Questions tagged [disassembly]

The technique of disassembling two or more parts from one another.

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What electronics are inside the SPIKE 3x3 LED Matrix?

What is inside the LEGO 3x3 Color Light Matrix 45608? Pictures of the assembled Top- & Bottom- PCB would be helpful.
user21891's user avatar
4 votes
1 answer
102 views

Wobble problem with the PF L motor

So I got my hands on a used 42095 LEGO Technic set that I wanted for a long time. After disassembling it and testing PF for the first time, I have noticed that one of the motors is extremely wobbly, ...
Jackob's user avatar
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3 votes
1 answer
161 views

How do I switch out a gear in the Cat D11 set without taking the set apart?

I have a fully completed Cat D11. Great build. (I have previously built the Bucket Wheel Excavator, the Rough Terrain Crane, Liebherr 9800, Airbus 175, etc.) Couldn't get through calibration. Did not ...
Jack's user avatar
  • 31
7 votes
1 answer
303 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 ...
IvanSanchez's user avatar
  • 7,600
2 votes
0 answers
123 views

Fixing a LEGO M Motor connector

I have several broken "Powered Up" M motors and I took one apart to see what was wrong. I ended up snipping off a section of the wire and re-soldering it back together but testing with an ...
mj_'s user avatar
  • 1,119
6 votes
1 answer
543 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 ...
McKay's user avatar
  • 437
0 votes
1 answer
210 views

Any tips for putting figure's hands into the arms?

I've recently bought some Chinese LEGO-like sets and, even though the quality might not be the same as the original, I sometimes think it's a reasonable tradeoff for the 50-75% price discount. ...
maraja's user avatar
  • 37
7 votes
3 answers
301 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 ...
Daniel's user avatar
  • 221
2 votes
0 answers
97 views

I just finished the typewriter set and everything works fine but the type-bar is a little higher than it should be. Is there any way of fixing it [closed]

The typewriter works perfectly fine. The only problem is the typebar being a little higher than it should be.
nando g.'s user avatar
6 votes
0 answers
265 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 ...
mj_'s user avatar
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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 ...
mike's user avatar
  • 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 ...
Somentus's user avatar
4 votes
4 answers
845 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 ...
user18321's user avatar
  • 717
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 ...
user18913's user avatar
3 votes
2 answers
939 views

What is inside the LEGO Powered Up L motor?

What's inside the Powered Up L motor (part bb0959c01)? How do its internals compare to the XL motor and the M motor?
Jacob's user avatar
  • 33
11 votes
1 answer
363 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 ...
Jade's user avatar
  • 365
6 votes
1 answer
438 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) ...
Olivier Grégoire's user avatar
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 ...
Tonny's user avatar
  • 1,232
5 votes
1 answer
260 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 ...
Peter-Willem Vermeersch's user avatar
1 vote
2 answers
505 views

Take off a small 1x1 piece from bigger LEGO surface

In general, what is the best approach to take off small pieces from a surface like the one in the picture? How to proceed What should I do if I don't want to deal any damage to LEGO itself? I want ...
the Radek's user avatar
3 votes
1 answer
206 views

Miniature Lepin box door stuck inside box itself

Yes, maybe the title may be confusing, but this image says it all: I got a Lepin city set not too long ago, and it included this box. I have no idea how this happened but during use the door ...
mindstormsboi's user avatar
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?
jncraton's user avatar
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6 votes
1 answer
227 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 ...
Vincent Guttmann's user avatar
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 ...
Michael Verschaeve's user avatar
9 votes
6 answers
6k 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 ...
HpTerm's user avatar
  • 223
3 votes
2 answers
509 views

How to disassemble these parts?

I have these parts put together really tightly and have no idea how to separate them. Does anyone have any suggestions? Sorry for the black color, I do not have them in any of the brighter colors, so ...
BalazsToth's user avatar
1 vote
2 answers
255 views

Separating old 2 x 4 brick with wheel holder

I am wondering if anyone knows of a way to separate the clear bottom piece from the brick on part# 7049b "Brick, Modified 2 x 4 with Wheels Holder Old and Trans-Clear Bottom" without breaking anything....
JohnnyB's user avatar
  • 3,264
4 votes
2 answers
7k 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 ...
Heather Cornelious's user avatar
15 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 ...
Jade's user avatar
  • 365
5 votes
1 answer
180 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 ...
EL_DON's user avatar
  • 445
7 votes
3 answers
177 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 ...
EL_DON's user avatar
  • 445
8 votes
1 answer
648 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 ...
Alexander O'Mara's user avatar
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?
Chris's user avatar
  • 69
2 votes
2 answers
339 views

Re-building sets - paid services?

My son has A LOT of LEGO sets, which have sadly broken down into many, many millions of pieces. Does anyone know of any paid services that might help re-build his sets. I know this sounds like it ...
CPVL's user avatar
  • 21
2 votes
1 answer
487 views

Please Help! My LEGO BB-8 Minifig Head Is Stuck In a Helmet! [duplicate]

My younger brother lodged his BB-8 head in a helmet, and I just can’t dislodge it.
Harry Hodson's user avatar
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...
tipsandbricks's user avatar
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?
jncraton's user avatar
  • 39.4k
3 votes
1 answer
1k views

How do I sell complete LEGO sets still assembled?

I have several complete items I want to sell. I have the instruction manuals but no boxes. They are still together. They include the old Death Star, and some other Star Wars, the complete Lone Ranger ...
Rich Fran Eagleton's user avatar
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 ...
Jonas's user avatar
  • 41
12 votes
2 answers
997 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 ...
Ambo100's user avatar
  • 17.6k
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?
mike's user avatar
  • 503
10 votes
1 answer
270 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, ...
Xetrov's user avatar
  • 263
4 votes
1 answer
7k 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.
lejonet's user avatar
  • 143
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 ...
emagar's user avatar
  • 165
1 vote
3 answers
635 views

How to remove an unslotted length-2 technic axle from a one-way axle hole?

A problem that sometimes occurs during disassembling is an unslotted length-2 technic axle being stuck in some axle hole that is a dead end, i.e., you cannot push the axle out with a longer axle from ...
Wrzlprmft's user avatar
  • 2,174
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.
Hazard's user avatar
  • 123
4 votes
2 answers
8k views

How to speed up the disassembly of large LEGO technic sets?

Is there any ways to help speed up the disassembly process for big LEGO Technic set such as the 42043 Mercedes-Benz Arocs?
user275517's user avatar
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
user275517's user avatar
2 votes
1 answer
324 views

Can using a hex key to disassemble LEGO Technic pieces cause damage?

Does using the right size hex key (Allen key) to speed up the disassembly process cause damage to the LEGO Technic pieces?
user275517's user avatar
5 votes
1 answer
339 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.)
user275517's user avatar