Is leak of refrigerant dangerous to HVAC?

[stalker]

When R410A is leaking it's not dangerous to environment, but is it dangerous to HVAC?
When refrigerant is leaking, the pressure and boiling point are decreasing. Is it dangerous to compressor? How to find out without having instruments, is the pressure of the refrigerant normal or not?

[Argus]

When R410A is leaking it's not dangerous to environment,

Yes it is.
R 410A is a HFC and has a relatively high Global Warming Potential (GWP) of 1900. It is illegal to vent it to the atmosphere in most countries.

...... but is it dangerous to HVAC?
When refrigerant is leaking, the pressure and boiling point are decreasing. Is it dangerous to compressor?

Yes.
System damage can result from prolonged running with a deficient charge.

How to find out without having instruments, is the pressure of the refrigerant normal or not?

It can't be done.

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volcano digital vaporizer