Generac G0070420 — Cleaning the Sediment Trap
Maintenance · Sediment trap / fuel system
For the Generac G0070420, from the Generac owner's manual.
Applies to: Generac G0070420, Generac GH-426 engine, Generac GTH-530 engine, Generac GT-999 engine
Procedure
- Remove the intake side panel.
- Turn the generator fuel supply off.
- Unscrew and remove the cap.
- Use a clean-out tool to remove accumulated moisture and particles from cap and body.
- Wipe inside of each component with clean, dry, lint-free cloth.
- Seal threads of cap with appropriate sealing compound; install cap and hand-tighten.
- Tighten cap with pipe wrench; DO NOT overtighten.
- Turn fuel supply on; check for leaks with non-corrosive gas leak detection fluid.
- Install the intake side panel.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Full service-parts list: Generac G0070420 →
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.