LEGO 21135-3 Building Instructions
![LEGO 21135-3 Construction Set manual cover](/images/SiIqGHOvJtABbJOStUZsBaBb/thumbs/thumb175x175.webp)
Check the inventory list provided in the instruction manual against the contents of the box. If any pieces are missing, contact LEGO customer support for replacements.
Sort the pieces by color and size before starting. Use containers or trays to keep similar pieces together to make finding them easier during the build.
Ensure you are using the correct piece by double-checking the part number in the manual. Inspect the piece for any defects or damage that might prevent proper assembly.
You can download a PDF version of the instructions from the official LEGO website by searching the set number 21135-3.
Store the set in a cool, dry place away from direct sunlight. Clean the pieces with a soft cloth and mild soapy water, and ensure they are dry before storing.
Consider using a display case or covering the set with a clear acrylic box to protect it from dust while keeping it visible.
Contact LEGO's customer service to inquire about purchasing individual replacement pieces or check online marketplaces for the specific part.
Yes, you can add additional LEGO pieces to customize the set. Ensure the pieces are compatible and maintain the structural integrity of the original design.
Use a LEGO brick separator to gently take apart the pieces without causing damage. Sort and store them in resealable bags or containers labeled by piece type or color.
Divide the instruction manual into sections and assign different sections to group members. Communicate and assist each other in finding pieces to maintain a collaborative environment.