NISSAN 300ZX 1984 Z31 Automatic Transmission Repair Manual

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ASSEMBLY
10. Install connecting drum with sprag by rotating
drum clockwise.
SAT732
11 Check one-way clutch to see if it operates
orooerlv
SAT536
12. Install rear internal gear.
-
SAT054
13. Install snap-ring on shaft.
14 Secure thrust bearing and thrust washer with
vaseline and install rear planetary carrier
SAT055
15 Install rear planetary carrier snap ring.
If you have insufficient space to install snap ring
into drum groove, pull connecting drum forward
as
far as possible.
SAT056 SAT056
AT-52

ASSEMBLY
16. Adjust end play as follows:
rO 0 case
SAT733 5 Total end play
Front end play
1) Assemble high-reverse clutch (Front) and for-
ward clutch (Rear) drum assemblies together
and lay them
flat on bench. Be sure rear hub
thrust bearing
is properly seated Measure from
face of clutch drum to top
of thrust bearing
race (dimension A)
Hgh-reverse clutch
(Front) drum
,Forward clutch
(Rear1 drum
Thrust bearing 4 SAT061
SAT062
2) Assemble front internal gear, front planetary
carrier and connecting shell. Secure thrust
bearings with vaseline.
L4 SAT057
3) Install assembly into transmission case Check
that
parts are properly seated before proceed-
ing with measurements.
SAT058
AT-53

ASSEMBLY
4) Using a dial gauge or caliper with a seven inch
base, measure from rear hub thrust bearing race
to case (dimension
6).
Dial gauge- High-reverse clutch IFrontl drum
Bearing race ’ / Forward clutch Thrust bearing (Rear1 drum SAT059
SAT060
5) Measure from top of drum support shaft (front
clutch and rear clutch side) to installed gasket
(dimension
C).
SAT734
6) Install thrust washer. Measure from top of
drum support shaft (front clutch and rear
clutch side) to thrust washer (dimension
D)
SAT571
Front end play = [B - A - 0.1 rnrn (0.004 in)]
- (C - D)
Specified front end play:
0.5 - 0.8 mm (0.020 - 0.031 in)
Front end play can be adjusted with high-reverse
clutch (Front) thrust washers.
Available high-reverse clutch (Front) thrust washer
Thickness rnrn (in)
1.3 (0051)
15 (0059)
1.7 (0067)
1.9 (0075)
2 1 (0083)
23 (0091)
2 5 (0098)
2.7 (0 106)
Part number
31 528-XO107
31 528-X0106
31 528-XOlO5
31528-XOlOO
31526-XOl Ol
31528-X0102
31 528-XO103
31 528-XO104
AT-54

ASSEMBLY ~
Total
end play
Totql end play = [B - 0 1 mm (0.004 in)] - C
Specified total end play:
0 25 - 0.50 mm
(0.0098 - 0.0197 in)
Total end play can be adjusted with bearing race
Available oil pump cover bearing race
Thickness rnm (in)
1 2 (0 0471
1
4 (0055)
16 (0.0631
18 (0071)
20
(0 079)
22
(00871
Pan number
31556-X0100 31556-XOlO1
31 556-X0102
31 556-XO103
31 556-XO104
31 556-XO105
17 Install brake band, band strut, and band servo.
Lubricate servo O-rings before installing
SAT066
18 Install and torque the retainer bolts. Loosen
piston stem.
,GG91060000
19 Finger tighten brake band servo piston stem
enough to prevent brake band and
strut from
falling out
Do not adjust brake band at this time.
SAT068
20 Apply vaseline to bearing race and thrust
washer, then mount them
on drum support
e- Bearing race
SA1573
AT-55

