Yamaha EF4500iSE — Drain the fuel (storage)
Maintenance · fuel system
For the Yamaha EF4500iSE, from the Yamaha owner's manual.
Before you start
- Fuel is highly flammable and poisonous.
- Immediately wipe off spilled fuel with a clean, dry, soft cloth.
Procedure
- Remove fuel tank cap; extract fuel into approved container using hand siphon; reinstall cap.
- Turn the fuel cock knob to OFF.
- Drain fuel from carburetor by loosening drain screw on float chamber.
- Start engine and leave it run until it stops.
Tools required
- hand siphon Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Source: Yamaha 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.