Fuel Tank One Way Valve: Testing and Inspection

Fuel Tank Inlet (Check) Valve

WARNING:
- Be sure to read "WARNING", refer to "Precautions on Fuel System Service", and observe what is written there.
- Never open valve wider than 80 degrees. Excessive opening damages valve or return spring.

Check fuel tank inlet valve for the followings.
If any damage or malfunction is found, replace.
- Damage.
- Smooth opening and closing.
- Deterioration of return spring and valve.