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Lab 03 - Build Believer

15 points
Nathan Tyler Rose
Last edited 26 days ago by Jacob Daniel Sieber.
Weekly writing:
This week in AT209, the MFE Believer was built further. The two halves of the fuselage were glued together, and many other parts were inserted in various places on the aircraft. While it is evident that more work needs to be done, it feels good to have so many steps taken in the right direction. I am very optimistic about the pace my group is working at, and flying an aircraft that the pilot built will be a very fulfilling moment. I am sure of it.

Second weekly writing:
This week, my group continued to work on the MFE believer project, and the main focus was on electronic parts. It is my opinion that our progress is leading us quite far, but we are still largely behind schedule. My group members and I have come in on a number of days outside of class to complete the aircraft construction, but we cannot seem to ever find the time to complete it. It is mildly frustrating to be so behind, but the finished project will be worth it. As a side note, the skills of my peers and I on fixed wing simulators continue to increase.

Third weekly writing:
This week, we continued to build the group MFE Believer. Another simulator assignment was completed about the basics of flight with fixed wing aircraft, and these skills will be important to know in the very near future. Our drone in particular requires only a few hours more work to be flight ready, as the electronics are all that is left to construct. I have fallen ill at the end of this week, but I will return with vigor come next Monday.

209 lab link with blog:

Lab Overview

In lab 1, students swapped aircraft and conducted a peer review of another group’s Believer build. Each group identified defects, concerns, workmanship issues, and positive build practices on one other aircraft and documented their findings.
In this lab, students will return to their own aircraft and use the feedback provided by another group to critically assess their current build status. The goal is to identify deficiencies, understand root causes, and develop a clear corrective plan before continuing further assembly.

Feedback Review

Carefully review the written feedback provided by the other group.

Discuss the comments as a team to ensure everyone understands:

What issues were identified
We didn’t glue some of the parts, and this included the two halves of the fuselage as well as many components.
Why the reviewing group flagged them
They flagged this because glueing the two parts is very important to ensure no structural damage to the aircraft while in flight.
Whether the issue is cosmetic, structural, alignment-related, or procedural
Most of our issues were structural and procedural. Our group was behind compared to the other groups, and we believe this was do to members of our group getting busy towards the end and couldn’t get the tasks done.
You are expected to take the feedback seriously. Even if you disagree with a comment, you must be able to justify why it is not an issue based on the build instructions, measurements, or aircraft configuration.

For every issue listed, develop a clear corrective plan, including:

Specific steps required to fix or mitigate the issue
Tools or materials needed
Whether disassembly is required
Essentially, the main issue was that parts needed to be glued together. The steps taken to remedy this issue essentially included obtaining the proper parts and glue gun, then successfully merging them. The tools needed for this process were basically the hot glue gun and the occasional screw driver when completing small part assemblies. Dissasembly was not required.

If an issue cannot be fully corrected, the group must explain:

Why correction is not possible
How the risk will be minimized moving forward
No issues could not be fully corrected, but not all issues were addressed.

The build

Continue the physical build of your Believer and document all work in detail.
Your documentation should clearly reflect
What work was done
Reference and follow your wiring diagram throughout the build
Include photos of relevant steps
The goal is not just to complete steps, but to ensure the aircraft is being assembled cleanly and deliberately.
Apply the feedback and lessons learned from the peer review to the remainder of the build. The expectation is that build quality improves moving forward and that previously identified issues do not reappear later in the project.
Progress Made 1/29
we first reviewed the other groups punch list
We glued the two parts of the believer together
sanded down extra glue residue
we glued the landing pads together
aft landing pad installed
foward landing pad installed
glue residue formed on foward mkost bay for landing pad
Scraped out the residue to ensure the pad can fit securely.
secured two fastening hooks for the wings on both side
we guled the control horns to all control
installing rudervator servos to tail section
hooks installed on ruddervator
control horns installed on wings to later be connected to servos
venky overglued the control horns so we now need to remove Venky from the group
we screwed screws from the black thing into the white thing ( assembly of servo linkages)
installing servo linkages to tail section to later attach to the ruddervator
seeing how motor will fit into motor mount to prepare for soldering
adding push rods to the tail to eventually give movement to the ruddervator
left off here

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We still need to finish the build; however, we took the feedback and accepted it gratefully. We got through most of the feedback. The only thing our group deemed useless was when they mentioned that our engine mounts were wrong and after communication with Anestis we realized there are two parts to the engine mounts and we have it correct. Due to time we couldn’t get to any of the soldering. We got to installing the surface control to the servo via mechanical linkage. We have a step by step instruction of what we did in above which was typed by our scribe, Ryan Pirro.

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