... connector and hose10,Power cord11,Vent valve12,Control cabin for electric appliance13,Crankshaft housing14,Filler well for speed reduction gear box ... ,Switch on, and check the power light and other electrical appliance is working properly, (all are qualified when tested at the ... call :400-0513-959 GX /zos 4500 psi high pressure electric compressor -lower noice and light weight ,small volum