Generac GT-990 — Changing the Engine Air Cleaner

Maintenance

For the Generac GT-990, from the Generac owner's manual.

Applies to: Generac GT-990 engine

Procedure

1. Turn the two screws counterclockwise to loosen.
2. Remove the cover and air filter.
3. Wipe away dust or debris from inside the air box and around edges.
4. Install the new air cleaner into the air box.
5. Install the cover and turn the two screws clockwise to tighten.

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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