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Generac — Changing Oil and Filter

Maintenance · Engine

From a Generac owner's manual — check it applies to your exact model before use.

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Before you start

  • Allow engine to cool before draining oil

Procedure

  1. Clean area around oil drain cap
  2. Remove oil drain cap and dipstick to drain oil
  3. Install oil drain cap and tighten securely
  4. Place container beneath oil filter
  5. Turn filter counterclockwise to remove
  6. Coat new filter gasket with clean engine oil
  7. Turn filter clockwise until gasket contacts lightly
  8. Tighten additional 3/4 turn
  9. Fill engine with recommended oil
  10. Wipe up any spilled oil
  11. Dispose of used oil properly

Specs & values

  • Oil capacity: 1.8 Quarts with filter change

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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