Section 04
ENGINE
Subsection 02
(LEAK TEST)
04-02-6
SMR2000-007_04_02A.FM
ENGINE LEAKAGE DIAGNOSTIC FLOW CHART
717 and 787 RFI Engines
F00D07S
PRESSURIZE ENGINE
IS ENGINE LEAKING?
CHECK ALL JOINTED SURFACES,
SCREW/STUD THREADS. MOUNTING
FLANGES ETC.
ANY LEAK FOUND?
CHECK SMALL OIL LINES OF
INJECTION PUMP
AIR BUBBLES FOUND
OR OIL MOVING
TOWARD PUMP?
BLOCK LARGE HOSES OF
ROTARY VALVE GEAR
LUBRICATION SYSTEM
IS ENGINE STILL LEAKING?
ARE SEALS LEAKING?
CHECK CRANKSHAFT OUTER
SEAL OF PTO AND
MAG SIDES
UNSEAL PTO CYLINDER AND MAG CYLINDER
SEPARATELY BY REMOVING THE
APPROPRIATE SPARK PLUG
IS RESERVOIR LEAKING?
CHECK FOR LEAKAGE AT ROTARY
VALVE SHAFT CRANKCASE PLUG
ANY LEAK FOUND?
REMOVE ROTARY VALVE COVER, CHECK
SEAL OF ROTARY VALVE SHAFT
IS SEAL LEAKING?
CAREFULLY INSPECT ENGINE CASTINGS,
PARTICULARLY THE THREADED HOLE AREAS
YES
YES
NO
PRESSURIZE ENGINE
COOLING SYSTEM
IS SYSTEM LEAKING?
CHECK TESTING KIT
REPLACE O-RING OF CYLINDER HEAD
AND/OR CYLINDER BASE GASKET
YES
YES
NO
CHECK TESTING KIT
IS RESERVOIR LEAKING?
PRESSURIZE ROTARY VALVE GEAR
RESERVOIR IN CRANKCASE
REPLACE GASKET OR O-RING,
RE-SEAL LEAKING AREA
REPLACE CHECK VALVE(S) / LINE(S)
PRESSURIZE ROTARY VALVE GEAR
RESERVOIR IN CRANKCASE
IS RESERVOIR LEAKING?
REPLACE DEFECTIVE SEAL(S)
REPLACE DEFECTIVE SEAL(S)
REPLACE OIL SEAL OF ROTARY
VALVE SHAFT END, OR
REPLACE CAP
REPLACE DEFECTIVE SEAL
REPLACE DEFECTIVE PARTS
NO
YES
YES
YES
YES
YES
NO
ANY LEAK FOUND?
ENGINE IS PERFECTLY SEALED
INTERNALLY
RECHECK ENGINE SEALING
CHECK TESTING KIT
RECHECK ENGINE SEALING
CHECK TESTING KIT
NO
NO
NO
YES
YES
NO
YES
NO
NO
NO
NO
www.SeaDooManuals.net
Summary of Contents for 2001 GS
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Page 2: ...2000 Shop Manual VOLUME 1 GS GTI GTS GTX XP GSX RFI GTX RFI www SeaDooManuals net ...
Page 442: ...SMR2000 034_14_00A FM GS MODEL 5644 5827 www SeaDooManuals net ...
Page 443: ...SMR2000 034_14_00A FM F00Z01 www SeaDooManuals net ...
Page 444: ...SMR2000 034_14_00A FM XP MODEL 5651 5655 www SeaDooManuals net ...
Page 445: ...SMR2000 034_14_00A FM F08Z01 www SeaDooManuals net ...
Page 446: ...SMR2000 034_14_00A FM GTS MODEL 5639 www SeaDooManuals net ...
Page 447: ...SMR2000 034_14_00A FM F02Z02 www SeaDooManuals net ...
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Page 449: ...SMR2000 034_14_00A FM F02Z01 www SeaDooManuals net ...
Page 450: ...SMR2000 034_14_00A FM GTX MODEL 5653 5669 www SeaDooManuals net ...
Page 451: ...SMR2000 034_14_00A FM F02Z03 www SeaDooManuals net ...
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Page 453: ...SMR2000 034_14_00A FM F15Z01 www SeaDooManuals net ...
Page 454: ...SMR2000 034_14_00A FM GTX RFI MODEL 5515 5516 5648 5658 www SeaDooManuals net ...
Page 455: ...SMR2000 034_14_00A FM F15Z02 www SeaDooManuals net ...
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