If you are looking for a good and reliable technician for your team, you must take some time and prepare a comprehensive job interview for the applicants. The interview should have several sections with questions related to different aspects:
- Theoretical questions, involving specific terminology and focus on the customer service. Examples:
- What is the difference between air conditioning and comfort cooling?
- What is central air system and why is it different from a heat pump?
- Do you have experience with the installation of a commercial refrigerator or cooler?
- What is a CAV system?
- What is a VAV system?
- Can you explain the reason for using a compressor in refrigeration?
- What is dual duct system?
- What is air-water (hydronic) system?
- What is vapor compression cycle and how does it work?
- What is auto refrigeration?
- How does a refrigerant compressor work?
- Do you know the reason why the capacity of an air conditioner is measured in tons?
- What is BTU?
- What is CFM & infiltration?
- As a HVAC technician, what are your main job duties?
- Do you know the types of air conditioning systems?
- What is the purpose of an AHU?
- What is an air conditioner condenser?
- Questions asked to reveal details about the background of the prospective employees (education, skills, experience, previous jobs…)
- Questions about the future (career, financial expectations)
- Questions about personal qualities, strengths/weakness etc.