I’d check with the dealer, on some systems there’s a valve in the fitting and as you unscrew the sensor it closes to stop the gas leaking out. I have no experience with the NH system though so it may not have this feature.
Don't take a chance get system checked switches are there to protect the system if it's bypassed and compressor blows up it will be expensive to repair, have you checked condenser if blocked pressure will go up.
The Royal Agricultural Benevolent Institution (RABI) has today, Thursday, October 14, published the findings of The Big Farming Survey, which shows 35% of English and Welsh farmers are either possibly or probably depressed.
The survey, based on over 15,000 responses, concentrates on the health and well-being of the farming community in England and Wales in the 2020s.
The Royal Agricultural Benevolent Institution (RABI) is a national charity that provides support to the farming community across England and Wales.
Mental well-being, the survey notes, describes our ability to cope with the ‘ups and downs’ of everyday life.
According to the survey, 14% of the farming community is ‘possibly depressed’ while...