How does an Infrared leak detector work?
What will be an ideal response?
Refrigerant is drawn into the tip and travels between an infrared light source and an infrared light sensor. When refrigerant enters the tip, it reflects the infrared radiation and blocks the sensor from seeing it, much like a cloud can block the sun on a cloudy day.
You might also like to view...
Answer the following statements true (T) or false (F)
1) The modern safety and health team is headed by a safety manager. 2) Members of an organization's safety team might include all of the following: safety engineer, industrial hygienist, occupational physician, and total productive maintenance specialist. 3) The job of the safety manager includes analysis, prevention, planning, evaluation, promotion, and compliance. 4) In order to be a safety manager, you must have at least a bachelors degree in safety management or engineering. 5) The only college degree program that prepares students to be safety managers is the safety technology degree.
A service valve can be used to ____.
A. check the electrical service to the compressor B. isolate the refrigerant so the system can be serviced C. check the air flow across the evaporator D. check the ambient temperature at the condenser
Technician A says that backspacing is the same as offset. Technician B says that backspacing is the distance between the back rim edge and the wheel center section. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Which of the following describes digital memory?
A) Inputs return to their original state after outputs are changed. B) Outputs remain in their new state after inputs are removed. C) Outputs return to their original state after inputs are removed. D) Inputs remain in their new state after outputs are removed.