Besides the corrosion advantages - air, refrigerant, and heat is an explosive combonation. Use N2.
Type: Posts; User: tek e
Besides the corrosion advantages - air, refrigerant, and heat is an explosive combonation. Use N2.
The military uses every major brand of HVAC equipment. I was in the military for 10 years and Johnson Controls was the largest HVAC contractor on every base.
You may. Just be sure that you shut your compressor discharge service valve or you will be slowly pressurizing the whole system.
As rsc stated, it should be on a label for high and low side vessel ratings. I have also seen 300#/450# for R-22 chillers. You may use helium if chasing small leaks. Is less dense than N2 but will...