Technical Trading Company llc AC Technician Interview Questions and Answers

Suction pressure of 110-120 psi is within the normal range for an air conditioner.

• Suction pressure is a measure of the refrigerant's pressure as it enters the compressor.

• Normal suction pressure for an air conditioner typically ranges between 70-120 psi.

• Suction pressure outside this range may indicate a problem with the system.

• Examples of issues related to suction pressure include low refrigerant charge or a faulty comp

The discharge pressure of R410a refrigerant varies depending on the operating conditions.

• The discharge pressure can range from 300 to 500 psi depending on the ambient temperature and load conditions.

• Higher discharge pressure indicates a higher load on the system.

• Proper charging and airflow are important to maintain the correct discharge pressure.

• A pressure gauge is used to measure the discharge pressure.

• The discharge p...read more

Safety precautions in a refrigeration system include proper ventilation, regular maintenance, and following safety guidelines.

• Ensure proper ventilation to prevent the buildup of harmful gases

• Regularly inspect and maintain the system to prevent leaks and malfunctions

• Follow safety guidelines and use personal protective equipment (PPE) when working with refrigerants

• Handle refrigerants properly and dispose of them accordin...read more