- Remove the red cap from the pressurestat. The pressurestat has 2 screws. #1 adjusts the differential (the pressure-stat on/off range). We strongly advise you not to touch it. #2 adjusts the pressure within a range of 0.5 – 4.5 bar.
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#1 – Differential adjustment / Regolazione differenziale
#2 – Adjustment pressure / Regolazione pessione
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