2006 Ski Doo REV Service Shop Manual, Page 69Get this manual
Section 03 ENGINES Subsection 01 (LEAK TEST)
ENGINE LEAK VERIFICATION FLOW CHARTPRESSURI ENGINE NO
IS ENGINE LEAKING YES ECK ALL OINTE SURFACES SCREWSTU REA SMOUNTING FLANGES ETCYES REPLACE GASKET OR O-RING RE-SEAL LEAKING AREA
ANY LEAK FOUN NO ECK SMALL OIL LINES OF IN ECTION PUMP
AIR BUBBLES FOUN OR OIL MOVING TOWAR PUMP NO REMOVE BLEE SCREW ON CYLIN ER EA
REPLACE IN ECTION NIPPLE(S)
ARE ANY AIR BUBBLES IN COOLANT NO BLOCK OSE OF PUMP AFT GEAR LUBRICATION SYSTEM NO
REPLACE O-RING OF CYLIN ER EA AN OR CYLIN ER BASE GASKET
IS ENGINE STILL LEAKING YES ECK CRANKS AFT OUTER SEAL OF PTO AN MAG SI ES YES
ARE SEALS LEAKING NO PRESSURI PUMP AFT GEAR RESERVOIR IN CRANKCASE PRESSURI PUMP AFT GEAR RESERVOIR IN CRANKCASE