Questions tagged [disassembly]
The technique of disassembling two or more parts from one another.
67
questions
38
votes
12
answers
26k
views
What tool can get two 1x2 plates apart without damaging them?
Teeth and pliers tend to leave unsightly marks on the bricks.
Fingernails don't work too well.
What tool do you recommend to separate them?
- 1,146
27
votes
18
answers
21k
views
My poor minifig's head is stuck in his helmet!
Recently I made a LEGO race car with a driver who wore a helmet. Unfortunately, after the race, I tried to take off his helmet and his head came off inside the helmet. Any suggestions about getting it ...
- 814
27
votes
6
answers
5k
views
Can an axle be removed from this Technic 'brick paradox'?
This blogpost on Technic Bricks briefly explains a few 'brick paradoxes' or dead ends. This particular model seems impossible to disassemble by hand:
How can I remove the axle without damaging/...
- 17.6k
25
votes
9
answers
10k
views
How can a sticker be removed?
In my younger days I may have placed a few stickers on my bricks. Including some that covered multiple bricks.
Now my daughter has the tendency to do the same thing :)
How can I best remove the ...
- 353
21
votes
4
answers
6k
views
What tool can get the Technic pin out from a connection closed in the other end?
I'm having trouble removing these LEGO Technic pins apart from their connectors and I don't want to use carpenter tools like pliers which may damage the bricks.
What tool can get the pieces separated ...
- 425
20
votes
6
answers
3k
views
How can I easily remove a jumper plate without a brick separator?
How can I easily remove a jumper plate?
I find it very difficult to remove this kind of brick with a brick separator.
- 17.6k
18
votes
7
answers
9k
views
How to unplug black friction pin connectors
Black friction pin without slots connectors are common in older Technic sets. Note that these were quickly replaced by the current version with slots that is much easier to remove.
vs
Especially ...
- 1,678
16
votes
2
answers
2k
views
Remove 3, maybe 4, decades old PVA glue from Lego
A friend of mine gave me a large crate of Lego that he found in the house he just bought.
It appears to be several sets from the late 70's. (I spotted the building instructions for the 850 and 851 ...
- 1,242
16
votes
3
answers
8k
views
How to disassemble LEGO train engine base part# 28743?
I have one of the new Bluetooth engines (part 28743, but in the bottom it says Hub No 5 model) that has started to under-perform and make some noises, I think that it need some maintenance (maybe due ...
- 375
13
votes
1
answer
2k
views
Can I safely dissassemble a 74569 motor (the old, fast 9v one)
I have an ancient 74569 motor:
Unfortunately, it's broken: The shaft spins freely by hand, but when I connect power to it, it doesn't spin at all.
I would like to see if I can just open it and place ...
- 1,156
12
votes
12
answers
5k
views
Most inseparable combinations?
Some combinations of pieces are really hard to get apart – really hard. Can some answerers provide a list of “dangerous combos“? For example, a 2×2 with a round 2×2 on bottom. Also, if possible, ...
user6907
12
votes
2
answers
1k
views
Is there a tool that can consistently remove hundreds of 2x2 Tiles?
I have hundreds of 2x2 Tiles that I use to create LEGO City scale footpaths and floors. They are arranged in a grid on baseplates in a similar way as shown below:
Recently I had decided to rebuild ...
- 17.6k
11
votes
6
answers
1k
views
How do I remove a racing helmet from a garbage can?
We have a red Lego racing helmet that has become wedged with its round side up in a 2 handled Lego garbage can. I cannot access any of the visor indentations, the face slot or the neck circle. I tried ...
- 5,453
11
votes
3
answers
478
views
How should I remove a Hinge Tile, especially in the middle of a plate?
I've recently had some trouble removing a 1x4 hinge tile from the middle of a plate:
Even when they are on the edge of the plate there isn't a lot of areas you can use to gain the traction to remove ...
- 19.5k
11
votes
3
answers
1k
views
How do I take out this pin from an axle connector? [duplicate]
I have an axle connector with a blue pin stuck in it. How do I get it out?
It looks like this:
It's on very tightly. I tried removing it for 5 or so minutes, but it's too slippery.
- 123
11
votes
1
answer
397
views
How can I extract a metal axle from a plastic wheel without damaging them?
I have Plate, Modified 2 x 2 with Wheels Red with metal axles that have developed rust and I need to sanitise them, as I have rust even on the plastic pieces
This is an example of wheels I need to ...
