2009 Suzuki 400 LTZ Quad Sport Service Manual, Page 201Get this manual
1D-59 Engine Mechanical:
Crankshaft Oil Seal Inspection
Inspect the crankshaft oil seal in the following procedures: 1) Remove the clutch coverRefer to "Clutch Removal in Section 5C (Page 5C-7)"2) Inspect the crankshaft oil seal lip for damage or wearIf any defect is found, replace the oil seal with new one
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Installation 1) Install the oil seal using the special tool
CAUTION
The removed oil seal must be replaced with new oneSpecial tool (A): 0991370210 (Bearing installer set) 2) Apply grease to the oil seal lip: Grease 9900025010 (SUZUKI SUPER GREASE or equivalent)
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3) Install the clutch coverRefer to "Clutch Installation in Section 5C (Page 5C-9)"