Motorcycle Engine Evaporative Emission; Control System Test - KYMCO MOVIE 125 Manual

18
. EVAPORATIVE EMISSION CONTROL
SYSTEM

MOTORCYCLE ENGINE EVAPORATIVE EMISSION

A. LEAKAGE TEST PIPING DIAGRAM (SIMPLE)
Fuel Vapor
Vacuum
1. Charcoal Canister Plug (Point Å)
Charcoal
Leak-
proof Net
Fresh Air
B. LEAKAGE TEST LOCATIONS (SIMPLE)
1. Charcoal canister, fuel tank (Point Ç)
Blow compressed air into the tube at Point Ç to test leakage.
2. Vacuum tube (Point É)
Blow compressed air into the tube at Point É to test leakage.
C. LEAKAGE TEST DIAGRAM (SIMPLE)
18-5

CONTROL SYSTEM TEST

Carburetor
Engine
Exhaust
Muffler
Rubber Plug (It
should be able to
prevent fuel enter-
ing and its shape
is subject to the
canister
Metric System
Water in Tube
U Tube
Purge Control Valve
Air Cleaner
Fuel Valve
Air
Release
bottom.)
Rubber
Tube
Compressed Air
Tee
Leakage Test
Point
Fuel Tank
Fresh Air
Charcoal Canister