If you can pass this test for refrigeration and AC, we will hire you immediately for between $35.00 and $40.00 per hour as a refrigeration and ACservice technician for commercial equipment.
Test for New Tech Applicants
1. What is a headmaster valve? How does it work and how is it bypassed?
2. What is a fan cycle switch?
3. What is a temperature differential? What is the TD for refer, freezers and AC.
4. On a set of gauges, there are three scales of temperatures. What are these temperatures for?
5. What temperature does the health department want a refer at?
6. What temperature should a freezer be at that contains ice cream?
7. What times should a defrost timer be set at?
8. On a defrost timer, what is the “X” terminal for?
9. What is a fin comb?
10. The discharge line on a condensing unit connects which two parts?
11. What is a micro coil?
12. How do you reverse direction for a 3 phase scroll compressor?
13. Why do you replace the contactor when you replace a compressor?
14. What does fractionate mean?
15. What does non condensable mean
16. Can you solider aluminum?
17. How many BTU are in a ton?
18. There are 4 things you can tell me that will convince me that a compressor has failed. How many can you tell me about.
19. When you replace a 3 phase or a single phase compressor, what else do you also replace?
20. What is R290?
21. What voltages are you capable of working with?
