Datsun C210 series Manual page 196

Automatic Transmission
HYDRAULIC CONTROL SYSTEM
FUNCTIONS OF
HYDRAULIC CONTROL
UNIT AND VALVES
The
hydraulic
control system
con
Oil pump
Manuallinkage
tNi
T
Vacuum
diaphragm
Do
nshift
solenoid
1m
Go
vernor
valve
a
IIli
OIL PUMP
Oil
pan
Oil
strainer
bottom of
the
control valve Control valve lower
body
suction
port
Transmission
case
suction
port
Pump housing suction
port
Pump
gear space
Pump
housing delivery port
Transmission
case
delivery
port
Lower body
delivery
port
Control valve line
pressure circuit
tains
an
oil pump for picking
up
oil
from
the oil
pan
through
the oil
strainer
A shift control
is provided by
two
centrifugally
operated hydraulic
governors
on
the output shaft
vacuum
control
diaphragm
and downshift
I
Control
valve
solenoid These parts work
in
conjunc
lion with valves in the valve body
assembly located
in
the base of the
transmission The valves
regula
te
oil
pressure
and direct
it
to
appropriate
transmission
components
Torque
converter
Front cI tsh
tf
Rear Clu
ich
Low
and
revhse brake
Band
b r a
I
I
I
J
I
J i
3
f
1
Housing
2 Cover
3
Outer
gear
4
Inned
ear
5 Crescent
Fig
AT 3 Oil
Pump
MANUAL LINKAGE
The hand lever motion
the
hand
lever
is located in
the driver
s compart
ment
mechanically transmitted from
the
remote
control
linkage
is further
transmitted
to
the inner
manual lever
in the transmission
case
from the
range
selector lever in
the
right
center por
tion
of
the transmission
case
through
the
manual
shaft The inner manual
lever is
thereby turned
A
pin
installed
on
the
bottom of
the inner manual lever
slides the
manu
al valve
spool
of the control valve thus
positioning
the
spool opposite the
appropriate
select
position
The
parking
rod pin
is
held
in
the
AT
5
Jc
0
jC
1
1
l
AT087
1
Manual plate
3
Parking
rod
2 Inhibitor switch
4
Manual shaft
Fig
A
T 4
Manual
Link