Precautions:

To adjust filter pressure: pull the pressure adjustment knobupward, turn it clockwise to raise pressure andcounter-clockwise to lower pressure, push the knobdownward into place tosetit afterwards. DO NOT turnknobforcefullyoruse toolswhen it is atits utmost position(the pressure remains intact) as it may get damaged.

Assemble along,instead of against air flow direction.Toprevent damage,secure the gauge with wrench ratherthan byholding its enclosureby hand.

TransparentPC bowlsare made ofplasticpolycarbonatematerial, DO NOT use with synthetic oil, organic solvents,chemicals, cutting oil, volatile gases,and in environmentswith these materials to prevent unsafe use due to materialdamage.

DO NOT place product inareas with shock andheavyvibration; avoid outdoor locationswith chemicals andcorrosive air environment.

Secure the device in correct direction (bowlbottompointing downward) to ensurebestproduct performance.

DO NOT remove PCbowlduring operation and useinordertoprevent danger; lock PCbowl in positionbypressing the latch into place before using it for air supply.