Training Centre authored course
Maintenance and Troubleshooting of Roof top package units
Classroom
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
Includes:
- Practical
- Site visit
Objectives
- 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.
Program Content
- Introduction to Roof top package units
- Basic Principals of HVAC&R
- Principles of Heat Transfer
- Refrigeration
- Testing – Maintenance
- Maintenance
