id0510ma157400

1.Remove the clutch cover. (See CLUTCH UNIT REMOVAL/INSTALLATION [C66M-R].)

2.Perform the following procedures to inspect the clutch cover.

(1)Measure the wear of the diaphragm spring fingers.

am3zzw00021644

Clutch cover diaphragm spring fingers maximum depth

0.6 mm {0.02 in}

• If it exceeds the maximum specification, replace the clutch cover. (See CLUTCH UNIT REMOVAL/INSTALLATION [C66M-R].)

(2)Measure the flatness of the pressure plate with a straight edge and a feeler gauge.

am3uuw00002093

Maximum clearance of flatness of the pressure plate

0.3 mm {0.01 in}

• If it exceeds the maximum specification, replace the clutch cover. (See CLUTCH UNIT REMOVAL/INSTALLATION [C66M-R].)

(3)Inspect the diaphragm spring fingers for the degree of uniformity in their height.

am3uuw00002094

1)Install the clutch cover. (See CLUTCH UNIT REMOVAL/INSTALLATION [C66M-R].)

2)When checking the diaphragm spring fingers, mount a dial gauge on the cylinder block.

3)Rotate the flywheel and check for misaligned diaphragm spring fingers.

Clutch cover diaphragm spring fingers maximum height difference

1.0 mm {0.039 in}

• If it exceeds the maximum specification, replace the clutch cover. (See CLUTCH UNIT REMOVAL/INSTALLATION [C66M-R].)