Pilot Bearing Inspection; Flywheel Inspection - Mazda B-Series 1997 Workshop Manual

H
PILOT BEARING, FLYWHEEL
RECESS FOR
REMOVAL
TOOL
IRON COLLAR
NOTE: IRON COLLAR AND NEEDLE
ROLLER BEARING ARE ONE
ASSEMBLY AND CANNOT BE
REPLACED INDIVIDUALLY
PILOT BEARING
INSPECTION
Note
lnspect the pilot bearing while it is in the flywheel.
1 .Turn the bearing while applying force in the axial
direction.
2. Check the condition of the bearing's seal.
3. If the bearing sticks, has excessive resistance, or visible
grease leakage, replace it.
1
I
MH1015-B 4BUOHX-035
FLYWHEEL
INSPECTION
Note
Minor scoring or burning should be removed with
emery paper.
STYLUS CONTAC
FORWARD OR
1. lnspect the contact surface of the clutch disc for scoring,
cracks, and burning. Repair or replace as necessary.
2. lnspect the ring gear teeth for wear and damage. If
necessary, replace the ring gear.
3. If it is necessary to remove more than 1.143mm (0.045 in)
of stock from the original thickness, replace the flywheel.
4. Measure the flywheel runout with a dial indicator. Replace
the flywheel if runout is excessive.
Runout: 0.13mm (0.005 in) max.