Across
- 2. what state of refrigerant do we recover first in a R-123 system
- 3. to charge a low pressure chiller what charging valve should you attach your hose to?
- 5. what is the starting weight a systems charge must be recorded for low pressure appliances
- 8. under ASHRAE Standard 34 R-134a is classified as what type of refrigerant
- 11. what percent is the maximum leak rate for comfort cooling (percent)
- 13. what is the pressure you should not exceed when pressure testing a chiller
- 14. what should you pressurize a low pressure chiller with to raise the pressure and counteract freezing
Down
- 1. on what part of the refrigerant cycle is the rupture disk on top of
- 4. what percent is the maximum leak rate for commercial (percent)
- 6. when putting multiple pressure relief valves on a system how should they be installed
- 7. what percent is the maximum leak rate for industrial (Percent)
- 9. what pressure does the rupture disc open
- 10. what is the organization that makes refrigerant safety groups
- 11. what AHERAE standard is for machine room safety (number)
- 12. what safety classification is R-123 (includes Hyphen)