Testo 557s Pressure Test Mode

Testo 557s Pressure Test mode
If you've not used these digital Gauges before just a quick demo of the pressure test mode.
#hvac #hvaclife #hvacservice #hvactech #hvacknowledge #ac #airconditioning #aircon #vrv #vrf #heatpump #heatingandcooling #testo

[@Happygoluckyguy4007]

Nice thanks !

[@tonymilligan4086]

Confused now, so do you have nitrogen in the system?

[@AirConAlex]

Yes, the system is being pressure tested with nitrogen. You can use the temperature clamp so if you get a change in ambient temperature it will compensate for the change in pressure.