white lawn tractor 18 hp vanguard engine low power

**white tractor** · 06-26-11, 08:57 AM #1

i have changed plugs fuel filter checked air cleaner reset valves

**cheese** · 06-26-11, 10:46 AM #2

I think we're going to need a little info. Low power is all? I assume it's running perfectly fine then, just low power?

**white tractor** · 06-26-11, 03:03 PM #3

yes runs fine starts good idles good thottles fine then when mower is on just has no power at all checked mower deck it all seems free

**cheese** · 06-26-11, 03:11 PM #4

Pull one plug wire off while it's running and see if it kills the engine or makes no difference.