Subaru Legacy BN/BS (2015-2019) Service Manual: Inspection
1. CLUTCH DISC 1. Facing wear Measure the depth from the facing surface to the rivet head. Replace if the face is worn locally or worn down to less than the specified value. Depth to rivet head: Limit of sinking 0.8 mm (0.031 in) NOTE: Do not wash the clutch disc with any type of cleaning fluid.
2. Hardened facing Replace the clutch disc. 3. Oil soakage on facing Replace the clutch disc and inspect the transmission front oil seal, transmission case mating surface, engine rear oil seal and other locations for oil leakage.
4. Deflection on facing If deflection exceeds the specified value at the outer circumference of the facing, replace the clutch disc.
Limit for deflection: 0.7 mm (0.028 in) at R = 110 mm (4.33 in)
5. If there is spline wear, loose rivets, failed damper springs, etc., replace the clutch disc.
2. CLUTCH COVER NOTE: Visually check the following items without disassembling, and replace or repair if defective. 1. Loose thrust rivet 2. Damaged or worn bearing contact area at the center of diaphragm spring
3. Damaged and worn disc contact surface of the pressure plate 4. Loose strap plate installation area 5. Worn diaphragm sliding area
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Removal
1. Remove the transmission assembly from the vehicle. Manual Transmission Assembly > REMOVAL2. Attach the ST on the flywheel.ST 499747100CLUTCH DISC GUIDE(A)Clutch cover3. Remove the clutch cover ...
Installation
1. Insert the ST into the clutch disc and insert the ST end into the pilot bearing.NOTE:When installing the clutch disc, be careful to attach in the correct direction.ST 499747100CLUTCH DISC GUIDE( ...
Other materials:
Traction AA, A, B, C
The traction grades, from highest to
lowest, are AA, A, B and C. Those
grades represent the tire's ability to
stop on wet pavement as measured
under controlled conditions on specified
government test surfaces of
asphalt and concrete. A tire marked
C may have poor traction performance.
...
