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Airwell Itelco-Clima CLS 182 STD - User Manual

Airwell Itelco-Clima CLS 182 STD
83 pages
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English
Air cooled water chillers, air cooled condensing units and air-to-water
reverse cycle heat pumps
Installation and maintenance manual
IOM CLSCH-N.1GB
Date : November 2005
Supersedes : None
CLS/CLC/CLH
182 ÷ 602
41
140 kW
46
152 kW
Библиотека СОК

Table of Contents

Questions and Answers

  • B
    Bonnie Torres DVMAug 17, 2025
    How to fix excessive noise in my Airwell Itelco-Clima CLS 182 STD Chiller?
    • C
      Catherine WilsonAug 17, 2025
      Excessive noise in your Airwell Chiller can stem from several sources. Check the following: * Examine the lines for vibration and inspect the clamping brackets, if any, to ensure they are secure. * A whistling sound from the thermostatic expansion valve may indicate the need to refill the system. * Inspect the dehydrating filter. * A noisy compressor could have seized bearings, requiring compressor replacement. * Ensure the compressor’s locknuts are tightened.
  • L
    lance98Aug 20, 2025
    What to do if HP alarm activates and stops my Airwell Itelco-Clima CLS 182 STD Chiller?
    • L
      lewisallisonAug 21, 2025
      If the HP alarm is activated and your Airwell Chiller stops, consider these possible causes: * Check the operation of the pressure switch and replace it if it's defective. * Ensure the delivery valve is fully open; if faulty, replace it. * The presence of substances with condensable gases in the circuit may require draining the circuit. * If the condenser fan is not working, check its cables and motor; repair or replace as needed.
  • K
    Kelsey HayesAug 25, 2025
    Why does the LP alarm activate and stop my Airwell Chiller?
    • J
      Jennifer SnyderAug 25, 2025
      The activation of the LP alarm, which causes your Airwell Chiller to stop, can be due to: * A gas leak. Identify and remove the leak. * Insufficient charge. Refill the system. * Failure of the pressure switch. Replace the pressure switch.
  • D
    dbrownAug 27, 2025
    How to troubleshoot an Airwell Itelco-Clima CLS 182 STD Chiller that runs but doesn't cool?
    • B
      Beth BlevinsAug 27, 2025
      If your Airwell Chiller is running but not providing cooling, the issue might be: * Insufficient refrigerant. In this case, you should refill it. * A clogged dehydrating filter. If this is the case, replace it.
  • K
    Kyle WoodAug 31, 2025
    What causes a low oil level in the Airwell Itelco-Clima CLS 182 STD compressor?
    • F
      ffloresAug 31, 2025
      A low oil level in your Airwell Chiller's compressor can be caused by: * One or more gas or oil leaks in the circuit. Identify and remove any leaks. * Mechanical failure of the compressor. Request the intervention of a Service Centre. * Anomaly of the oil heater of the compressor’s base. Check the electric circuit and the resistor of the heater of the motor base, and replace defective components.
  • A
    Anthony DavisSep 3, 2025
    Why is there ice forming on the suction line of my Airwell Itelco-Clima CLS 182 STD?
    • R
      Richard AllenSep 3, 2025
      Ice formation on the suction line of your Airwell Chiller can be caused by: * Wrong calibration of overheating. Increase overheating. * Check the charge.
  • T
    tadamsSep 6, 2025
    What causes frosting on the liquid line of my Airwell Itelco-Clima CLS 182 STD?
    • A
      Abigail JohnsonSep 6, 2025
      Frosting on the liquid line of your Airwell Chiller can occur if: * The valve of the liquid line is partially closed. Check that valves are open. * The liquid filter is clogged. Replace the cartridge or the filter.
  • M
    Mr. John WilliamsSep 9, 2025
    Why is the liquid line of my Airwell Itelco-Clima CLS 182 STD Chiller too hot?
    • C
      Chad MontgomerySep 10, 2025
      If the liquid line of your Airwell Chiller is too hot, it may be due to insufficient charge. Identify and remove the cause of the loss of charge and refill.
  • V
    Vanessa LopezNov 13, 2025
    What to do if one or both Airwell Itelco-Clima CLS 182 STD compressors are not working?
    • L
      lloyddonnaNov 13, 2025
      If one or both compressors in your Airwell Chiller are not working, there are several potential causes to investigate: * Check the electric circuit for ground dispersions and short circuits, and also check the fuses. Replace fuses if needed. * Inspect for loosened terminals and tighten them. * See if the HP pressure switch has intervened; if so, reset it and the control panel, then restart the appliance after identifying and resolving the cause. * Look for thermal overload in the electric circuit and address the cause. * Verify the wiring of check and safety devices. * Ensure the line voltage is adequate; if too low, address system issues or inform the Energy Distributor if the problem lies with the distribution network. * Check the compressor’s motor for a short-circuit by ...

