<b>Specification:</b><br> Free Air Displacement: 4 CFM<br> Pump Speed: 1720 RPM<br> BLACK HOSE Burst pressure:4000PSI<br> Voltage: 110V/60HZ<br> Inlet Port: 1/4" Flare<br> Hose Length: 4 Feet<br> Compatibility: R-22,R-410a,R-134a<br> Gauge Fill: Oil<br> Model:VP125+<br> Power : 1 / 3HP<br> Features: Digital<br> Oil Capacity: 225mL<br> Ultimate Vacuum : 5Pa<br><br> <b>Features:</b><br> ▲Preventing oil-returning design<br> ▲Environment-protecting design<br> ▲Alloy aluminium casing<br> ▲Compact overall design<br> ▲Great starting moment<br> ▲Low noise and vibration<br><br> <b>Users' Manual</b><br> ▲Examine the oil-lever before using yo make sure the oil-level is not lower than the oil-level line. If power than that it should be oiled without delay(This pump uses high-speed vacuum oilof HFV 32)<br> ▲Take down the gas-filling cap and connect the pumped container.And the pipe should be short, sealed and there shouldn' t any drip.<br> ▲Take down the exhaust cap, plug the power supply and swich on.And you can operate now.<br> ▲Pull out the plug after using, removings the connecting pipes and cover the exhaust cap and the oil plug. Cautions<br> ▲Don' t pump inflammable, explosive and poisonous gases.<br> ▲Don' t pump gases which can corrode metals and can exert chemical changes with the pump oil.<br> ▲Don' t pump dases containing pellet dust and gases with plenty of steam.<br> ▲The temperature of the pumped gas shouldn' t be over 80C, and the environment temperature should be-5C ~ 60C.<br><br> <b>Construction:</b><br> Oiling Plug<br> Handle<br> Power Switch<br> Fan Cover<br> Motor<br> Base<br> Oil Fill Cap<br> Sight Glass<br> Die-case Aluminum Housing<br> Oil Drain<br><br> <b>Package including:</b><br> 1 x 1/3 HP 4 CFM Rotary Vane Deep Vacuum Pump<br> 1 x Bottle of oil<br> 1 x Manifold Gauge<br> 1 x Red High Side Hose<br> 1 x Blue Low Side Hose<br> 1 x Yellow Service Hose<br>