Questions tagged [trains]

A popular choice among AFOLs for building their own creations, Trains are now a sub-theme of LEGO City.

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4
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2answers
245 views

Two LEGO Powered Up engines with reverse direction

I have 2 LEGO 60197 City Passenger Trains and I would like to attach both sets together and un them on the same channel. The problem with the current disposition of the bogies is that reversing the ...
10
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1answer
182 views

What is the purpose of the discontinuity in the DUPLO train bridge rack?

DUPLO bridge elements include racks to allow the powered trains to be able to make the climb. An example of this is element 35138: I noticed that the gear rack on this element is not continuous at ...
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1answer
453 views

Duplo rail accessory compatibility with older trains

Are the new Duplo rail accessories, like #6225521 and #6225519 (appearing in, for example Duplo #10872: Train Bridge and Tracks; #10874: Steam Train; and #10875: Cargo Train) compatible with older ...
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1answer
769 views

Has anyone tried putting the Powered Up system in the Christmas train?

Just wondering if anyone has taken the powered-up ("Power Functions 2.0") Bluetooth system out of the Cargo Train 60198 or Passenger Train 60197 sets and put it in the Winter Holiday Train set 10254?
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1answer
82 views

My DUPLO railroad engine stops after 20cm

My DUPLO railroad engine stops after 20cm moving. I suppose the sensor in the front axle is damaged. So is it possible to repair it?
4
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1answer
135 views

Lego track switch doesn't close properly

Just two weeks ago, my kid got a 60198 cargo train and we added a set of 60238 switching tracks. With two (out of three) switches we have the problem that the switch doesn't close properly anymore to ...
0
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1answer
72 views

can 2 powered up train motor be plugged into one hub

I have set #60198 and it comes with one powered up motor. I'm hauling many many cars and one motor isn't enough any more. I see there is a slot for "B" on the hub. Is it possible to plug in another ...
5
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1answer
366 views

Is there a hobbyist standard for Trains track modules?

Many non-LEGO model railroaders have standardized track module standards allowing for interchangeability of (often highly-decorated) track sections (due to availability, damage, scheduling, etc.) as ...
5
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2answers
581 views

How does the DUPLO Action Bricks work?

Does anybody knows what is the technology the DUPLO Action Bricks are based on?It is not any RFID or NFC because I printed out the white one on normal white paper which turns lights on/off. The symbol ...
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0answers
62 views

Narrow gauge train wheels metal axle?

Anyone know some way, (or someone that makes a mod) to make narrow gauge wheels that actually roll fast? Something similar to the metal axle trucks that are used for standard gauge trains.
7
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2answers
2k views

Multiple powered up trains on 1 Bluetooth controller?

My daughter got a Passenger Train for Christmas and I converted one of my old 9v trains to run using the powered up system. Is it possible to run the 2 trains independently or concurrently (preferably ...
22
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1answer
29k views

What different types of lego train tracks exist?

I would like to purchase some used lego train tracks off ebay. I am not, however, very familiar with the different choices of track systems are out there that I might come across. So I would like to ...
0
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1answer
147 views

why isn't lego updating the 9V train sets to the current system? [closed]

My son is getting to the age where he is ready for the Lego trains. I looked through the City and Train sets. It seems that Lego really recycles the Fire and Police themes over and over again, while ...
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1answer
62 views

Can I push the train of 60052 [duplicate]

We more like to push trains with hand. There were old ones, like the train of set 2741, where when pushing the engine, the contact became loose between the axis and the cog wheel. Can I count some ...
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2answers
128 views

Third power functions train runs backwards, why?

We have the passenger train and freight train, both run from a single controller - one through the red and one through the blue side. At Christmas we got the holiday train, and with the power ...
7
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3answers
322 views

How do I make trains which fit LEGO rails (6 studs)?

Christmas is coming and my son (7) is asking for trains. I was planning to buy a set, but they are expensive, and I think it is a bit too advanced for my son. Therefore I decided to buy a box of ...
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2answers
112 views

Is there on/off function on the 8879 IR Speed Remote Control?

Just got 8879 IR Speed Remote Control yesterday. Does it have an on/off switch? We don't see one.
4
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1answer
117 views

Can You Identify These Black Studless 2x4 Brick With Train Wheels?

I found a bunch of Pat Pend LEGO in a thrift shop. Among all the goodies there are two black smooth 2x4 bricks with train wheels attached to them. Their characteristics are as followed: They are ...
3
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2answers
318 views

Can PoweredUp trains talk to multiple Bluetooth remotes?

According to this review of the new 60197 passenger train you can only have one Bluetooth thing talk to the new LEGO battery box at a time. The new Power Up system as it currently appears in this ...
10
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2answers
411 views

How to lubricate the 4.5v train motor for set 7722?

How I can lubricate the 4.5v train motor on my #7722 train set? It squeals.
8
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1answer
173 views

Duplo Locomotive: What is this inner part used for?

Background I was forced to completely disassemble a duplo locomotive. My son played with it in a sand box and, guess what, it was not working anymore. I used a small brush to clean everything single ...
10
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1answer
1k views

Is there an API for the Duplo 10874 train set?

I intend to buy this train set for my daughter. Apparently, the locomotive can communicate with an app via a bluetooth connection. My question is: is there any documentation available so that I can ...
6
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3answers
2k views

Are only two new train sets available in August 2018?

I want to get started on LEGO trains. However when I look up which trains sets are available I find only two: 60198 Cargo Train 60197 Passenger Train Does that mean I can only buy two different ...
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1answer
1k views

How many and what kind of batteries are needed for LEGO Powered Up?

