Daihatsu F300 Service Manual page 1346

•
•
•
•
Inspection of outer vent valve
1. Disconnect the rubber hose at the BVSV side.
2. With the ignition key switch turned ON, blow air into the
outer vent valve. Ensure that no air continuity exists.
If air continuity exists, check to see
if
any abnormality is
present in the electric circuit of the outer vent valve. Then,
replace the outer vent valve, as required.
CAUTION:
• Never inhale the air during the continuity inspection.
3. With the ignition key switch turned OFF, blow air into the
outer vent valve. Ensure that air continuity exists.
If no air continuity exists, check to see 'If any abnormality is
present in the electric circuit of the outer vent valve. Then,
replace the outer vent valve, as required.
CAUTION:
Never inhale the air during the continuity inspection.
4. Connect the rubber hose to the BVSV. Attach the hose
bands.
Inspection of BVSV
1. Remove 1he BVSV .
2. Check the air continuity of the BVSV under the following
ambient air temperature conditions.
Below SOOC ... No air continuity exists.
Above 65°C ... Air continuity exists.
3. Install the BVSV on the carburetor .
EC-7
EMISSION CONTROL SYSTEM