Paul | Airless Discounter2025-11-14T12:19:05+00:0011/14/2025|General, Graco, Repair & Maintenance, Wagner|
…same colour, different chemistry Customer question« Hello everyone, I wanted to know if, for winter storage, we can replace the pump armour with coolant? » Short answer: No, it's not a good idea. Even though both liquids may be blue in colour, they do not have the same chemical composition or function. Airless manufacturers recommend [...]
Paul | Airless Discounter2025-11-12T11:17:54+00:0011/12/2025|General, Repair & Maintenance|
An airless sprayer is a valuable investment for professional painters and demanding DIY enthusiasts alike. Regular cleaning is essential to ensure consistent spraying, a long service life and to avoid costly breakdowns. But how often should you maintain and clean your airless sprayer? https://youtu.be/nwoKRqiwJYY?si=9BIZNH-XwAK97XfB 1. Cleaning after each use: a golden rule Each time [...]
Paul | Airless Discounter2025-08-08T13:18:38+00:0008/08/2025|Graco, Repair & Maintenance|
1. Complete depressurisation: an essential safety step Before starting any maintenance operation on your Graco airless pump (Classic S, ST Max II, Ultra, Ultra XT...), it is essential to release the pressure from the system. A pump still under pressure can cause serious injury by spraying paint or suddenly releasing a mechanical part. Here are [...]
Paul | Airless Discounter2025-06-03T11:35:05+00:0006/03/2025|Accessories, Repair & Maintenance, Wagner|
Wagner Heavycoat pumps such as the Wagner HC 750 or HC 950 are fitted with a special main filter with non-return valve. How does this filter work? For which sprayers is the special filter necessary? What size filter is right for my application with putty or paint? When should I change and replace the filter [...]
Paul | Airless Discounter2025-05-28T13:35:16+00:0005/28/2025|Graco, Repair & Maintenance|
The Graco replacement pump with item number 17C489 is no longer available as production has been discontinued by the manufacturer Graco. But don't worry; there is a suitable alternative that is still available and can be used reliably. Graco lower pump 17C487 Lower pump Graco 17C489 is no longer available Graco item 17C489 [...]
Paul | Airless Discounter2025-05-15T14:08:19+00:0005/15/2025|Airless Paint Sprayers, FARBMAX, Graco, Repair & Maintenance, Wagner|
What should you do if your airless pump is full of paint but no longer working? When working on a site, it can happen that an electric airless pump stops working while it is still full of paint. This can be a delicate situation, even urgent, because the paint remaining inside the machine could dry [...]
