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Munters ML690 User Manual

Munters ML690
56 pages
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Originalinstructions
Usermanual
ML420,ML690,MLT800
ML1100,ML1350,MLT1400
Desiccantdehumidier
190TGB-1035-H1604©MuntersEuropeAB2016

Table of Contents

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Munters ML690 Specifications

General IconGeneral
BrandMunters
ModelML690
CategoryDehumidifier
LanguageEnglish

Summary

Introduction

1.1 About this manual

Provides information on how to install and use the dehumidifier safely and efficiently.

1.2 Unintended use

Details the usage restrictions and environments where the dehumidifier should not be installed or used.

1.3 Safety and cautions

Outlines general safety requirements and responsibilities during operation and work with the machine.

Dehumidifier Design

2.1 Product description

Describes the ML series desiccant dehumidifiers, their development, and construction.

2.2 Function description

Explains the internal airflow and the working principle of the desiccant rotor.

2.3 Main components

Identifies and illustrates the primary components of the dehumidifier unit.

Transport, Inspection and Storage

3.1 Transport

Provides guidelines for handling and moving the dehumidifier during transport.

3.2 Inspection of delivery

Details how to inspect the delivered unit for completeness and damage.

3.3 Storing the equipment

Offers instructions for storing the dehumidifier correctly prior to installation.

Installation

4.1 Safety

Highlights critical safety warnings and precautions related to the installation process.

4.2 Site requirements

Specifies the ideal site conditions and space requirements for optimal dehumidifier performance.

4.3 Foundation

Details the requirements for a level floor or platform and fixing the unit securely.

4.4 Mirror handed duct connections

Explains how to change the orientation of process and dry air connections.

4.5 Duct installation

Covers general recommendations and specific guidance for installing air ducts, including outdoor air and wet air outlets.

Commissioning

5.1 Settings before start-up

Lists standard functions requiring setup before initial operation, including sensor configurations.

5.2 Pre-start checks

Provides a checklist of essential checks before the first-time start-up of the dehumidifier.

5.3 Airflow check and adjustment

Guides on adjusting dampers for correct airflows to ensure optimal performance and temperature settings.

Operation

6.1 General

Introduces the operator panel, mode selector (MAN/AUTO), and LED indicators.

6.2 Quick stop

Explains how to safely stop the unit in normal and emergency situations using the main power switch.

6.3 Before starting

Refers to pre-start checks and airflow adjustments required before initial operation.

6.4 Operator panel

Details the function of each switch and indicator on the main operator panel.

6.5 RH98 operator panel

Describes the RH98 operator panel functions, display, and button operations.

6.6 Operating the unit

Provides instructions for operating the unit in Manual and Automatic modes with sensor configurations.

Service and Maintenance

7.1 Safety

Emphasizes safety precautions for qualified personnel performing service and maintenance, including electrical hazards.

7.2 General

Discusses the importance of regular service and maintenance for optimal reliability and efficiency.

7.3 Service options

Outlines the available service options (A-D) and the mandatory commissioning for warranty validation.

7.4 Extended warranty

Information on obtaining an extended warranty through a service agreement with Munters.

7.5 Cleaning

Provides instructions on how to clean the unit casing and internal components safely using mild solutions.

7.6 Service and maintenance schedule

Details the schedule for service tasks based on operating hours and calendar time.

7.7 Filter change

Step-by-step guide for replacing the air filters using the provided instructions.

Fault Tracing

8.1 General

Introduces the purpose of the chapter: guiding basic fault identification and corrective actions.

8.2 Safety

Reiterates safety warnings for qualified personnel performing fault tracing and repairs, emphasizing electrical hazards.

8.3 Fault tracing list

A comprehensive list of symptoms, possible causes, and corrective actions for common faults.

Technical Specification

9.1 Dimensions and service space

Provides detailed dimensions, service space requirements, and a hole pattern diagram for duct connection.

9.2 Capacity diagrams

Presents charts showing approximate dehumidification capacity based on process air temperature and relative humidity.

9.3 Technical data

Lists technical specifications such as airflow, power, current, and materials for electric reactivation heater models.

9.4 Sound data

Provides sound pressure and power level data for various models and duct configurations across different frequency ranges.

Scrapping

Appendix 1 Options

1.1 General

Introduces optional products and configurations available for ML-series dehumidifiers.

1.2 Optional Features

Covers optional monitoring features (running time, rotor stop, filter alarms) and filter boxes.

1.6 Humidity control system

Introduces RH98 and VariDry systems for controlling air humidity via reactivation heater regulation, including transmitters and control units.

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