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Generac 6.8 L / QT 130kW — Battery Maintenance

Maintenance

For the Generac 6.8 L / QT 130kW, from the Generac owner's manual.

Applies to: Generac V-type engine

Before you start

  • Storage batteries give off explosive hydrogen gas.
  • Battery electrolyte fluid is an extremely caustic sulfuric acid solution that can cause severe burns.
  • Do not use any jumper cables or booster battery to crank and start the generator engine.

Procedure

  1. Inspect the battery posts and cables for tightness and corrosion. Tighten and clean as necessary.
  2. Check battery fluid level of unsealed batteries; fill with DISTILLED WATER ONLY.
  3. Have state of charge and condition checked with an automotive-type battery hydrometer.

Tools required

  • automotive-type battery hydrometer Amazon
  • safety glasses, rubber apron and gloves Amazon

Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.

Specs & values

  • BCI Group No. 24F-6, 525 CCA @ 0 deg. F

Source: Generac owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

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