Mazda 121 - 3 Rd;4 Th Gear Thrust Clearance

J
TBANSAXLE
Preinspection
3rd
qear
thrusl
clearance
1 M;-asure the clearance
between
3rd
qear
and
2nd
gear'
Clearance:
0.06-0.41mm
(0.002-0.016 in)
llaximum
: 0.46mm
(0.0'18 in)
2. lf the clearance
exceeds
the maximum,
check
the
contact
surfaces
ofthe 3rd
gear,2nd
gear,
and clutch
hub
(3rd/4th).
Replace
worn or
damaged
Parts
4th
qear
thrust clearance
t. MEasure
the clearance
between
4th
gear
and
the ball
bearing.
Clearance:
0.22-0.52mm
(0.009-0.020 lr)
Maxlmum:
0,57mm
(0.022
in)
2.
lf the clearance
exceeds
the
maximum,
check
the contact
surfaces
of the
4th
gear,
ball
bearing,
and clutch
hub
(3rd/4th).
Replace
worn or
damaged
parts
Disassembly
Noie
Bealing
(sth)
1
. Place the
primary
shafl
gear in
a
vrse
Noie
.
Use
protectfue
Plates
in the
iaws
ot
lhe vlse'
2.
Remove the
bearing
with
the SST.
4ih
gear
and
5th
geat
1 lnsrall the 4th oear
wrth the
SST.
Cauilon
.
Hold the shaft
with
one hand
so that
lt does
not fall'
2.
Flemove
the 4th
gear
and sth
gear
with the
SST
Clutch
hub
assembly
(3rd/4lh),
synchronizer
ring
(3td)
and 3rd
gear
Caution
.
Hold the shaft
with
one
hand so
that it
does not tall.
1.
Bemove the
retaining
ring.
2. Remove
the clutch
hub assembly
(3rd/4th)'
synchronizer
ring
(3rd)
and 3rd
gear
with the
SST
J-22