Description:This High Pressure 30Mpa Electric Pump has your anticipated outstanding quality and convenience. It is equipped with high pressure rubber hose for multipurpose use. Superimposed double-cylinder two-stage compressor used by this product has the feature of large displacement and quick air inflation, which could be used for not only diving fire cylinder, but also car, lorry, truck and other automobiles.How to Use:1. Check the amount of oil before each use. The oil should exceed the red dot, but not too much. The oil that is exported to foreigh countries is taken out and needs to be added by yourself;2. Replace the breathing plug. Change the oil cover used for transportation to a strip-shaped breathing plug;3. Loosen the air bleed screws on both sides before starting the machine;4. To install the water pump, you need to put the water pump into the water. The more cold water, the better. After the water pump is normally circulated, the electric ari pump can be turned on. Manually shut down after reaching the required pressure, the whole process needs attention, and it is forbidden to leave;5. The mechanical pressure gauge directly screws the pointer to the required pressure. When the pressure rises to the set pressure after starting, it will not automatically stop;6. Press the "SET" button to set the required pressure. Press "ON" to start the machine. When the pressure rises to the set pressure, it will not stop automatically.Notes:1. Please add ilubricating oil(ISO VG46 or AW 46) before you start using the machine first. 2. Don't forget to put the lube oil into the compressor before running.3. The machine must not be working without oil, so you must pay attention to the level of oil.4. When running, if the machine vibrates violently, please add pad or towel under the compressor.5. When the compressor is working, the cooling system must be working at the same t