ASSEMBLY
21. Mount drum support gasket @ on drum
support
after coating with vaseline. Apply
A
T.F to O-ring of drum support Align drum
support with
0.D case to transmission case
and install
identification point of gasket
Between 011 pump and 0 0 case @ Between drum SUPPOR to transmission care (@
SAT624
22. Apply A T.F to O-ring of drum support, then
Before installing drum support and O.D. case on
transmission
case, ensure that they have been
centered properly. Refer to Component
Parts for
Drum Support.
23 Temporarily tighten 0.D case using two con-
install drum support and O.D. case
verter housing securing bolts.
Spacer 115mm 10.59 in) thick1
rOD case
I I
\TIM Case SAT574
24. Insert intermediate shaft.
E4N71 B:
Be careful of shaft direction.
I-
*
-
Grinding surface Front Front SAT754
25. Adjust O.D. end play.
Bearing race
Oil pump
Gasket
bearing Drum suppon case
@I 0 0 pack end play
@ 0 D total end play SAT576
O.D. pack end play
1) Assemble direct clutch assembly, 0 D plane-
tary gear
set and connecting drum, and install
them on
O.D. pack
Connecting drum
- 0 0 run gear
-0 D carrier
0 0 internal gear
Direct clutch assembly
SAT577 u
AT-56

ASSEMBLY
2) Install oil pump bearing, gasket and 0.D pack
on
oil pump, and measure dimensions F and H
w LGarker LNeedle bearing SAT735
3) Attach thrust washer and needle bearing to
drum support and O.D. case, and measure
dimensions
E and G
I1 Bearing race
Needle bearing
SAT736
D.D. pack end play = [E - 0.1 mm (0.004 in)]
-F
Specified O.D. pack end play:
0.5 - 0.8 mm (0.020 - 0.031 in)
0 D pack end play can be adjusted with O.D.
thrust washers (these parts are the same as the
front clutch thrust washers).
AT-57

ASSEMBLY
15 (0 059)
17 (0 067)
19 (0 075)
2 1 (0 083)
2.3 (0 091)
25 (0098)
2 7 (0 106)
Available 0 D thrust washer
3 1528-XO106
31 528-XO105
31528-X0100
31 528-X0101
31 528-XO102
31528-XO103
31 528-XO104
Thickness mm (in) I Part number
Thickness mm (in) Part number
1 2 (0.047)
14 (0 055)
16 (0063)
18
(0071)
20 (0079)
22 (0087)
31556-X0100
3 1556-X0101
31556-X0102
31 556-XO103
31 556.X0104
31 556-XOlO5
26. Adjust 2nd brake band. Tighten piston stem to
the specified value Back off two full turns and
secure with lock nut
SAT580
27. Lubricate O.D. servo O-rings, then install 0 D
band servo, brake band and band strut
7 0 D band %NO
SAT581
28. Lubricate seal ring of drum support, then
install
0 D. bearing & race, O.D. thrust washer
and
O.D. pack on drum support. Make sure
that brake band strut
is correctly installed.
70 D pack
AT-58

ASSEMBLY
29. Adjust O.D. band Tighten piston stem to the
specified value Back off
two full turns and
secure with lock nut.
SAT625
30. Test 0.D band servo operation using corn-
pressed air.
apply pressure
SAT648
31. Install accumulator parts, then secure with
snap ring.
ACCUmUlafOr
Accumulator plug
Snap rmgi
SAT561
32. Lubricate O-ring of oil pump, then install
Before installing oil pump housing and oil pump on
O.D. case, ensure that they have been centered
properly.
Refer to Oil Pump in Repair for Component parts.
33. Remove the two bolts used to temporarily
tighten
O.D. case. Apply sealant to seating
surface
of converter housing around the bolt
holes
needle bearing & race and oil pump
APPIV sealant SAT738
34 Install converter housing on O.D. case and
35. Install input shaft.
tighten to the specified torque
.. SAT585
36. Before installlng valve body assembly perform
a final operation check of all assembled com-
ponents, using compressed air
AT-59

ASSEMBLY
Air check point
Governor feed (From
valve) Forward clutch Control
LOW & reverse
brake
SAT586
37 Check that parking pawl, pin, spring and
washer are assembled correctly.
rWasher
SAT739
38. Install rear extension
39. Install control valve assembly. Be sure manual
valve
is in alignment with selector pin Tighten
control valve
body attaching bolts.
Securing bolt comes in three different lengths.
1 40 mm I1 57 ml
2 35 mm I1 38 m) 3 25 mm IO 98 1n1
After installing control valve to transmission case,
make sure that control lever can be moved to all
positions.
40 Before installing vacuum diaphragm valve,
measure depth of hole in which
it is inserted
This measurement determines correct rod
length to ensure proper performance.
"L ' Depth
Vacuum Diaphragm rod , throttle;alve / Valve body ride plate
AT-60