Where a hose joint is located directly above an enclosure in a non-hazardous area, and leakage of fuel
may occur then the enclosure shall prevent entry of fuel.
5.3.7 Ventilation
5.3.7.1 Vapour traps
In the construction of the metering pump/dispenser hydraulic housing and other parts in which a hazardous area
exists vapour traps shall not be permitted.