JBL Charge 3 Repair - Swollen Battery vs Plastic

I repair my brother's broken 2016 JBL Charge 3 Bluetooth speaker. Including a battery replacement, cleaning of the fabric cover, and plastic welding to retain water resistance.
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Filmed on: Samsung S10e

Music:
Night Time - Underbelly & Ty Mayer
2 Souls - Lonely (ft. Nara)
EMDI - Hurts Like This (feat. Veronica Bravo)
Sounds - https://www.zapsplat.com

If the following Tools and Parts lists helped you, please considering leaving a comment :)

Some links are affiliate links, which support my channel
Parts List:
- Cameron Sino 6000mAh replacement battery - https://batteryexpert.com.au/JBL+Char...

Tools:
- Hakko FX-888D Soldering Iron
- Phillips Head #0 Screwdriver
- Andonstar ADSM302 Microscope
- Kapton tape
- Custom fume extractor -    • DIY Soldering Fume Extractor using a ...  
- ChemTools 99.8% Isopropyl Alcohol.
5L - https://amzn.to/3APZ8FA
250ml Spray - https://amzn.to/3cIRncH
- Dick Smith precision pliers
- Steel spudger
- Nylon spudger
- Plastic picks
- Supermarket washing detergent
- Large nylon spring clamp