Over time the wire coating on your MacBook Power Adapter may wear out exposing wires and posing electrical risks. This guide offers a simple solution using easy to find tools to extend the life of your MacBook Power Adapter. By covering the exposed wires with heat shrink then you not only protect the power adapter but also ensure your safety while continuing to use it to charge your MacBook.
Table of Contents
What You Need
Parts
- Moisture-Seal Heat Shrink Tubing (2:1 Shrink Ratio 0.38″ (10mm)) Available on McMaster Carr
- Vinyl electrical tape
Tools
- Heat Gun (Alternatively you can use a lighter)
- Scissors
Step-by-Step Guide
Step 1: Identify the Damage
- Locate the damaged or exposed area on the MacBook Power Adapter wire.
- Move the cable organizer clip away from the damaged area.
Step 2: Measure and Cut Heat Shrink
- Measure the length needed to cover all damage.
- Cut the heat shrink to the appropriate length with scissors.
Step 3: Apply Heat Shrink
- Slide the heat shrink over the wire covering the damaged area.
- Ensure it extends beyond the damaged wire length.
Step 4: Heat Shrink Application
- Use a heat gun or lighter to apply heat until the shrink is tight on the wire.
- Keep the heat gun moving to avoid overheating.
Step 5: Add an Additional Layer
- For MacBook Power Adapter Wire’s Diameter, add an extra layer using electric tape.
- Ensure a proper hold before shrinking.
Step 6: Final Checks
- After cooling flex the wire in different directions to confirm proper attachment.
Conclusion
Repairing a frayed MacBook Power Adapter Wire is a cost effective solution, saving you from spending on a new adapter. This straightforward guide can be adapted for similar wire coating issues in different power adapters. By following all steps you not only extend the life of your MacBook Power Adapter but also contribute to a safer charging experience.