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Generac 005210-0 — Battery Maintenance

Maintenance

For the Generac 005210-0, from the Generac owner's manual.

Applies to: Generac In Line engine

Before you start

  • Storage batteries give off explosive hydrogen gas.
  • Battery electrolyte fluid is an extremely corrosive sulfuric acid solution that can cause severe burns.
  • Do not use any jumper cables or booster battery to crank and start the generator engine.
  • Be sure the AUTO/OFF/MANUAL switch is set to the OFF position before connecting the battery cables.
  • Be sure the 120VAC power supply to the battery is turned OFF, or sparking may occur at the battery posts.

Procedure

  1. Inspect the battery posts and cables for tightness and corrosion. Tighten and clean as necessary.
  2. Check the battery fluid level of unsealed batteries and, if necessary, fill with DISTILLED WATER ONLY. Do not use tap water in batteries.
  3. Have the state of charge and condition checked with an automotive-type battery hydrometer.

Tools required

  • Automotive-type battery hydrometer Amazon

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

Specs & values

  • BCI Group No. 26, 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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