TURBO
HYDRA-MATIC
TRANSMISSION
7E-29
111
11
i""
81
*
I
wmm-
%
REGULATOR
DETENT
VALVE VALVE
Fig.
7E-68
Installing
Detent
Regulator
and
Valve
2.
Inspect bushing for cracks,
scratches
or
distortion.
3. Inspect body for cracks or scored bores.
4.
Check all springs for distortion or collapsed
coils.
5. Clean governor oil
screen
In clean solvent.
ASSEMBLY
OP
CONTROL
VALVE
1.
Install
front
accumulator spring and piston
into
valve
body.
2.
Install
special
tool
J 21885 and compress
spring
and piston and
secure
with
retaining
E-ring.
3.
Install
1-2 primary accumulator spring in lower
left
bore.
4.
Install
1-2 primary accumulator valve.
5.
Install
1-2 accumulator valve
with
stem end out
Into
the 1-2 accumulator bushing and
install
the
bushing
into
the bore.
6.
Install
1-2 accumulator secondary spring and
bore
plug.
Compress
plug
and
Install
grooved re-
taining
pin
from
cast
surface side of the valve body,
with
the grooves entering the pin hole last. Tap pin
with
hammer
until
flush
with
cast
surface.
7. In next bore up,
Install
detent spring and
spacer.
Compress spring and
secure
with'
small
screwdriver
(Fig. 7E-68).
8.
Install
detent regulator valve, wide land
first.
9.
Install
detent valve, narrow land
first.
10.
Install
bore
plug
(hole out),
depress
spring by
pressing In on
plug
and
install
retaining pin. Remove
screwdriver.
11.
In lower
right
hand bore,
install
3-2 valve.
(Except
PB and PT models)
12.
Install
3-2 spring,
spacer,
bore
plug
(hole
out)
and retaining pin (Except PB and PT models).
13.
In next bore up,
install
2-3 valve, stem end
out,
and 3-2 intermediate spring.
14.
Install
2-3 modulator valve
into
bushing and
install
both parts
into
valve body bore.
15.
Install
2-3 valve spring and retaining pin.
16.
In next bore up,
install
1-2 valve, stem end
out
(Small land
first).
17.
Install
the 1-2 regulator valve
train
as
follows:
a. (All models except PA and PC)
Install
the
1-2 regulator valve, spring and detent valve
Into
bushing,
aligning
spring In bore of detent valve
and
Install
parts
into
valve body bore.
b.
(Models PA and PC)
Install
the 1-2 modu-
lator
spring and 1-2 modulator valve
into
the
1-2 modulator bushing.
Install
parts
into
valve
body
bore.
18.
Compress bushing against spring and
install
retaining
pin.
19.
Install
the governor oil
screen
in the gover-
nor oil feed hole (Fig. 7E-67).
NOTE:
Screen
is
held
in
place
by the
governor
feed
pipe
when
installed
on the
transmission
case.
20.
Install
manual valve
with
detent pin groove to
the
right.
Oil PUMP
DISASSEMBLY
OF OIL
PUMP
(Fig.
7E-69)
1.
Place
oil pump assembly in hole in bench or
holding
fixture
J 6116 and J 21364
adapter.
2.
Compress regulator boost valve bushing against
pressure
regulator spring and remove
snap
ring,
using
snap
ring
pliers (Fig. 7E-70).
3. Remove regulator boost valve bushing and
valve.
4.
Remove
pressure
regulator spring.
5. Remove regulator valve, spring retainer and
spacer(s), if
present
(Fig. 7E-71).
6. Remove pump cover to body attaching bolts.
7. Remove pump cover
from
body.
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