4
votes
1answer
159 views

How to build an automatic Lego train system?

I was wondering if anybody has ever tried using the IRLink NXT sensor to make an automated train system and if so, what kind of setup did you have to make it all work? I have been working on a train ...
6
votes
3answers
90 views

Ideas to slow down RC PF train motor (Item: 88002)

I'm wondering if you already tried to slow down such a motor. I would like the train to run slower at all the supported 7 speeds. Anyway, at speed 7, the train just flies off the tracks.
4
votes
2answers
254 views

Battery for Trains

For those who have tried, which one is a better option: Rechargeable Battery Box and Transformer/Charger 10VDC ($50 + $25) or AAA Battery Box and a lot of AAA batteries ($13 + ?) Obviously $75 is ...
10
votes
3answers
2k views

What's the best way to link two (or more) LEGO Power Functions (PF) train motors together?

Last Christmas I built an extended Emerald Night train to run around the tree. To get it to work I had to add a second Power Functions motor. I tuned both IR receivers to the same frequency and slowly ...
9
votes
1answer
743 views

What is the difference between train motors 88002 and 10153?

I want to motorize my Santa Fe Super Chief. Its original instruction mentions 5300 but it's marked obsolete on BS.com and now re-released as 10153. In the same time 88002 costs few times less, e.g. ...
9
votes
2answers
533 views

Is it possible to add the power functions to Western Train Chase?

I recently got the Red Cargo Train and it's a great Lego set but a Cars themed train going around my Christmas tree would be even better. Has anyone gotten the power functions to work on the Western ...
7
votes
3answers
4k views

What parts are really required to motorize 10219 Maersk Train?

The Official site detailed page states that: Motorize your Maersk train by adding LEGO Power Functions #8878 Rechargeable Battery Box, #8887 Transformer 10V DC, #8884 IR Receiver, #8879 IR Speed ...
9
votes
3answers
2k views

Can I remotly control the points on PF train tracks?

I'm interested in investing in power functions based trains, but want to automate switching points. Is this possible? What is the cheapest / easiest way of achieving this?