Sentra L4-2.0L (MR20DE) (2010)
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Flywheel: Service and Repair
CLUTCH DISC, CLUTCH COVER AND FLYWHEEL
Removal and Installation
CAUTION:
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If transaxle assembly is removed from the vehicle, always replace CSC (Concentric slave cylinder).
Return CSC insert to original position to remove transaxle assembly. Dust on clutch disc sliding parts may damage CSC seal and may cause
clutch fluid leakage.
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Be careful not to apply any grease to the clutch disc facing, pressure plate surface and flywheel surface.
REMOVAL
1. Remove transaxle assembly from the vehicle. See: Manual Transmission/Transaxle/Service and Repair/Removal and Replacement/Transmission
Assembly (RS6F94R) or (RS6F52A), (RS6F52H).
2. Loosen clutch cover bolts evenly. Then remove clutch cover and clutch disc.
INSPECTION AFTER REMOVAL
Clutch Disc
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Measure circumferential runout relative to clutch disc center spline.
If it is outside the specification, replace clutch disc.
Runout limit/diameter of the area to be measured : Refer to See: Clutch/Specifications/Clutch Disc.
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Measure backlash to clutch disc spline and main drive gear spline at the circumference of clutch disc. If it is outside the specification, replace
clutch disc.
Maximum allowable spline backlash (at outer edge of disc) : Refer to See: Clutch/Specifications/Clutch Disc.
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Measure the depth "A" to clutch disc facing rivet heads, using a calipers. If it exceeds the allowable wear limit, replace clutch disc.
Facing wear limit (depth to the rivet head) A : Refer to See: Clutch/Specifications/Clutch Disc.
Clutch Cover
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Check clutch cover thrust ring for wear or breakage. If wear or breakage is found, replace clutch cover.
NOTE:
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Worn thrust ring will generate a beating noise when tapped at the rivet with a hammer.
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Broken thrust ring will make a clinking sound when cover is shaken up and down.
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If a trace of burn or discoloration is found on the clutch cover pressure plate to clutch disc contact surface, repair the surface with sandpaper. If