- 375
11
votes
1
answer
560
views
Can I take an old LEGO winch apart?
I have an old LEGO winch that looks like #73037
It has been "restrung" but it is very stiff and it looks like it has some of the old string stuck between the rotating and non-rotating parts. It also ...
- 213
10
votes
2
answers
558
views
How can I remove a rubber band from a pulley?
We have a pulley and a bunch of rubber bands:
We don't know that part numbers, but they all were part of a Mindstorms (RCX 2.0) set. My son was trying use the pulley and band to transfer power to ...
10
votes
1
answer
273
views
Optimal way to remove door from frame
What is the best way to remove the transparent door from the white frame?
I am asking this since I want the door to last as long as possible without damaging the slot or bump. Any method will do, ...
- 263
9
votes
6
answers
7k
views
How to disassemble the propulsion wheels of the LEGO/DUPLO train engine base part# 28743 drivetrain?
I have a push and go motor, also known as Hub No5 model also known as engine base part #28743
The issue I have is that the train can not climb the bridge anymore, unless using the locomotive alone ...
- 223
9
votes
1
answer
2k
views
What is inside the LEGO Powered Up M motor?
What is inside the M motor in the new Powered Up system? How is it different from the older Power Functions motor?
- 39.8k
8
votes
2
answers
2k
views
Insert a gear into a turntable?
Is there a way to insert a 24 tooth gear into a turntable of the 48452cx1 type?
-->
Is there any model to feature any tooth gear (even smaller) used inside this turntable?
This specific ...
- 503
8
votes
3
answers
2k
views
Millenium Falcon 75192 Disassembled Storage
I recently bought the Millenium Falcon 75192 and built it. I would now like to take it apart and store it. I don't have a LEGO collection, and would like to store it in a way that I won't have to dig ...
- 81
8
votes
1
answer
653
views
Is this non-disassemblable LEGO instruction step real?
I've seen this image shared a few times around the internet as an example of a LEGO instruction step that assembles pieces in such a way that they cannot be disassembled (at-least not without some ...
- 13.3k
7
votes
3
answers
179
views
How can I separate an 8H antenna from a modified 1×1 with ring?
I have two parts which are stuck together:
4081b: Plate, modified 1×1 with clip light – thick ring
2569/25699/47094: Antenna whip 8H
The parts have been assembled like this for about 20 years and ...
- 445
7
votes
1
answer
1k
views
What is inside the Technic Powered Up XL motor?
What components are inside the new Technic Powered Up XL motor? Is it the same as the PF XL motor, except with a different connector?
- 39.8k
7
votes
3
answers
325
views
How to open first version of the pneumatic cylinder? (Part no 4688c01)
I have a Lego Technic set 8040 from 1984 with the first version of the pneumatic cylinder. Unfortunately, the shaft on the cylinder broke.
Apparently the top of the cylinder (lid) is glued. Is there a ...
- 221
7
votes
1
answer
354
views
What's inside a linear actuator?
The two linear actuators that I know, 61927c01 Linear Actuator and 92693c01 Linear Actuator Mini, have a built-in clutch (that makes a clicking sound when feeding the actuator torque when it's fully ...
- 7,744
6
votes
2
answers
1k
views
How To Disassemble the LEGO Boost Hub?
I can get the hex screws off and pry apart the plastic tabs on the bottom plate, but for the life of me I can't un-clip the back tabs.
Any ideas on where to press/pry?
- 69
6
votes
2
answers
2k
views
Separate LEGO Technic wheel from 3 pin hub
How to separate a 3 pin wheel hub (part# 92909),
from this wheel (part# 44772),
in order to replace it with another wheel, such as part# 22969?
- 503
6
votes
2
answers
13k
views
How can I remove old LEGO bricks that are stuck together?
Brought my childhood LEGO sets from 1970's and 80's for my kids. The pieces attach much tighter together than sets purchased recently.
Can something be done to loosen the attachment without damaging ...
- 165
6
votes
1
answer
1k
views
What electronics are inside the SPIKE Prime angular motors?
Is there any information available about the internals of the SPIKE Prime and Robot Inventor angular motors?
What Hall-Sensor is used by the SPIKE motors?
To be more precise: I'd like to get ...
- 61
6
votes
1
answer
237
views
Lego Duplo Train Track Switcher washable? / Best way to clean them?
I've found some pretty old Lego Duplo train track parts, that I'm looking to sell on Ebay.
As these are pretty old and caked with dust, I wanted to used my usual method I usually use to clean all ...
