Eaton Electrolytic Corrosion / Environmental Degradation

Corrosion on battery terminals and metal parts inside the generator enclosure.

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Possible Causes

Battery off-gassing due to overcharging, Coastal or high-humidity environment, Water ingress into enclosure, Inadequate ventilation around battery

How to Fix / Troubleshooting

Safety first: Wear eye protection and gloves when cleaning corrosion. Disconnect battery before cleaning.

Steps:

  • Neutralize corrosion: Mix baking soda with water and apply to corroded battery terminals and affected metal surfaces. Scrub gently with a wire brush.
  • Rinse and dry: Wipe clean with water-dampened cloth and dry thoroughly.
  • Protect terminals: Apply dielectric grease or battery terminal protectant spray.
  • Check charger voltage: Ensure the Eaton battery charger is not overcharging (float voltage around 13.2–13.6 V). Replace charger if voltage is excessive.
  • Address moisture sources: Improve enclosure sealing and ventilation as needed.
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Repair Difficulty

Easy 2/5

Required Part

Battery Cables
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