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If you are a fan of professional airless paint sprayers, it is crucial never to neglect cleaning them. And for a good reason, paint sprayers can get dirty very quickly, and forgetting to clean them can go as far as rendering them unusable.
Do you have questions about cleaning an airless paint sprayer? In this article, you will hopefully get everything you need to know about it!
Why Clean Your Airless Paint Sprayer?
As you probably know, successful spray painting allows you to paint the most significant areas quickly and without a streak.
But the speed of the spray gun should not make you forget to devote some time to maintain the equipment. And for a good reason, cleaning an airless sprayer is essential to its proper functioning.
The Importance of Cleaning A Paint Sprayer:
After painting, it is essential to clean your equipment to ensure its durability and prevent the paint from drying out. Like paintbrushes, it is even more vital to clean an airless sprayer, especially when you know the cost of this device.
If you forget to clean your paint gun:
- There is a risk of clogging the duct and reducing the performance of the device,
- In the worst case, it can render the gun unusable.
While cleaning might seem complicated at first, it won’t take you more than ten minutes once you get used to it.
Note: If the paint dries in a paint station, cleaning will be very laborious; and you risk damaging the device trying to clean it. Hence it is important to clean as soon as your work is finished.
When Should You Clean Your Airless Spray Gun?
Cleaning your sprayer allows you to release the paint. But also, and above all, it helps to prevent the paint from drying inside.
As a result, you should clean your spray paint gun as soon as you finish working. If you have to resume work the next day, it is essential to empty the tank in the evening. Keep the remaining paint in a closed container so as not to spoil it. And then clean the device.
When you use two or more colors, the remaining color can spoil the next color. It is therefore essential to clean the sprayer before switching color or before varnishing.
Tips: Suppose you only have to be away for a few hours, and you don’t have time to clean the gun. Then, place it in a sealed bag to prevent the paint from drying out.
Which Product to Use to Clean a Paint Station?
While choosing the cleaning product, you must keep the following things in mind:
- Acrylic paints (water based paint) require simple cleaning with water,
- Solvent-based varnishes or paints (glycerol type) require the use of a suitable paint sprayer cleaning solvent.
Read: Best Spray Paint for Graffiti
How to Clean an Airless Paint Sprayer?
You should understand that cleaning an airless painting spray depends above all on the model you have chosen. As it can be Wagner or Graco Airless Paint Sprayer.
First, go through the instructions for your sprayer gun. It informs you in detail about the disassembly of the device and the cleaning of its various parts.
To let you understand better, here are some details on how to clean your sprayer:
Last update on 2023-09-11 / Affiliate links / Images from Amazon Product Advertising API
Step 1 – Pump the Paint Out of Airless Sprayer and Its Hose
After work, there is still paint in the sprayer and the sprayer hose. This paint must first come out before cleaning. You need a bucket of water for this. The spray will suck the water in, and the paint is expelled from the pump.
After the paint has been pumped out of the device and replaced with water, this procedure is necessary sprayer hose.
There is indeed paint left in the hose and the gun. First, unscrew the nozzle holder, place the relief valve in the spray mode so that the pump supplies the paint to the gun.
The device will suck the water in at low pressure. Now spray into the paint bucket until water comes in.
Please note: Low pressure is more than sufficient.
Step 2 – Flush the Pump, Hose, And Gun with Clean Water
At first, repeat step 1 with clean water. The water is now pumped from a bucket of clean water to a bucket of dirty water. Then clean the suction hose using a brush or sponge as you prefer.
Step 3 – Cleaning the Primary Filter
In the third step, the primary filter is removed and cleaned. To do this, unscrew the filter housing and extract it to wash it. The filter housing can also be cleaned inside with a cloth, paper, or a brush.
Step 4 – Clean and Replace the Spray Filter
You must also flush the spray filter. If the filter is too dirty or even damaged, you must replace it as soon as possible. To do this, unscrew the spray handle and remove the filter. Just clean this part and pay attention to the threads when inserting the filter.
Step 5 – Clean the Nozzle Holder and Nozzle
You must pay special attention to cleaning the nozzle and nozzle holder. And for a good reason, these elements ensure the perfect dispersion of the paint.
Here’s how to clean them:
- Disassemble the device to isolate the nozzle, following the manufacturer’s instructions,
- Clean all parts of the appliance using a brush and the appropriate product,
- Take the opportunity to clean all traces of paint in the station.
Once the various elements are clean, rinse and then let the parts dry. Once everything is dry, reassemble the device and put it away.
Step 6- Exterior cleaning
Run a damp cloth over the gun so that no paint can be fixed on the outside. This is a purely aesthetic cleaning, which allows your paint station to keep looking like new.
Step 7 – Keep Your Pump Frost-Free and In Good Condition for as Long as Possible
If the paint sprayer is not used for a while, you should keep it maintained. Unique products are available for this purpose. You can keep the products in the device (pure or diluted with water) and remain there until subsequent use. These preservatives protect the paint gun from corrosion, blocking, and sticking of the valves.
Tips and Warnings
It is a great idea to have o-rings and extra spray nozzles on hand as these parts often need replacement. If you don’t have time to clean, you can use these within a short time.
Wear protective gloves and glasses. The solvent or remaining oil paint can harm the eyes or skin.
Choose the cleaning products according to the device instructions.
Relevant Reading
- How To Use A Spray Gun With Air Compressor
- What Kind of Paint to Use on A Guitar?
- Best Sander for Car Paint Removal
- Best Guitar Paint Review
- Spray Paint for Graffiti Beginners
Final Verdict
At the end of the article, we can say the airless paint sprayer cleaning process is not so complicated. All you have to do is just learn the steps and follow them.
We recommend that you always check the manual instruction before dissembling any part. It will give you clarity on how to assemble the sprayer later. Regular cleaning will save a lot of hassles and money in the future as well. And, this was our guide on how to clean an airless paint sprayer.
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