Having worked in the commercial HVAC/R field for many years Economizers were common on building A/C units But they always took OSA humidity into the...
Its an simple Economizer setup, setpoint controlled by outside air temp. Below the setpoint the outside air kicks in and above the air intake turned...
That is why I carried a Wiggy as a real electrician, it puts a load on the circuit. With a digital you will never know what your reading, unless you...
It should have a glass bowl filter with a petcock in the bottom. Aside from a linkage sticking IF the diesel engine gets a shot of oil from a engine...
If not a mechanical person and don’t know about keeping good gas your equipment by all means get a good battery operated one. I find its a challenge...