7.
Refer to
. Listen for air leaks at induction intake,
exhaust and head gasket.
NOTE
If air is escaping through valves, check push rod length.
8.
Repeat procedure on rear cylinder.
NOTE
After completing the compression test(s), make sure that the
throttle plate is in the closed position before starting engine.
Engine will start at an extremely high RPM if throttle plate is
left open.
Table 3-17. Air Leakage Test
POSSIBLE CAUSES
AIR LEAK LOCATION
Intake valve leaking.
Throttle body intake
Exhaust valve leaking.
Exhaust pipe
Leaking gasket.
Head gasket
DIAGNOSING SMOKING ENGINE OR HIGH
OIL CONSUMPTION
Perform the Compression Test. See
.
If further testing is needed, remove the suspect cylinder heads
and inspect the following:
•
Oil level
•
Valve guide seals
•
Valve guide-to-valve stem clearance
•
Gasket surface of both the cylinder head and the cylinder
•
Piston ring wear
3-8 2010 XB Service: Engine
Summary of Contents for XB 2010
Page 1: ...2010 Buell XB Models Service Manual 99490 10Y 2009 Buell Motorcycle Company ...
Page 4: ...Blank Text Here ...
Page 6: ...NOTES ...
Page 22: ...NOTES ...
Page 78: ...1 56 2010 XB Service Maintenance NOTES ...
Page 80: ...NOTES ...
Page 268: ...NOTES ...
Page 306: ...sm00134 Figure 3 46 Valve Spring Compressor HOME 3 38 2010 XB Service Engine ...
Page 338: ...sm00207 Figure 3 98 Flanged Oil Line HOME 3 70 2010 XB Service Engine ...
Page 364: ...3 96 2010 XB Service Engine NOTES ...
Page 366: ...NOTES ...
Page 410: ...4 44 2010 XB Service Fuel System NOTES ...
Page 412: ...NOTES ...
Page 472: ...5 60 2010 XB Service Drive Transmission NOTES ...
Page 474: ...NOTES ...
Page 488: ...sm00366 Figure 6 13 Boot Gap HOME 6 14 2010 XB Service Electrical ...
Page 570: ...6 96 2010 XB Service Electrical NOTES ...
Page 572: ...NOTES ...
Page 596: ...NOTES ...
Page 610: ......
Page 620: ...B 24 2010 XB Service Appendix B Wiring NOTES ...
Page 622: ...NOTES ...
Page 626: ...C 4 2010 XB Service Appendix C Conversions NOTES ...
Page 628: ...NOTES ...
Page 666: ...D 38 2010 XB Service Appendix D Hose and Wire Routing NOTES ...
Page 668: ...NOTES ...
Page 674: ...E 6 2010 XB Service Appendix E Active Intake Japanese Models NOTES ...
Page 675: ...TABLE OF CONTENTS SUBJECT PAGE NO F 1 GLOSSARY F 1 APPENDIX F GLOSSARY ...
Page 676: ...NOTES ...
Page 680: ...F 4 2010 XB Service Appendix F Glossary NOTES ...
Page 706: ...XXVI TORQUE VALUES NOTES ...