Dismantle Of Canister - KYMCO AK 550 Service Manual

15.EEC System
AK550

Dismantle of Canister

1.Dismantle the windshield, front cover and head light assembly.
2.Dismantle the canister tube set and canister.
Canister
Inspection of canister evaporative control valve
Connecting a vacuum pump to the tube of canister. (Follow the illustration below.)
Applying 250m/mHg pressure to the canister evaporative control valve.
If the pressure will be kept without change obviously in one minute, that means the valve
are with good condition, otherwise the valve malfunction, a new canister should be
replaced.
Connecting a vacuum pump to the tube of canister. (Follow the illustration below.)
Applying 45m/mHg vacuum pressure to the canister evaporative control valve.
If the pressure will be kept without change obviously in one minute, that means the valve
are with good condition, otherwise represents the valve with malfunction. A new canister
should be replaced.
14-6