Bombardier SeaDoo 1996 factory shop manual, Page 119Get this manual
Section 06 FUEL SYSTEM Sub-Section 01 (FUEL CIRCUIT)
6, Pressure Relief Valve
This valve will eliminate fuel spillage when the watercraft is upside downIf pressure is built up in fuel system the valve should open at 10 kPa (1.5 PSI) to release the pressureWARNINGIf pressure relief valve is stuck, the pressure in fuel system will build up and it may cause fuel leakage in engine compartmentNOTEIt is one-way valve with an arrow to indicate the air flow;
7, Check Valve
F01F02A
1Gasket in bowl
Black side of the one-way check valve is the valve outletIt allows air to get in reservoir
; WARNINGEnsure that there is no leakage from the fuel filterGTS and GTI Models Only Insert vent tube in body and clip it in placeWARNINGVent tube must be in place to provide proper bilge ventilation