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Galletti LCA Series - User Manual

Galletti LCA Series
36 pages
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Installation, use and maintenance
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Summary

General Information and Warnings

Generalities and Safety Precautions

Essential general information and safety warnings for handling the chiller unit.

Unit Handling and Installation

Inspection, Lifting, and Conveyance

Procedures for inspecting, lifting, and moving the unit safely.

Unpacking and Siting Requirements

Guidelines for unpacking the unit and selecting an appropriate installation site.

Installation Clearance Requirements

Specifies minimum air clearances around the unit for proper operation and access.

Plumbing Connection Guidelines

Best practices for connecting water circuits, including components and safety valves.

Electrical Connections

General Electrical Connection Notes

Critical safety and compatibility checks for electrical hook-up.

Component Electrical Connections

Wiring details for flow switches, pumps, and remote controls.

Startup and Operation

Preliminary Checks Before Startup

Essential checks to perform on valves, electrical connections, and leaks before operation.

Startup Operation Procedure

Step-by-step guide for starting the chiller after all checks are complete.

Checks During Operation and Refrigerant Level

Monitoring operational parameters and verifying the refrigerant charge.

Stopping the Unit Safely

Correct procedure for safely shutting down the chiller.

Operating Limits and Control Device Settings

Defined Operating Limits

Specifies the acceptable ranges for water and air temperatures for unit operation.

Control Device Settings Overview

Details on factory settings for various control and safety devices.

Specific Control Device Functions

Explanations of pressure switches, thermostats, and timers.

Routine Maintenance and Repair

General Maintenance Guidelines

Periodic checks to ensure the unit is functioning correctly and efficiently.

Repairing the Cooling Circuit

Procedures for fixing issues in the cooling system, including tightness and charging.

Hard Vacuum and Refrigerant Charging

Methods for vacuuming the circuit and correctly charging with R407C refrigerant.

Environmental Protection Measures

Guidelines for refrigerant handling and disposal to comply with regulations.

Unit Retirement and Troubleshooting

Retiring the Unit Safely

Procedures for safely decommissioning and disposing of the unit at its end-of-life.

Troubleshooting Common Faults

Identifies common unit faults and provides corrective actions for diagnosis.

Technical Diagrams and Data

Unit Dimension Drawings

Diagrams illustrating physical dimensions and component layouts of the unit models.

Water Pressure Drop Graphs

Graphs detailing water pressure drops for various flow rates and temperatures.

Water Pumping Systems Specification

Information on available water pumping configurations and storage system capacities.

Galletti LCA Series Specifications

General IconGeneral
RefrigerantR410A
Power Supply400V 3Ph 50Hz
ApplicationCommercial air conditioning
Compressor TypeScroll
Control SystemMicroprocessor control with user-friendly interface
Dimensions (LxWxH)Varies depending on model, consult product documentation
WeightVaries depending on model, consult product documentation

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