Summit L4-1597cc 1.6L DOHC (1990)
Rollover/Pressure Relief Valve: Description and Operation
Overfill Limiter (Two Way Valve)
LOCATION
Mounted on the top R/H side of the fuel tank.
DESCRIPTION
It consists of a pressure valve and a vacuum valve.
OPERATION
The pressure valve is designed to open when the fuel tank internal pressure exceeds atmospheric pressure and the vacuum valve opens when a
vacuum has been produced in the tank.