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10
votes
1answer
520 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 ...
10
votes
1answer
4k views

Is a N2 or CO2 paintball tank a viable power source for a LEGO pneumatic Engine?

I would like to know how a LEGO pneumatic engine would perform when powered with a nitro (N2, HPA) or CO2 tank. I have seen a few RC cars powered with air (from soda bottles), so I am wondering if it ...
8
votes
2answers
8k views

Which sets currently contain pneumatic LEGO equipment?

When I was younger my dad bought me 5218-1, a technic-based pneumatics set, which, combined with the old motor system to provide a mini compressor system created quite a bit of entertainment and it ...
8
votes
2answers
633 views

Lego-compatible suction cups?

I'm looking for suction cups that are compatible with the Lego pneumatic system. I've seen people who have built things with them (on youtube videos, etc), but haven't found anything on eBay or ...
2
votes
1answer
108 views

Pneumatic set 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?