Mazda 626 1981 - 06-03

6
Fig.
6-8
Fig.6-9
Fig.
6-10
•
Fig.
6-11
6 : 3
6-
C-3.
Checking Clutch
Disc
Inspect the clutch disc for worn or loose facings,
distortion, loose rivets at the hub, and for broken
springs.
Rivet head depth
limit
0.3
mm
(0.012
in)
Run-out
limit 1.0
mm
(0.039
in)
If oil
is
evident
on
the facing, clean or replace the
clutch disc and eliminate the cause
of
oil leakage.
Make certain that the clutch disc slides easily
on
the
main drive shaft without any excessive play.
6-C-4.
Checking Flywheel
Inspect the contact surface
of
the flywheel with the
clutch facing for burnt surface, scored surface or rivet
grooves.
If
it
is
slight,
it
can be reconditioned by grinding in
a lathe. If the damage is deep, t
he
flywheel should
be
replaced.
Check the ring gear teeth and replace if the ring
gear
teeth are broken, cracked or seriously burred.
Note:
On
the
vehicle
equipped
with an automatic transmission,
the
ring gear and drive
plate should
be
replaced
as
an
assembly.
6-C
-5.
Replacing Ri
ng
Gear
I. Heat the old ring gear
and
remove it from the
flywheel.
2.
Heat a
new
ring gear
evenly 250 -
300
°C (480
- 570°F).
3. Place the ring gear
on
the cold flywheel, making
sure that the chamfer on the teeth
is
faced
to
the
engine.
4. Allow the ring gear
to
cool slowly to shrink
it
onto
the flywheel.
6-C-6.
Checking Pilot Bearing
Check
the
pilot
bearing
for roughness, noise
or
scores.
If
necessary, replace the pilot bearing.
Replacing pilot bearing as follows.
1.
Press out the old bearing with suitable tool.
2. Install a new bearing
as
shown in Fig.
6-11.