... or outside leakageReliability0.01~0.02MPa,make and break for 10s respectively, lasting 1h, the check valve should be unblocked. ... for 12h, but not connect through the water, the valve should be no deformation, and the coil should not ... return functionYesFiltering functionBuilt-out filter screenAdjustment functionNoAngle between coil and valve body360, 270, 180, 90Power supply connection wayLead or ...