Photo Gallery: Replacing Your Battery Cables

A step-by-step look at replacing aircraft battery cables

Tuesday, October 31, 2017 at 08:11 AM ET

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Key Takeaways:

The article details the process of replacing and upgrading aircraft battery cables, specifically mentioning the installation of a larger diameter starter cable.
It emphasizes the critical importance of careful cable routing, securing connections, and inspecting for corrosion or existing faults (like loose connections or unnecessary wiring) during the replacement.
The author advises extensive photographic documentation of the work for future reference and maintenance.

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Starter solenoid with new battery cable — Starter solenoid with new battery cable. Not shown is the new cable from the starter solenoid to the starter that I built to replace the smaller diameter copper cable that had been installed previously. Since I had the extra cable and terminals I made a new cable. Also shown is the aluminum cables that feed the instrument buss. They were not replaced and are not called out for replacement in the service bulletin.

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