2003 Ski-Doo REV Series Factory Shop Manual, Page 122Get this manual

2003 Ski-Doo REV Series Factory Shop Manual, Page 122

Section 04 ENGINE Subsection 03 (LEAK TEST AND ENGINE DIMENSION MEASUREMENT)
ENGINE LEAK VERIFICATION FLOW CHART
ENGINE LEAK VERIFICATION FLOW CHART
PRESSURIZE ENGINE NO

IS ENGINE LEAKING? YES CHECK ALL JOINTED SURFACES, SCREWSTUD THREADSMOUNTING FLANGES ETCYES REPLACE GASKET OR O-RING, RE-SEAL LEAKING AREA

ANY LEAK FOUND? NO CHECK SMALL OIL LINES OF INJECTION PUMP

AIR BUBBLES FOUND OR OIL MOVING TOWARD PUMP? NO REMOVE BLEED SCREW ON CYLINDER HEAD

REPLACE INJECTION NIPPLE(S)

ARE ANY AIR BUBBLES IN COOLANT? NO BLOCK HOSE OF PUMP SHAFT GEAR LUBRICATION SYSTEM NO

REPLACE O-RING OF CYLINDER HEAD ANDOR CYLINDER BASE GASKET

IS ENGINE STILL LEAKING? YES CHECK CRANKSHAFT OUTER SEAL OF PTO AND MAG SIDES YES

ARE SEALS LEAKING? NO PRESSURIZE PUMP SHAFT GEAR RESERVOIR IN CRANKCASE PRESSURIZE PUMP SHAFT GEAR RESERVOIR IN CRANKCASE