Chillers, Airconditioners, Climate Control

Chiller and Aircon Services (Pty) Ltd was established in February 2009. Previously the services offered by Chiller and Aircon Services (Pty) Ltd fell under Power Compressor Exchange Holdings. It was decided to form a new company and to separate the service as Power Compressor Exchange Holdings (Pty) Ltd main function is to repair, rebuild and supply semi-hermetic compressors as well as supply refrigeration spares and refrigerant gases.


Chillers, Air-conditioning, Climate Control

Making use of our team’s extensive experience and sound expertise, we provide a wide range of maintenance, repair and consultancy services to our clients in the refrigeration and air-conditioning industry, both in South Africa and other countries in Africa.

Equipment Maintenance Service

Regular maintenance of your equipment is non-negotiable if you want to enjoy years of trouble-free operation. We offer you peace of mind by means of our tailor-made Maintenance Contracts for all types of refrigeration and air-conditioning equipment and systems.

Equipment Repair Service

Whenever you experience system and machinery break-downs, we are available to help you with:

  • Repairing and reconditioning machine components
  • Supplying and fitting new parts

Consultancy Services

Our consultancy services include the following:

Chiller advisory services

  • Proposals and quotations
  • Design of cooling systems
  • Design of control systems
  • Technical drawings
  • Equipment reports
  • Technician training
  • Commissioning new systems
  • Problem solving
  • Advising on new developments in the industry (equipment and designs)
  • Advising on the application of “green” technology

Air-conditioning advisory services

  • Heat load calculations
  • Ducting layout
  • Positioning of units
  • Unit selection – air/water cooled, splits, rooftop, chiller, package
  • Water piping layout and design
  • Temperature control – DRV, DAV, constant airflow, reheated systems, heat recovery
  • Pressurised production areas
  • Airlocks (man trap)
  • Clean rooms
  • Computer server rooms - down blow units, blade service units

Chiller proposals and quotations

In order to draw up a proposal and quotation for you, we first need to assess your needs. We will ask you for the answers to the following questions:

  • Chiller process and application
  • Capacity
  • Temperature ranges
  • How cold must the water be?
  • Required flow rate of fluid/water
  • Type of fluid – water, glycol, freezing brine
  • Composition of product to be cooled down
  • Mass/weight of product
  • Time frame for cooling
  • Water availability
  • Power availability
  • Budget
  • Address and contact person for site visit

Cooling system design

We can design systems incorporating:

  • Chillers
  • Pumps
  • Pipe sizing
  • Water/piping/tank layout
  • Cooling towers

Expert commissioning of chillers

When commissioning chillers, we follow this procedure:

  1. Assist with installation of equipment
  2. Mechanical and electrical fault finding
  3. Rectify faults or submit report
  4. Start system
  5. Balance water
  6. Set controls
  7. Check unit efficiency
  8. Check UMT efficiency
  9. Complete detailed commissioning checklist
  10. Hand over equipment to client

Chiller equipment reports

These are the steps we follow in compiling an equipment report:

  1. Visit plant and inspect equipment
  2. Strip equipment if necessary and inspect
  3. Take readings and/or measurements
  4. Evaluate equipment
  5. Take detailed photographs of plant and equipment
  6. Analyse data collected
  7. Write comprehensive equipment report

Problem solving in the HVAC/refrigeration environment

We specialise in solving the following kinds of problems:

  • Ineffective systems
  • Failure of equipment
  • Incorrect operation
  • Wrong equipment for the application
  • Design faults
  • Outdated controls

In addition, we can help with:

  • Replacing discontinued equipment
  • Assisting contractors and technicians in diagnosing problems
  • Changing to higher standards of workmanship
  • Determining the causes of equipment failure

Africa advisory services

As required, we will provide all of our consultancy services in any African country. We operate in all industries, especially:

  • Food and beverage
  • Mining
  • Cold storage
  • Air-conditioning
  • Process cooling

New industry development

We can give expert advice regarding:

  • Current international trends
  • New trends
  • CAREL controls
  • Compressors – all types
  • Heat recovery systems
  • Improving COP
  • Energy conservation
  • Improving your equipment

Please contact Iwan Van Den Berg (Director) for all enquiries. +2711 624 2710