How does the air compressor pressure switch adjust?
record automatically start, automatically stop the number of tables, and then adjust the exhaust ........ Need to work state.
Two knobs are synchronized, the first tune how much, the second should also tune how much.
There is no measure to align with the barometer. After the boot, observe the barometer, record the number of automatic shutdown table, according to the required pressure adjustment knob, exhaust,
