Some common knowledge about the simple problems of many electric series airless spraying machines.
During the pressurization process of the Graco machine, a noticeable hissing sound was heard from the pump body.. Hmph.. Leakage sound indicates that the large steel ball is worn or the valve seat of the large steel ball is damaged and the seal is not tight.

Remember that ball valves are double-sided, and if one side is damaged, the other side can be used in reverse without the need for replacement.

The black O-ring of the suction tube and reflux valve inside the 3 electric spraying machines can be purchased locally from the hardware mall where a complete list of sealing rings is available.

The reflux valve is leaking, there is no need to buy a new one to replace the rubber ring inside

The filter inside the airless spray gun of the newly purchased spraying machine must be removed, otherwise forgetting to clean it will be very troublesome.

The spraying machine has not been used for a long time in winter, and can be cleaned with car antifreeze, which is stored inside.

We must remember not to wrap a filter screen on the suction tube of the spraying machine, especially on socks. The mesh is prone to sticking and affects the flow rate of the machine's spraying. It is recommended to filter the entire barrel of paint in advance.

Do not share the plug board with other electrical equipment during the use of the spray painting machine.
When doing home decoration, the safety switch on the sprayer may have tripped or the safety wire may have been broken, indicating that there is a problem with the external voltage. The external power supply has been disconnected, indicating that there are internal issues with the spraying machine.

10 electric spraying machines do not require a generator, so there is no need!
11. When doing home decoration, it is necessary to use special lubricating oil for spraying machines, and do not use other lubricating oils, otherwise there will be oil spots on the wall when it dries.

When using the 12 spray machine, it is best to add 6 to 8 drops of lubricating oil every 2 hours.


13. Machine pressure does not necessarily mean that the higher the pressure, the faster the speed. Do not tighten the pressure to the maximum for long-term operation.


Article compilation: Guangdong bucket elevator www.zs-chsb.com/