Condair Nortec GS Series - User Manual

OPERATION AND
MAINTENANCE MANUAL
Gas-fired Steam Humidifier
Nortec GS-Series
2583701_C_EN_1812_Nortec-GS_OM
Humidication and Evaporative Cooling
NORTEC
IMPORTANT! Read and save these instructions. This manual to be left with the equipment.

Summary

Safety Precautions

Intended Use and Electrical Safety

Specifies humidifier's intended purpose and electrical shock prevention.

Fire, Explosion, and Gas Safety

Critical warnings about fire/explosion hazards and gas leak procedures.

Burn and Hot Surface Hazards

Details risks associated with hot steam vapors and surfaces, and prevention.

ESD and Unsafe Operation Precautions

Warnings about electrostatic discharge and preventing unsafe humidifier operation.

Product Overview

General Description

High-level introduction to the Nortec GS humidifier's features and models.

Functional Description: Combustion System

Explanation of how the humidifier's combustion system operates.

Functional Description: Water Management

Details on how the humidifier manages water levels and related functions.

Operator Interface

Controls and Safety Warnings

Description of the operator interface components and associated electrical safety.

Control Software Overview

Introduction to the humidifier's control software and its functions.

Home Screen and Navigational Elements

Details of the main screen and how to navigate the interface.

Operating Status Descriptions

Explains various operating status messages and icons displayed by the unit.

Maintenance and Fault Status

Information on accessing maintenance reminders, warnings, and fault messages.

Operation Settings

Configuration options for manual capacity, timers, and short cycle functions.

Control Settings: Basic Configuration

Settings for source, control channels, and control modes.

Control Settings: PI Parameters

Control Settings: RH Alerts

Control Settings: Multi-Unit Operation

Service Menu: Humidifier Functions

Service Menu: General Functions

Setpoint Adjustment

Administrator Menu Overview

Administrator: Password and Software Updates

Administrator: Software Settings

Operation Procedures

System Filling and Safety Tests

Procedures for filling the system and performing ignition safety tests.

Starting the Humidifier

Step-by-step instructions for starting the humidifier after setup or shutdown.

Operational Inspections

Manual Tank Draining Procedure

Instructions for manually draining the humidifier's tank.

Full Tank Blowdown Function

Proper Shutdown Procedure

Detailed steps for safely shutting down the humidifier for maintenance or storage.

Maintenance Procedures

Mandatory Maintenance Schedule

A detailed schedule of required maintenance tasks and intervals.

Scale and Chloride Level Management

Adjusting Blowdown and FTBD Settings

Access Panel Removal and Installation

Cleaning the Humidifier Tank

Cleaning the Secondary Heat-Exchanger

Cleaning the Float Chamber

Cleaning Hoses, Fill Valves, and Drain Pump

Cleaning the Burner Assembly

Replacing the Backup Battery

Replacing the Internal Fuse

Resetting the Service Reminder

Installing Software Updates

Software Update Procedure

Fault Isolation and Troubleshooting

Fault Indication Methods

General Troubleshooting Guidelines

Troubleshooting Common Humidifier Issues

Nortec GS Warning and Fault List

Comprehensive list of warning and fault codes with corrective actions.

Fault List: Fill, Drain, and Maintenance Warnings

Specific fault codes related to fill/drain issues and maintenance reminders.

Fault List: RH and Remote Disabled Issues

Fault codes concerning humidity readings and remote disabling.

Fault List: Float and Driver Board Errors

Fault codes related to float sensors and driver board communication.

Fault List: Over-Temperature and Keep Warm Issues

Fault codes related to over-temperature conditions and keep warm function.

Fault List: Ignition and Burner Issues

Fault codes related to ignition failure and burner operation.

Fault List: Gas Valve and Float Level Issues

Fault codes associated with gas valve operation and float level readings.

Fault List: Fill Check and Valve Issues

Fault codes related to fill check faults and dual fill valve issues.

Fault List: Blower Speed Issues

Fault codes for blower operating outside expected speed ranges.

Resetting Fault Status

Procedures for resetting fault conditions, including over-temperature faults.

Condair Nortec GS Series Specifications

General

Material	Stainless Steel
Model	GS Series
Type	Steam Humidifier
Control	On/Off, Modulating
Installation	Wall Mounted
Applications	Commercial and industrial