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MAXA i-290 0118 - User Manual

MAXA i-290 0118
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R290
Inverter air/water heat pumps with axial fans
User-installer Manual
Models
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Table of Contents

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MAXA i-290 0118 Specifications

General IconGeneral
BrandMAXA
Modeli-290 0118
CategoryInverter
LanguageEnglish

Summary

General Safety Regulations

R290 Refrigerant Hazard and Explosion Risk

Details the flammability of R290 refrigerant gas and the potential for explosive atmospheres.

Electrical Safety and Maintenance Precautions

Guidelines for safe electrical operations, including disconnection and verification of voltage presence.

Personal Protective Equipment (PPE)

Specifies essential personal protective equipment for operating and maintaining the i-290 units.

Refrigerant Safety Data Sheet (R290)

Provides comprehensive safety data for R290 refrigerant, including hazards, first aid, and handling.

Specific R290 Gas Warnings

Key warnings and best practices for handling the flammable R290 refrigerant gas.

Vacuum and Charge Procedures with R290

Procedure for vacuuming and charging refrigerant gas, requiring qualified personnel and specific precautions.

Unit Installation Procedures

General Installation Guidelines

Provides essential rules and precautions for installing the i-290 units safely and correctly.

Lifting and Handling Guidelines

Instructions for safely lifting and handling the unit, emphasizing qualified personnel and proper tools.

Positioning and Minimum Technical Clearances

Guidelines for selecting the installation location and maintaining required clearances for optimal performance.

Danger and Safety Zones

Minimum Clearances for Airflow

Specifies minimum clearances required around the unit to prevent air recirculation and ensure performance.

R290 Gas Accumulation and Ignition Sources

Defines danger zones due to R290 gas density and lists prohibited ignition sources within these areas.

Unit Dimensions and Specifications

Accessing the Inner Part of the Unit

Machine Charging Procedure

Plumbing Connections

Functional Diagrams

Electrical Connections

Power Supply Requirements

Guidelines for connecting the unit to the power supply, emphasizing qualified personnel and proper grounding.

Electrical Protection Devices

Details required protection devices like fuses and differential switches for electrical safety.

Unit Startup Procedure

Pre-Startup Checks

Essential checks to perform before powering on the unit to ensure safety and proper operation.

Maintenance and Periodic Checks

General Maintenance Precautions

Key safety precautions and general rules for performing maintenance operations on the unit.

Unit Decommissioning Procedure

Residual Risks and Precautions

Technical Data and Specifications

Standard Unit Technical Sheet

Detailed technical specifications for cooling, heating, compressor, refrigerant, and electrical data.

Operating Limits

Evaporator Water Flow Rate Requirements

Specifies minimum and maximum water flow rates for proper evaporator operation and safety.

Cooling Water Production Limits

Defines the permissible temperature range for water production in cooling (summer) mode.

Heating Water Production Limits

Defines the permissible temperature range for water production in heating (winter) mode.

Ambient Air Temperature Limits Summary

Presents a summary table of allowed ambient air temperatures for different operating modes.

Remote Control Interface (i-CR)

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