Questions tagged [pneumatic]

LEGO Pneumatics use air pressure and specialised components to perform various actions.

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15
votes
1answer
3k views

How to repair leaky pneumatics?

Some of my pneumatics parts, mostly pistons, have seals which no longer prevent the air from escaping completely. On some parts they are unreliable and on others they are not working at all. Why do ...
8
votes
1answer
1k views

Pneumatic pistons getting sticky

My sons "9641 Pneumatics Add on Set" now suffers from stiction. How can this be fixed? Can it be cleaned? Is there a recommended lubricant?
4
votes
1answer
337 views

How can I power my LEGO pneumatic engine?

I have just finished building a simple LPE, but have no means to power it. I live on a farm and have access to a small air compressor, would that work?
2
votes
2answers
2k views

What's the maximum pressure one airtank can withstand and how to tell its limit?

I bought a airtank and using it to support many v2 pneumatic cylinders, while I'm using a v1 pump and one motor to pump air to this air tank. Since another airtank or a lego pressure gauge is very ...