![Why won't my brand new lego pneumatic pump activate the pneumatic cylinder? Did I do something wrong? : r/lego Why won't my brand new lego pneumatic pump activate the pneumatic cylinder? Did I do something wrong? : r/lego](https://preview.redd.it/why-wont-my-brand-new-lego-pneumatic-pump-activate-the-v0-1g39cr8ozz7a1.jpg?auto=webp&s=74eceeeed257aefaef0b8ab9586acc20937cf357)
Why won't my brand new lego pneumatic pump activate the pneumatic cylinder? Did I do something wrong? : r/lego
![Lego Technic Technik Pneumatik Zylinder Pneumatic Cylinder V2 1 x 5 gelb 19475c01, € 8,50 (3364 Neuhofen an der Ybbs) - willhaben Lego Technic Technik Pneumatik Zylinder Pneumatic Cylinder V2 1 x 5 gelb 19475c01, € 8,50 (3364 Neuhofen an der Ybbs) - willhaben](https://cache.willhaben.at/mmo/8/664/020/618_737010393.jpg)
Lego Technic Technik Pneumatik Zylinder Pneumatic Cylinder V2 1 x 5 gelb 19475c01, € 8,50 (3364 Neuhofen an der Ybbs) - willhaben
![LEGO MOC 1 Cylinder Lego Pneumatic Engine - Modified (High RPM) by Green Gecko | Rebrickable - Build with LEGO LEGO MOC 1 Cylinder Lego Pneumatic Engine - Modified (High RPM) by Green Gecko | Rebrickable - Build with LEGO](https://cdn.rebrickable.com/media/thumbs/mocs/moc-12281.jpg/1000x800.jpg)
LEGO MOC 1 Cylinder Lego Pneumatic Engine - Modified (High RPM) by Green Gecko | Rebrickable - Build with LEGO
![Three LEGO motors, 17 LEGO pneumatic cylinders and a pinch of engineering magic - The Brothers Brick | The Brothers Brick Three LEGO motors, 17 LEGO pneumatic cylinders and a pinch of engineering magic - The Brothers Brick | The Brothers Brick](https://s3-us-west-2.amazonaws.com/media.brothers-brick.com/wp-content/uploads/2018/10/Screen-Shot-2018-03-09-at-10.46.54-640x348.png)
Three LEGO motors, 17 LEGO pneumatic cylinders and a pinch of engineering magic - The Brothers Brick | The Brothers Brick
![Lego Technic Pneumatic Pumpe, Kolben und Umschalter, € 15,- (2285 Leopoldsdorf im Marchfelde) - willhaben Lego Technic Pneumatic Pumpe, Kolben und Umschalter, € 15,- (2285 Leopoldsdorf im Marchfelde) - willhaben](https://cache.willhaben.at/mmo/5/669/268/595_-836382181.jpg)