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Uniflair LEONARDO EVOLUTION TDAR 1822A - User Manual

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LEONARDO EVOLUTION
INSTALLATION MANUAL
LEONARDO EVOLUTION
VERSION: 1.7
DATE: FEBRUARY 2010
LANGUAGE: ENGLISH

Table of Contents

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Summary

LEONARDO EVOLUTION INSTALLATION MANUAL

Manual Overview

Provides an introduction to the Leonardo Evolution Installation Manual.

GENERAL INSTRUCTIONS

Safety and Intended Use

Covers general safety, intended use, environmental limits, and usage warnings.

Installation, Transportation, and Maintenance Safety

Safety precautions for installation, transportation, and maintenance activities.

SAFETY GUIDELINES

SAFETY PROCEDURES

General Safety, Environmental, and Use Warnings

General safety warnings, environmental limits, and use precautions.

Lifting, Transport, Installation, and Maintenance Safety

Precautions for safe lifting, transport, installation, and maintenance.

TECHNICAL CHARACTERISTICS

Air Cooled Direct Expansion Units

Specifications for air-cooled DX units with EC backward curved fans.

Chilled Water Direct Expansion Units

Specifications for chilled water DX units with backward curved fans.

DELIVERY AND INSTALLATION CHECKS

INSTALLATION PROCEDURES

ELECTRICAL CONNECTIONS

Main Power Supply Connection

Details safe electrical connection procedures and voltage requirements.

Power Supply Cable Connections

Details safe electrical connection procedures and power supply cable types.

WIRING AND DRAINAGE CONNECTIONS

REFRIGERANT CONNECTIONS

Air Cooled Unit Piping and Discharge Tube Sizing

Instructions for refrigerant piping and sizing the discharge tube.

REFRIGERANT PIPE SIZING

LIQUID LINE DIMENSIONING

REFRIGERANT CIRCUIT HANDLING

WATER COOLED UNITS

UNIT OPERATION

Manual Start-Up and Shut-Down Procedures

Step-by-step guides for unit start-up and shut-down.

SETTING AND ADJUSTMENT

SETTING REGULATION AND SAFETY DEVICES

Air Flow, Filter, and Safety Device Settings

Setting air flow, dirty filter sensors, and safety devices.

Safety Thermostat and Pressure Switch Settings

Setting safety thermostats and pressure switches.

MAINTENANCE SCHEDULE

TROUBLESHOOTING

Unit Start-Up and Temperature Control Issues

Troubleshooting unit start-up and temperature control problems.

Humidity, Fan, and Heater Issues

Troubleshooting humidity, fan, and electric heater thermostat problems.

REFRIGERANT CIRCUIT TROUBLESHOOTING

High Discharge Pressure and Switch Issues

Diagnosing high discharge pressure and high pressure switch problems.

Low Suction Pressure and Compressor Problems

Troubleshooting low suction pressure and compressor operation issues.

LEONARDO EVOLUTION - CHILLED WATER

CHILLED WATER UNITS

WIRING AND DRAINAGE

HYDRAULIC CONNECTIONS

Hydraulic Circuit Filling Procedures

Procedures for filling the hydraulic circuit and primary circuits.

MAINTENANCE SCHEDULE AND SENSOR SETTING

LEONARDO EVOLUTION ENERGY SAVING

ENERGY SAVING UNITS

LEONARDO EVOLUTION TWIN-COOL

TWIN COOL UNITS

Technical Characteristics

Specifications for TWIN COOL units with EC backward curved fans.

TWIN-COOL OPERATING DESCRIPTION

Twin-Cool Operation Principle

Explains the operation of LEONARDO Twin-Cool units with dual cooling circuits.

ACCESSORIES - HUMIDIFIER

HUMIDIFIER OPERATION AND FEED WATER

HUMIDIFIER MAINTENANCE

ELECTRIC HEATERS

Heater Capacity, Functions, and Thermostats

Details heater capacities, functions, and thermostat locations.

HEATER REPLACEMENT AND SENSORS

MAINTENANCE AND SENSORS

Uniflair LEONARDO EVOLUTION TDAR 1822A Specifications

General IconGeneral
BrandUniflair
ModelLEONARDO EVOLUTION TDAR 1822A
CategoryAir Conditioner
LanguageEnglish

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