![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
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Amazon.com: Goshfun 32Pcs 10-Kinds MOC Pneumatic Parts Bricks with Air Pump Push Rod Switch Piston Air Pipe, DIY Small Particle Stem Building Blocks Toy Set Compatible with Lego, Random Color of Air
![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
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Amazon.com: LEGO Technic 4 pcs NEW YELLOW MINI PNEUMATIC PISTON CYLINDERS Air pressure Pump pack lot set switch hose small little robot robotics : Toys & Games
![Amazon.com: Build 35 Piece Pneumatic Set Compatible with Lego, Pneumatic Set Contains 10 Types of Technic Pneumatic Cylinder Parts, DIY Pneumatic MOC Air Pump Piston Pressure Rod Air Line Pneumatic Parts : Amazon.com: Build 35 Piece Pneumatic Set Compatible with Lego, Pneumatic Set Contains 10 Types of Technic Pneumatic Cylinder Parts, DIY Pneumatic MOC Air Pump Piston Pressure Rod Air Line Pneumatic Parts :](https://m.media-amazon.com/images/I/61TFPncGG8L.jpg)
Amazon.com: Build 35 Piece Pneumatic Set Compatible with Lego, Pneumatic Set Contains 10 Types of Technic Pneumatic Cylinder Parts, DIY Pneumatic MOC Air Pump Piston Pressure Rod Air Line Pneumatic Parts :
![LEGO Two Way Pneumatic Cylinder with Square Base and Yellow Cap Comes In | Brick Owl - LEGO Marketplace LEGO Two Way Pneumatic Cylinder with Square Base and Yellow Cap Comes In | Brick Owl - LEGO Marketplace](https://img.brickowl.com/files/image_cache/larger/lego-double-acting-pneumatic-piston-cylinder-48-mm-set-5108-4.jpg)
LEGO Two Way Pneumatic Cylinder with Square Base and Yellow Cap Comes In | Brick Owl - LEGO Marketplace
![LEGO Technic Pneumatic Cylinder Old 48mm with Black Piston (4 Studs Long) | Brick Owl - LEGO Marketplace LEGO Technic Pneumatic Cylinder Old 48mm with Black Piston (4 Studs Long) | Brick Owl - LEGO Marketplace](https://img.brickowl.com/files/image_cache/larger/lego-technic-pneumatic-cylinder-old-48mm-with-black-piston-4-studs-long-25-646183.jpg)
LEGO Technic Pneumatic Cylinder Old 48mm with Black Piston (4 Studs Long) | Brick Owl - LEGO Marketplace
![Amazon.co.jp: Habow 35 Piece Technic Pneumatic Parts Kit is compatible with Lego Pneumatic Cylinder, Air Pump, Pressure Rod, Switch, Piston, Hose, Technic Linear Actuator and MOC Replacement Parts : Toys & Games Amazon.co.jp: Habow 35 Piece Technic Pneumatic Parts Kit is compatible with Lego Pneumatic Cylinder, Air Pump, Pressure Rod, Switch, Piston, Hose, Technic Linear Actuator and MOC Replacement Parts : Toys & Games](https://m.media-amazon.com/images/I/713LB91bxAL._AC_UF894,1000_QL80_.jpg)
Amazon.co.jp: Habow 35 Piece Technic Pneumatic Parts Kit is compatible with Lego Pneumatic Cylinder, Air Pump, Pressure Rod, Switch, Piston, Hose, Technic Linear Actuator and MOC Replacement Parts : Toys & Games
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Amazon.co.jp: The Habow 19 Technic Parts Pneumatic Kit is compatible with Lego Pneumatic, including cylinder air pump, pressure rod, switch, piston, hose, technique linear actuator, MOC replacement parts and more : Toys
![LEGO® Technic Pneumatic Cylinder V2 1x11 (11L) BRIGHT YELLOW (BR. YELLOW) / BLACK - (6099775/21828c01) LEGO® Technic Pneumatic Cylinder V2 1x11 (11L) BRIGHT YELLOW (BR. YELLOW) / BLACK - (6099775/21828c01)](https://www.die-welt-der-kleinen.de/images/product_images/original_images/LEGO-Technic-Pneumatik-Cylinder-hellgelb-schwarz-6099775-21828c01.jpg)