I'm considering picking up one of the Powered Up train sets. What kind of batteries does the included Powered Up remote control system use?
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1answer
997 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
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1answer
1k views

What is the function of Duplo part# 38507 RAIL ACCESSORY, NO. 4

Can someone explain to me what 38507: RAIL ACCESSORY, NO. 4 (#6225519) is for? I've got this in the new Duplo Train accessory #10882 and can't figure out what it does :S
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1answer
102 views

What is this piece? I see it being sold with 9v train tracks

What is this piece? I see it being sold with 9v train tracks
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1answer
120 views

Does my child need a smart device to control LEGO Powered Up train sets?

The first two Powered Up train sets can be controlled with smart devices (phone, tablet, etc). Is this required to control the trains?
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5answers
2k views

Can I build a faster LEGO train motor?

I was going over LEGO Power Functions train motors, and I was not satisfied with the speed. Speed seven is fast enough to derail the train on the curve, but not fast enough realistically. I am ...
14
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4answers
31k views

What advanced railroad features are possible with the Lego PF train sets?

I recently got my first train set, the Constitution Chase, and it has sparked my imagination for building train layouts. My 3-year-old son has a small collection of wooden trains and we enjoy building ...
8
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2answers
467 views

How can I repair a red 12v train motor from Set# 7730?

I have a LEGO 7865 Red 12 volt train motor from a LEGO 7730 train set. The motor has stopped working as it has been dropped on one of the wheels. How can I open the motor case to effect a repair?
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2answers
484 views

Can I convert my train 9V 4563 to the power function motor?

The motor of my locomotive is dead. I have two choices : repurchase it or buy a power function. It is possible of customize my train 4563 to use the power function motor ? If yes, what set to buy ? (...
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1answer
420 views

EV3 Unregulated Motor - different plus/minus power behavior

I'm helping some fellow Bay Area LEGO User Group builders who want to use an EV3 to power a 9V train. I'm using the NXT to 9V conversion cable (https://www.bricklink.com/v2/catalog/catalogitem.page?P=...
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1answer
361 views

How should I get started with LEGO trains?

I'd like to get started with LEGO Train. I understand the PF system is The Way, and the tracks are generally mutually compatible, but the exact interplay of trains & power components eludes me. ...
11
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1answer
228 views

What is the length of a DUPLO train bridge?

I'm trying to plan a DUPLO train track layout to order but I currently don't own any pieces. I'd like to include a bridge like the one in set 3774, but I'm unsure if it will fit my layouts. Can ...
14
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2answers
1k views

Is it safe to overload LEGO train motors?

When I was in Fana'Briques in 2008, there was a speed record competition for TGV-themed train. The setup used a section of custom-made straight track (aluminium rails if I remember correctly) and was ...
9
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2answers
3k 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 ...
11
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3answers
6k views

Can I use the old 12V rails with the remote trains?

I have a bunch of old 12v track. I am looking to get my son into LEGO, but I am thinking of getting the remote set so we can expand it some more. My question is, can I connect the new track to the ...
4
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1answer
76 views

9v Regulator Question

I have 2 questions: For a big 9v train layout, do you need more than one regulator to power the whole track without a shortage of power? If a 9v layout was to have more than one regulator wouldn't ...
8
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1answer
949 views

Why are there 4 wires leading to the Power Functions LEGO train motor?

Does anyone know what the wires do? If the Power Functions train motors are simple DC only 2 wires would be needed or is it more complex than that?
5
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2answers
3k views

Is it possible to run more than two remote control trains on one track?

My son has two passenger trains and a lego cargo train. We can get two trains running on the track using one remote. But how do you operate a third train? We do have other remotes which came with ...
10
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1answer
4k views

How many hours of travel does it take to wear out LEGO monorail tires?

I've seen some pretty impressive LEGO tire driven/cushioned monorail displays that put miles of wear on the track and the train cars that ride on it. I'm hoping a monorail expert can tell me (about) ...
10
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1answer
3k views

Web site with layouts for LEGO Duplo trains?

Can anybody suggest a web site with plans for LEGO Duplo trains? I've searched the net for a while without any interesting results. Any hints appreciated!
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3answers
3k views

Running Power Functions Train Without IR Receiver/Remote

I recently bought 10254 Winter Holiday Train and wanted to get it running around the provided circle of track. I was wondering if there is any way to do this without incorporating the IR receiver and ...
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1answer
193 views

LEGO Train - what size cork track bed

What size model train cork track bed should I buy to fit under a standard LEGO train track?
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1answer
688 views

How can I stop the LEGO Cargo train 60052 wheels from skidding on track?

I have the Cargo train 60052, it's only around a year old and lately I've found on starting it (on both straight and curved track pieces) it isn't moving, the wheels seem to skid on the tracks and I ...
3
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1answer
234 views

What kind of track is the Emerald Night set compatible with?

According to What different types of lego train tracks exist?, there have been many different kinds of LEGO track. Which kind of track can I purchase that will be compatible with this train?
3
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1answer
541 views

Can the DUPLO My First Number Train fit on DUPLO tracks?

I have the My First Number Train set, pictured here. This set did not come with track. Other sets, such as My First Train set, pictured here, do come with track, but the wheels look different. Can ...
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3answers
4k views

Software to do Duplo train track layout?

Anyone know a way to create with a software DUPLO train track layout? The only thing I found is: http://www.anyrail.com/index_en.html It's a bit overkill for what I need and it's $US60, although ...
7
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1answer
343 views

Lego® Train 60051 alternate IR remote

I live in Uganda and purchased the LEGO High-Speed Passenger Train (60051) for my two sons. I am wanting to know if anyone knows of a different remote control that I can use besides the brick remote ...