parts and Exploded ViewsNHTC/NHPC Plumbing Compartment Exploded View and Spare Parts NH Series Humidifier Spare PartsModel NHTC/NHPC Plumbing Part ListFillcup Extension KIT NHTC/NHPC 10-50Page 79 NHTC/NHPC Plumbing Part List10-50 10-50Page 81 NHTC/NHPC Electrical Parts List Three Phase This page Intentionally Left Blank Warranty Walter Meier Climate USA Inc Cylinder Replacement Date MM/DD/YYYY

NH Series specifications

The Nortec NH Series stands as a remarkable line of heating and cooling equipment designed specifically for commercial and industrial applications. Renowned for its efficiency, reliability, and innovation, the NH Series is engineered to meet the demanding needs of various environments, including hospitals, educational institutions, and office buildings.

One of the standout features of the Nortec NH Series is its modular design. This flexibility allows for easy integration into existing systems, making it an ideal choice for both new installations and upgrades. The modular setup not only enhances space efficiency but also allows users to scale the system according to their specific requirements. This adaptability is essential for facilities looking to optimize their HVAC systems without extensive renovations.

The NH Series incorporates advanced technologies that set it apart in the market. It employs high-efficiency heat exchangers made from durable materials that provide exceptional thermal performance. These heat exchangers facilitate rapid heat transfer while maintaining energy efficiency, lowering operational costs. Additionally, the unit features variable-speed fans that adjust airflow according to real-time demands, contributing to quieter operation and further energy savings.

Another noteworthy characteristic of the NH Series is its intelligent control system. The integrated controls offer user-friendly interfaces and compatibility with building management systems. This enables operators to monitor and adjust settings remotely, enhancing operational efficiency and ensuring optimal indoor climate conditions.

Furthermore, the Nortec NH Series is designed with sustainability in mind. It complies with stringent environmental regulations and utilizes eco-friendly refrigerants, reducing the overall carbon footprint of the facility. This commitment to sustainability resonates with businesses looking to enhance their green credentials while maintaining a comfortable environment.

In summary, the Nortec NH Series exemplifies innovation in HVAC technology, combining modular design, high-efficiency heat exchangers, variable-speed fans, intelligent controls, and sustainable practices. These features make it a top choice for professionals seeking reliable and efficient heating and cooling solutions for a variety of commercial applications. With the Nortec NH Series, users can achieve significant energy savings, enhanced comfort, and a positive impact on the environment.