Purge Control Valve Inspection - Honda V30 Magna VF500C Manual

~HONDA
\~
V30 MAGNA
PURGE CONTROL VALVE INSPECTION
(CALIFORNIA MOOED
NOTE:
The purge control valve should be inspected if
hot restart is difficult.
Check all fuel tank, Purge Control Valve (PCV).
and charcoal canister hoses to be sure they are not
kinked and are securely connected. Replace any
hose that shows signs of damage or deterioration.
Disconnect the PCV hoses, and remove the PCV
from its mount. Refer to the routing label on the
reverse side of the right side cover for hose connec-
tions.
Plug the connection that goes to the No.2, 4 car-
buretors.
Connect vacuum pump to the 8 mm I.D. hose that
goes to the No.1, 3 carburetors. Apply the specified
vacuum to the PCV.
SPECIFIED VACUUM: 250 mm (9.8 in) Hg
The specified vacuum should be maintained.
Replace the PCV if vacuum is not maintained.
Remove the vacuum pump and connect it to the
hose that goes to the No.3 carburetor body (P.C.
port). Apply the specified vacuum to the PCV.
SPECIFIED VACUUM: 250 mm (9.8 in) Hg
The specified vacuum should be maintained.
Replace the PCV if vacuum is not maintained.
Connect a pressure pump to the 10 mm I.D. hose
that goes to the charcoal canister. While applying the
specified vacuum to the PCV hose that goes to the
No. 3 carburetor body, pump air through the
canister hose. Air should flow through the PCV
and out the hose that goes to the No.1, 3 car-
buretor body. Replace the PCV if air does not flow
out.
CAUTION
To prevent damage to the purge control valve,
do not use high air pressure sources. Use a
hand operated air pump only.
Remove the pumps, install the PCV on its mount,
and route and reconnect the hoses according to the
routing label.
Date of Issue: July, 1984
©
HONDA MOTOR CO., LTD.
FUEL SYSTEM
VACUUM HOSE ROUTlNB DlABRAM
ENGIKE FAMIlHHN109844C5
EUPORATlY£ FAMllY·842B
CALIFORNIA VEHICLE
FWD
TO
FUEl TANK
MB4-880
VACUUM PUMP
ST-AH-260-MC7 (U.S.A. only)
PURGE CONTROL VALVE
TO No.3
CARBURETOR
I
BODY
VACUUM PUMP
ST·AH·260·MC7 (U.S.A. only)
VACUUM PUMP
ST-AH-260-MC7 (U.S.A. only)
I
4-19