How frequently should the air receiver be tested by a qualified technician?

The correct answer, which states that the air receiver should be tested every five years, is grounded in safety protocols and industry standards for maintaining equipment integrity. Testing the air receiver this often helps ensure that it is functioning correctly and safely under pressure, preventing potential hazards that could arise from equipment failures. This five-year interval is typically aligned with regulatory guidelines that emphasize thorough inspections and testing of pressure vessels.

Regular testing by a qualified technician is crucial because air receivers can experience wear and tear, corrosion, or fatigue over time. Such evaluations, conducted every five years, are designed to identify issues before they become critical, significantly reducing the chances of accidents or equipment breakdowns in high-pressure systems utilized by the FDNY and other organizations.