September 30: LEMON manuals is back up on a temporary server! Slowness is possible
System Test
Remove fuel filler cap. Disconnect vent hose between charcoal canister and fuel tank. Blow air toward canister. Ensure air flows freely into canister. Blow air toward fuel tank. Ensure air flows into tank with a slight resistance from 2-way valve. See Fig 1
, Fig 2
, Fig 3
, Fig 4
or Fig 5
.