Summary

Installation and Maintenance Manual

1 FOREWORD

1.2 Warranty Terms

Details warranty conditions and coverage for the unit.

2 SAFETY

2.1 Safety Compliance

States compliance with directives and general safety advice.

2.4 Residual Risk Prevention

Details precautions for control, mechanical, and electrical residual risks.

2.5 Maintenance Safety

Lists safety measures for maintenance operations.

3 TRANSPORT, LIFTING AND POSITIONING

3.2 Lifting Procedures

Details safe lifting methods and precautions.

4 INSTALLATION

4.1 Unit Positioning Guidelines

Covers placement and environmental considerations for the unit.

4.3 External Hydraulic Circuit Requirements

Details components and requirements for the external hydraulic system.

4.6 Power Supply Requirements

Outlines general power supply and grounding requirements.

4.7 Electrical Connections

Details electrical connection standards and precautions.

5 START-UP

5.1 Preliminary Checks

Lists pre-start checks for the unit and plant.

5.2 Start-up Sequence

Details the step-by-step procedure for starting the unit.

5.3 Checking Operation Parameters

Lists parameters to check after start-up.

6 CONTROL

6.1 General Information on Control System

Overview of the electronic control system and its functions.

6.2 Control System Details

Explains temperature regulation and antifreeze functions.

6.4 Unit Start-up Procedures

Details start-up for different unit models.

6.6 Main Alarms and Reset

Lists main alarms, their causes, and reset procedures.

7 GENERAL DESCRIPTION

7.8 Electrical Power Supply and Control System

Describes the control compartment and its components.

8 TECHNICAL DATA

8.2 Technical Data: CLS STD and CLC STD

Specs for CLS/CLC STD models (182-352).

8.2 Technical Data: CLS STD and CLC STD (cont.)

Continues specs for CLS/CLC STD models (402-602).

8.2 Technical Data: CLS LN and CLC LN

Specs for CLS/CLC LN models (182-352).

8.2 Technical Data: CLS LN and CLC LN (cont.)

Continues specs for CLS/CLC LN models (402-602).

8.2 Technical Data: CLS ELN and CLC ELN

Specs for CLS/CLC ELN models (182-352).

8.3 Unit Electrical Data: CLS;CLC STD

Electrical data for CLS/CLC STD models.

8.3 Unit Electrical Data: CLS;CLC LN-ELN

Electrical data for CLS/CLC LN-ELN models.

8.3 Unit Electrical Data: CLS;CLC HT-HPF

Electrical data for CLS/CLC HT-HPF models.

8.3 Unit Electrical Data: Compressors and Pumps

Detailed electrical data for compressors and pumps.

8.3 Unit Electrical Data: CLH STD

Electrical data for CLH STD models.

8.3 Unit Electrical Data: CLH LN

Electrical data for CLH LN models.

8.3 Unit Electrical Data: CLH HPF

Electrical data for CLH HPF models.

8.3 Unit Electrical Data: Compressors CLH

Electrical data for CLH compressors and pumps.

9 MAINTENANCE

9.2 Planned Maintenance Schedule

Details daily, weekly, and monthly maintenance tasks.

9.3 Refrigerant Charge Procedures

Instructions for proper refrigerant charging and precautions.

10 TROUBLESHOOTING

Common Anomalies and Causes

Lists common unit anomalies, their causes, and solutions.

Compressor and Line Issues Troubleshooting

Covers issues like non-working compressors and hot/frosted liquid lines.

Airwell Itelco-Clima CLS 182 STD Specifications

General IconGeneral
BrandAirwell
ModelItelco-Clima CLS 182 STD
CategoryChiller
LanguageEnglish

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