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Repair and Maintenance of Chiller DTU 125 | HvacWorld – Experts in Water Chiller Systems

HvacWorld is a dynamic company thriving in the industrial refrigeration and HVAC sector. With over 20 years of proven expertise, we efficiently handle your cooling systems and more! This includes essential maintenance services and advanced solutions for water-cooled systems.

Our extensive knowledge and team of specialized technicians enable us to deliver unmatched results in the HVAC & R industry. To provide a better understanding, we will outline in the following section our broad range of services specifically designed for DTU chillers.

Rely on HvacWorld’s expertise to ensure flawless operation of your DTU cooling systems!

Maintenance of DTU Chillers

Our comprehensive DTU chiller maintenance services include the following:

DTU Chiller Service – Regardless of your location, we prioritize ensuring your cooling system operates efficiently. With our specialized DTU chiller service, you can rely on consistent performance and reliability.

DTU Chiller Repair – Partnering with leading suppliers of chillers and refrigeration components, our HVAC experts quickly address your issues and restore optimal performance.

DTU Chiller Modernization – On request, we can upgrade your DTU cooling system to meet specific requirements and improve overall efficiency.

Technical Inspections of DTU Chillers – Regular inspections ensure your equipment functions correctly, providing peace of mind for our clients.

Scheduled and Initial Inspections of DTU Chillers – Prevent unnecessary breakdowns and malfunctions with our routine maintenance inspections.

DTU Chiller Disposal – Equipped with the necessary certifications, we safely dispose of your chiller units and refrigerants, adhering to environmental standards.

But that’s not all! We also offer these additional services:

Design and Installation of Water Chiller Systems for DTU Chillers – We build innovative, automated cooling systems tailored to meet your exact needs.

Sales and Installation of Branded Chillers, Including DTU Models – We provide both new and fully refurbished chillers with cooling capacities ranging from 1 kW to 1500 kW. All our units come with a performance guarantee.

Rental of Branded Chillers, Including DTU Models – For clients unable to purchase a new or refurbished unit, we offer a rental service. This flexible solution allows you to experience our reliable cooling systems first-hand while meeting your immediate needs.

DTU 125 Chiller Service

Our service process adapts to each cooling system while following clear, established steps. This ensures consistent, reliable service performed by our skilled technicians. Additionally, every service for DTU chillers includes a detailed report. The report is available both electronically and in print, documenting every step of the process.

DTU 125 Chiller Service includes the following steps:

  1. Visual and Technical Inspection – Our team thoroughly analyzes your equipment, checking its condition and identifying wear. We focus on the refrigeration system, looking for signs of freon leaks such as oily residue.
  2. Automation System Check – Using advanced tools, we test safety, control, and monitoring systems to ensure proper functionality and protection.
  3. Safety Component Review – We inspect key components like pressure switches, flow sensors, and phase control sensors to guarantee safe operation.
  4. Circulation Pump Efficiency Check – If equipped, we test and clean water filters connected to the circulation pumps.
  5. Refrigeration System Inspection – We verify the system for leaks and measure both static and operational pressures to ensure optimal performance.
  6. Operational Component Review – Critical parts, such as compressors and condenser fans, are inspected to reduce the risk of electrical issues and ensure client safety.
  7. Compressor Oil Assessment – The oil must appear clean and recently replaced, confirming the system’s cleanliness and reliability.
  8. Condenser Cleaning – We clean finned gas/air condensers and, for water-cooled units, flush cooling water filters thoroughly.
  9. Service Report Preparation – The report details measurements, detected issues, and potential risks, helping ensure future system reliability.

As shown, our services adapt based on the type of cooling equipment. For instance, servicing condensing units involves different approaches compared to water chiller systems.

DTU 125 Chiller Repair

The primary issue with the DTU 125 chiller we serviced involved excessive compressor heating combined with loud operational noise. This problem led the client to contact our HvacWorld experts. Additionally, the unit displayed an error indicating a lack of refrigerant flow.

Our team’s initial diagnosis revealed a significant buildup of scale deposits in the absorption system. The primary objective was to inspect the system thoroughly, determine the root causes, and provide an accurate repair cost estimate.

Stay with us and see how we resolved it!

Upon further investigation, the following issues were identified:

  • Blocked flow in the high-pressure heat exchanger due to excessive scaling.
  • Improperly set cooling water valve for the condenser.
  • Significant scale buildup caused by stagnant water in the exchanger.
  • Faulty pressure sensor (pressostat) failing to react to high refrigerant pressure.

The chiller continued operating despite dangerously high pressures due to misconfigured safety settings. This required verifying the connection of the pressostat to the control board and recalibrating the operational parameters. Our team cleaned the unit thoroughly and performed a full-scale service, ensuring reliable performance moving forward.

Summary of Repairs for DTU 125 Chiller

After restarting and calibrating the unit, the chiller operates as expected. The compressor temperature remains within safe limits, and the system runs smoothly. The cooling water valve, after adjustments, functions correctly, and the current draw matches the values specified on the nameplate.

Contact us today and enjoy the reliable performance of your cooling system!

Unleash the Full Potential of Your Cooling Systems

Ensure peak performance and efficiency of your industrial chillers by connecting with leading experts. Explore our specialized services tailored to your cooling and refrigeration needs:

Maximize your chiller’s reliability and efficiency by choosing the right solutions today!

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