Bombardier SeaDoo 2000 factory shop manual volume 1, Page 61Get this manual
Section 04 ENGINE Subsection 02 (LEAK TEST)
F01B30A
787 RFI ENGINE 1Intake plates 2RAVE valve plates 3Pulse hose blocked with hose pincher 4Exhaust plate
Activate pump and pressurize engine to 34 kPa (5 PSI)CAUTION: Do not exceed this pressureWait minutes and check if pressure drops; if so, verify all testing componentsIf kit components are not leaking, verify engine jointed surfaces as per following areas: spark plugs cylinder head gasket cylinder base gasket crankcase halves rotary valve cover (except 947 engine) engine plugs exhaust manifold intake manifold (717 engine) oil injection pump (717 engine)Check also small oil injection pump lines and fittings; check for air bubbles or oil column going toward pump, which indicate defective check valveIf the above mentioned components are not leaking, block both oil hoses of the rotary valve shaft using hose pinchersNOTE: If leakage stops at this point, proceed with Rotary Valve Shaft testingIf there is still some leakage, remove the PTO flywheel to verify outer sealIf no leak is found on the PTO side outer seal, remove magneto flywheel and verify crankshaft outer sealsProceed with the Rotary Valve Shaft testing if the crankshaft outer seals are not leaking