- 163
6
votes
3
answers
1k
views
Is there a way to set a flat plane at an angle to horizontal of less than 22.5 degrees, but more than 0?
I am building an airplane with a wing dihedral (the wings angle upwards from the fuselage), but I am using parts 44302 and 44301 interlocked as designed:
Unfortunately, one click up is about 22.5 ...
- 161
6
votes
1
answer
562
views
What's the easiest way to remove the license plate on the Time Machine?
I have the 10300 Back to the Future Time Machine. I'm assembling it for the first time, Following the directions. and I'm at the end where they're allowing me to pick which of the three I want to ...
- 437
6
votes
1
answer
457
views
How do I remove this piece when the other side is obstructed?
I bought and constructed the Millenium Falcon 75192.
Now, I'm breaking it apart for storage. I just don't know how to remove the black piece below (the same as the alone one but in the structure) ...
- 163
6
votes
1
answer
165
views
Any ideas how to separate these lobed gears and lightsaber pieces?
Any help please? I've got these two pieces stuck together and not sure what to try! I don't want to break the pieces...
- 279
6
votes
1
answer
138
views
Is it safe to remove PC (polycarbonate) arms from minfigures?
I would like to replace the clear PC arms on the Chima ice figures with opaque ABS. Would I still be able to use the clear PC arms with other figures after I have removed them?
I know that removing ...
- 2,028
6
votes
0
answers
267
views
Fix Lego M Motor - The hooks aren't budging
I have a Lego M motor that is broken. I'm following the instructions here to try to fix it but the little tabs that hold the plastic frame together just won't budge no matter how hard I'm pushing them ...
- 1,119
5
votes
1
answer
182
views
How can I separate 1 x 1 round from boat mast base 4 x 4?
I have two pieces I cannot seem to separate. The parts in question are:
3062b: Brick, Round 1 x 1 Open Stud
6067: Black Boat Mast Section Base 4 x 4 x 1 2/3
The 1 x 1 is transparent in this case, in ...
- 445
5
votes
2
answers
929
views
Tools to unbuild a model more easily?
Are there any good tools out there to help unbuilding a model, for example removing axles from beams?
Something like the famous brick separator, but for Technic models.
- 255
5
votes
2
answers
1k
views
Help separating a 6L stick with stop ring & 1x1 cone
I have a 6L stick with stop ring & 1x1 cone stuck together. I've been trying to separate them without success. Any advice?
- 51
5
votes
1
answer
313
views
Mounting a mosaic modularly
I have this LEGO mosaic consisting out of 3 by 3 baseplates (32x32):
As it takes up too much space lying flat, I would like to mount it vertically or near vertically, slightly leaning backwards, like ...
- 10.9k
5
votes
1
answer
342
views
How to disassemble this Technic combination?
How should I disassemble the axle (7) attached in this model?
(I tried using a brick separator but failed to remove it.)
- 741
5
votes
1
answer
267
views
Piece stuck in LEGO T-Rex body part nr. 6223585
My son stuck a rod piece through one of the openings in the T-Rex body middle part (part# 6223585). How can I open up the body to retrieve the rod piece?
The body is made of two parts that are clipped ...
4
votes
4
answers
889
views
How to remove round tiles easily from a plate
I have made a road for a medieval style MOC by putting 1x1 tile, 1x1 round tile and 1x1 round plate on plates of varying sizes.
When I want to remove the round tile from a stud not on any outer ...
- 727
4
votes
2
answers
8k
views
Selling complete sets, Assembled or Disassembled?
I have several complete Lego sets that are assembled. I would like to sell them and want to know if I should ask a higher price if I disassemble them and organize the pieces? I also have the ...
4
votes
2
answers
1k
views
What's the fastest way to rebuild different sets that have been brought together
My mom did something to my LEGO. When I was a kid I loved playing with them. Frankly I have no interest in it anymore. She broke down all them sets, and put them all in a huge box.
I still can ...
- 41
4
votes
1
answer
8k
views
How to open Duplo train base 2961b?
How can I open a Duplo train base 2961b without destroying it? It is not working despite fresh batteries. There are no screws.
- 143
4
votes
1
answer
1k
views
How to disassemble this small Technic turntable, combination of parts 99009 and 99010?
How should I non-destructively disassemble the following parts, when they are newly assembled?
99009 Light Bluish Gray Technic Turntable Small Bottom
99010 Black Technic Turntable Small Top
- 741