THE AUTOMATIC TRANSMISSION
Fig~
Fa.46
Refitting the thirdspeedreaction gear with its bi-metal
washer, locations indicated
by
arrows
Fa
(26) Assemble the third speed reaction gear with its
bi-metal washer fitted with
the
white metal face
towards the reverse
output
gear (see
FigL
Fa.46)
and
with
the
steel shim(s) located between
the
bi-
metal washer
and
the gear.
Retain each washer
and
shim
in
position with
petroleum jelly
and
refit the assembly
to
the gear
train (see Fig. Fa.46).
(27) Assemble
the
bevel
input
shaft with its Torrington
needle thrust bearing
and
selective steel washer
(see Fig. Fa.40).
(28) Refit the one-way clutch
to
the gear train housing
(Fig.
Fa
AO),
tighten
the
securing bolts,
and
tap
up
the locking plate tabs.
(29) Refit the free-wheel support.
1]
-
--
~~
C
=::::::
OJ
1.
Bi-metal washer.
Selective Washer Sizes
,076
to
·078 in. (1,93
to
1·98 mm.)
·072
to
·074 in. (1,83
to
1·88 mm.)
·068
to
·070 in. (1,73
to
1·78 mm.)
·064
to
·066 in. (1,63
to
1·68 mm.)
2.
Shim (if fitted).
Part
Nos.
22G
748
22G
749
22G
750
22G
751
•
•
Reassembling gear train (early-type)
(33) Carry
out
items (20)
to
(23) with the following
exceptions: Refer
to
Fig. Fa.42,
and
use Service
tool 18G 1093 when reassembling this early-type
gear train.
(34) Refit
the
bearings caps
to
their respective positions
(see markings)
and
using new locking plates, refit
and
tighten the bearing
cap
and
carrier bolts
to
the
•
torque figure given
in
'GENERAL
DATA'.
Fig. FaA5
Timing the gear train
(30) Refit the
input
gear
and
needle-roller bearing (see
Fig. FaA7).
(31) Refit
the
top
and
reverse clutch with its selective
steel washer
and
Torrington needle
thrust
bearing
onto
the
reverse
output
shaft (see Fig. Fa.48).
(32) Check across
the
splined
end
of
the reverse
output
shaft
and
the
adjacent face
of
the
top
and
reverse
clutch (Fig. Fa.49).
Both
faces
must
be exactly level
with
no
gap,
to
ensure
that
the
third speed reaction
gear
has
no
end-float
and
the correct backlash
is
maintained.
If
both
faces are
not
level, remove
and
measure
the
thickness
of
the selective steel washer
fitted
in
item (31)
and
fit
the
correct selective washer
from
the
range avai.lable (see
w~sher
chart
below).
Fa.34
Fig.
F.a.47
Refitting the input gear (1), the first gear free-wheel
reaction member
(2),
and
the needle-roller bearing (3)
MINI.
Issue 2.
16495
•
mk1-performance-conversions.co.uk
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