KYMCO Zing 125 Service Manual page 172

19
. EVAPORATIVE/EXHAUST EMISSION
CONTROL SYSTEM
P.C.V. (POSITIVE CRANKCASE
VENTILATION) SYSTEM
P.C.V. REMOVAL
Remove the P.C.V. tubes that go to the air
cleaner and crankcase.
Remove the P.C.V.
P.C.V. INSPECTION
Blow compressed air into the P.C.V. tube
that goes to the crankcase. If air can be
blown into it, the P.C.V. is normal. If
clogged, replace it with a new one.
P.C.V. INSTALLATION
1. Install the P.C.V. in the reverse order of
removal.
2. Connect each tube properly.
3. The P.C.V. must be installed upright
without tilting.
19-9
P.C.V.
To Air Cleaner
Compressed Air
To Crankcase
To Air Cleaner
To Crankcase