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Training Centre authored course

Maintenance and Troubleshooting of Roof top package units


This course explains A rooftop unit is a package unit that is located on the rooftop (go figure). They provide conditioned air for a facility and push it through the facility using ductwork


  • Practical 
  • Site visit 

Total Price: 111 OMR*

Duration: 5 days

Start Date: 11-Nov-0001

End Date: 11-Nov-0011

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  •   Aware of the definition of Air conditioning – Ventilation – Refrigeration – HVAC abbreviations
  • How to select rooftop Equipment
  • Chiller units Performance adjustment (C.O.P – Superheat degrees – Sub cool Degrees)
  • Refrigerant P-H charts and how to adjust and maximize the HVAC Units and Chillers performance
  • Difference between different (Compressors –expansion devices) and how to select the suitable unit
  • Maintenance – Troubleshooting analysis – Maintenance Tools
  • Maintenance techniques for chillers and HVAC Equipment (Pump Down – Charging – Evacuation – Leakage test
  • How to Plan Preventive maintenance procedures for HVAC units and Chillers (Monthly – 3 Months – 6 Months – Annual)
  • Minimize forced outages and prevent serious damage to HVAC equipmen
  • HVAC units and Chillers Common Faults (Possible causes – Symptoms – Actions
  • The course will include practical elements onsite where applicable and access is granted.

Extra Information


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Program Content


  • Introduction to Roof top package units
  • Basic Principals of HVAC&R
  • Principles of Heat Transfer
  • Refrigeration
  • Testing – Maintenance
  • Maintenance

For registration and inquiries:

[email protected]