CLUTCH UNIT (for C59): Inspection

WARNING: This page is about a different variant/trim than selected.

INSPECT CLUTCH DISC ASSEMBLY
1. Using a vernier caliper, measure the rivet head depth.
  Minimum rivet depth:
  
  0.3 mm (0.0118 in.)
  
  If necessary, replace the clutch disc assembly.
2. Install the clutch disc assembly onto the transaxle assembly.
  NOTE: Insert the clutch disc assembly in the correct direction.
  
  Fig 1: Measuring Rivet Head Depth
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Using a dial indicator, measure the clutch disc assembly runout.
  Maximum runout:
  
  0.8 mm (0.0315 in.)
  
  If necessary, replace the clutch disc assembly.
  
  Fig 2: Measuring Clutch Disc Assembly Runout
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

INSPECT CLUTCH COVER ASSEMBLY

Using a vernier caliper, measure the depth and width of the diaphragm spring wear.

Maximum

CLUTCH COVER ASSEMBLY SPECIFICATION

A (Depth)	B (Width)
0.5 mm (0.0197 In.)	6.0 mm (0.236 In.)

If necessary, replace the clutch cover assembly.

Fig 3: Measuring Depth And Width Of Diaphragm Spring Wear

G06012631

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

INSPECT FLYWHEEL SUB-ASSEMBLY
1. Using a dial indicator, measure the flywheel sub-assembly runout.
  Maximum runout:
  
  0.1 mm (0.00394 in.)
  
  If necessary, replace the flywheel sub-assembly.
  
  Fig 4: Measuring Flywheel Sub-Assembly Runout
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSPECT CLUTCH RELEASE BEARING ASSEMBLY
1. Check that the clutch release bearing assembly moves smoothly without abnormal resistance by turning the sliding parts of the clutch release bearing assembly (contact surfaces with the clutch cover) while applying force in the axial direction.
2. Inspect the clutch release bearing assembly for damage and wear.
  If necessary, replace the release bearing assembly.
  
  Fig 5: Checking Clutch Release Bearing Assembly Operation
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002