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7-114
GROUP 7-AUTOMA TIC TRANSMISSION
3. Refer to Fig. 57 for a disas-
sembled view of the front
pump.
In-
spect the pump body housing, gear
pockets and crescent for
scores.
4.
If
the pump housing bushing is
to be replaced, press the bushing from
the front housing with the tools shown
in
Fig.
58.
5. Press a new bushing into the
pump housing with the handle and
tool shown in
Fig.
58.
6.
If
any parts other than the stator
support or bushings are found defec-
tive,
replace the pump as a
unit.
Minor burrs and scores may be re-
moved with crocus cloth
.
The stator
support is serviced
separately.
7. Bolt the front pump to the trans-
mission case with
capscrews.
8. Install the oii seal remover
shown in Fig
.
59.
Then pull the front
1ooi-
1501-!00-A
FIG. 59- Removing Front Pump
Seal
liii~=:iiiiiir'~01963-A
FIG. 60
-Installing
Front Pump
Seal
01964-A
FIG. 61
-
Front Pump Seal
lnstallin9 Tool Modification
seal from the pump body
.
9.
Clean the pump body counter-
bore. Then inspect the bore for
rough
spots.
Smooth
up
the counterbore
with crocus cloth.
10.
Remove
the pump
body
from
the transmission case.
11.
Coat the outer diameter of a
new seal with FoM oCo Sealing Com-
pound, or its equivalent. Then position
the seal in the pump
body.
Drive
the
seal into
the
pump body with the tool
shown in
Fig.
60
until the seal is firm-
ly seated in the
body.
Toel 77837 may
be reworked (fig_
61)
to install the
latest
type seal. -
12. Place the pump driven gear in
the pump body with the mark on the
gear facing down
.
Install
the drive
gear in the
pump
body with the cham-
fered side of the flats facing down
.
13.
Install
the stator support and
attaching
screws.
Check the pump
gears for free rotation
.
REAR
SUPPORT
BUSHING
REPLACEMENT
I. Remove
the three pressure tubes
from the support
housing.
To ol
-
T64L-7003-A2
Hondic
~
D
2050-A
FIG. 62 -Installing Rear Support
Housing Bushing
2. Remove the rear support bushing
if it is worn or damaged. Use a cape
chisel and cut along the bushing seam
until
the chisel breah through the
bushing wall. Pry the loose ends of
the bushing up with an awl and re-
move tlie
bushing.
3. Press a new bushing into the
support housing with the tool shown
in Fig
.
62.
4. Install the pressure tubes.
PRESSURE REGULATOR
I. Remove the valves from the re-
gulator body
.
2. Remove the regulator body cover
attachin~
screws,
and
remove
the
cover
(Fig. 63).
3. Remove the separator plate
.
4. Wash all parts thoroughly in
clean
solvent
and
blow dry
with
moisture-free compressed air.
5. Inspect the regulator body and
cover mating surfaces for
burrs.
6. Check all fluid passages for ob-
structions.
7. Inspect the control pressure and
converter pressure valves and
bores
for
burrs and
scores.
Remove all burrs
carefully with crocus cloth.
8. Check the free movement of the
valve in their
bores.
Each valve should
fall freely into its bore when both the
valve and bore are dry
.
9. Inspect the valve springs for dis-
tortion
.
10. Position the separator plate on
the regul
a
tor cover.
11. Position the regulator cover and
separator plate on the regulator body,
and install the attaching screws. Tor-
que the screws to specification.
12.
Insert the valves in the pressure
regulator body
(Fig.
63).
CONTROL VALVE
BODY
During the disassembly of the con-
trol valve
assembly,
avoid damage to
valve parts and keep the valve parts
clean
.
Place the valve assembly on a
clean shop towel while performing the
disassembly operation. Do
not
sepa-
FIG. 63 -Pressure Regulator Disassembled
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