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Generac G-Force 1000 Series — Inspecting the Battery

Maintenance

For the Generac G-Force 1000 Series, from the Generac owner's manual.

Applies to: Generac G-Force 400 Series engine, Generac G-Force 800 Series engine, Generac G-Force 1000 Series engine

Before you start

  • Electrical shock. Disconnect battery ground terminal before working on battery or battery wires.
  • Batteries contain sulfuric acid and can cause severe chemical burns. Wear protective gear.

Procedure

  1. Press OFF to shut down generator, then lift lid and remove front panel.
  2. Remove 7.5A fuse from control panel.
  3. Remove intake side panel.
  4. Inspect battery posts and cables for tightness and corrosion; tighten and clean as necessary.
  5. Unsealed batteries only: disconnect battery, check fluid level, fill with distilled water only if necessary.
  6. Connect battery cables, install intake side panel, and install 7.5 A fuse.
  7. Press AUTO button on controller.
  8. Install front panel and close generator lid.

Tools required

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

Specs & values

  • 12 volts, Group 26R Wet Cell 540CCA minimum or Group 35 AGM 650CCA minimum

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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