NISSAN 300ZX 1984 Z31 Manual Transmission User Guide

REPAIR FOR COMPONENT PARTS-FS5W71C
Gears and S
Shifting inserts and springs
If worn excessively, worn unevenly, deformed, or
damaged, replace
SMTO64
ASSEMBLY
Note:
Apply gear oil to each
part.
Needle bearings
Baulk rings
Shafts
Gears
Oil seals
1 Place inserts
1st & 2nd
ifts (Cont'd)
3rd &4th
OD
SMT994
0 D (5th) synchronizer SMT986 hub
2 Assemble 2nd gear and 1st & 2nd synchronizer
assembly, then press 1st gear bushing on main-
shaft
MT-11

REPAIR FOR COMPONENT PARTS-FS5W71C
Parts number
Gears and 5
Thickness mm (in)
3 Assemble 1st gear, steel ball, and thrust washer
on mainshaft
Before
installing steel ball and thrust washer apply
grease
to them.
32263-V5202
TM358
4 Install counter rear bearing to adapter plate
5 Press mainshaft assembly to adapter plate using
Tool.
2.6 (0.102)
KV31100401
TM439
6 Press counter gear into adapter plate.
Bfts (Cont'd)
7. Install 3rd main gear, and 3rd & 4th synchroni-
zer assembly
Pay attention to direction of synchronizer. ~
Front
SMT008A
8 Install
thrust washer on mainshaft and secure
it with mainshaft front snap ring
Select proper snap ring that will minimize clear-
ance
of groove in mainshaft.
TMMl
Mainshaft front snap ring'
2.5 (0.098) 32263-V5201 I
9. Apply gear oil to mainshaft pilot bearing and
install it on mainshaft
MT-12

REPAIR FOR COMPONENT PARTS-FS5W71C
Parts number -
Gears and S
10 Press counter drive gear with main drive gear
Pay attention to direction of counter front gear.
using Tool. Thickness mm (in)
a
ST23860000
32215-€9000
KV31100401
1 4 (0 055)
TM442
32215-E9001
Front 4 t-- t
15 (0.059)
11 Secure counter drive gear with snap ring
Select proper snap ring that will minimize clear-
ance of groove in countershaft.
322 15-€9002
TM366
1.6 (0.063)
ifts (Cont'd)
12 Press counter gear front bearing onto counter
gear
-Ba
ST22360002
13. Install idler gear to reverse idler shaft
Front c
MT-13

REPAIR FOR COMPONENT PARTS-FS5W71C
Gears and 5
14 Install insert retainer and 0 D synchronizer
15 Install O.D. gear bushing
to mainshaft
,J
SMT531
16 Install O.D. gear assembly, steel roller and
Pay attention to direction
of hub.
thrust washer
SMT007A
17 Install spacer, reverse counter gear and 0.D
counter gear
Main
O.D. gear and counter O.D. gear should be
handled as a matched set.
18 Install countershaft rear end bearing
ifts (Cont'd)
SMTM3
19 Mesh 2nd and reverse gears and tighten main-
shaft lock nut
With special tool
SMT003A
MT- 14

REPAIR FOR COMPONENT PARTS-FS5W71C
Gears and S
Using the following chart
(Length
of torque wrench vs. setting or reading
torque)
7 ST22520000 c7
I I1 5) 12 0) (2 5) Iff)
L Length of torque wrench
SMT004A
Without special tool
[91 137-167N.m
(14.0 - 17.0 kg-m, 101 - 123ft-lb)
3fts (Cont’d)
20 Tighten counter gear lock nut
: 98-127N.m
(10.0 - 13.0 kgm, 72 - 94 ft-lb)
2 I. Stake mainshaft lock nut and counter gear lock
nut with a punch.
22 Measure gear end play. For the description,
Always use new lock nuts
refer to Disassembly of Gears and Shafts.
MT-15

REPAIR FOR COMPONENT PARTS-FS5W71C
Oil Seals
FRONT COVER OIL SEAL
Be careful not to damage lip of oil seal.
ST23800000
Adapter Plate
When replacing adapter plate parts, use the
following procedures.
DOWEL PIN
Adapter plate
oowel pm 12 placer)
7 5 IO 2951 1 Mainshaft bearing7
umt mrn I!") SMT027
OIL GUTTER
Install
oil gutter on adapter plate and expand on
rear side.
... TM356
MT-16

REPAIR FOR COMPONENT PARTS-FS5W71C
Adapter Plate (Cont'd)
BEARING RETAINER
1 Insert reverse shaft, then install bearing re-
tainer
SMTO28
2. Tighten each screw, then stake it at two points.
MT-17

ASSEMBLY -FS5 W71C
1 Install shift rods, interlock balls and check
balls.
SMT992
SMT989
SMT990
U SMT991
2 Apply sealant to mating surface of transmission
case
3 Slide gear assembly onto adapter plate by
lightly tapping with a soft hammer.
SMT013
MT-18

ASSEMBLY - FS5W71C
-
' A'
4 Apply sealant to mating surface of adapter
plate.
Thickness of shim Part number
5 Install rear extension
01 (00041 342-3 51
(0 1346-0 13821
3 32-341
10 1307 -0 13431
3 22-331
10 1268-0 13031
312-321
(0 1228 - 0 12641
302-311
(01189-01224)
2 92 -3 01
(0 1150 - 0 11851
0 2 10 0081
-
03 I00121
-
0 4 10 0161
-
0 5 IO 0201
-
0 6 (0 0241
SMT993
32218-VM00
3221 8-VM01
32218-V5002
32218-VMO3
32218-VMO4
32218-V5005
6. Fit main drive bearing snap ring.
7 Select countershaft front bearing shim
2
3
Transrnoss~on case
Counter gear front bearing counrer gear
TM371
352 371 10 1386 0 14611 Not necessary
8
9
Install gasket and front cover.
Install bolts and plunger shown below
MT-19

5-SPEED TRANSMISSION [Model: BW T-5 (FS5R90A)l
5-SPEED TRANSMISSION [Model : BW T-5 (FS5R90A)]
Case. shift cover, extension housing
Tightening torque [N m 1kg-m.ff-lbll
2 Neutral witch 20 - 29 12 0.3 0, 14 - 221
4 Hex head bolt 8.1 - 14 7 10 83 - 1 5,6.0.10 81 5 Hex head shoulder bolt 8 1 - 14 7 IO 83.1 5.6 0 -
20 Control housing rrew 15 - 27 11 5 - 2 8.11 - 201
31 Hex head flanged bolt 27 - 62 12.8.6 3,20 .461
36 Pivot pin 21 -33 12 1 -34, 15-25)
37 Bad-up lamp
witch 17 - 24 11.7 .2.4.12.171
Drain plug 20 .34 (2.0.3 5, 14 - 251 SMT846
1 Casecwer
2 Neutralswltch
3 Wmgcbp 4 Hexheadbolt
5 Hex head shoulder bolt
6h 7 0-nng
8 Welshplug
9 Shfter shaft 10 3-4 Mtfork 11 swt fork msert
12 Selector plate 13 Control seiector ann
14 Interlock plate I5 I-Zshrft fork
16 Boot retamer
10 81
17 Boot 18 Boot retamer
19 Control Iever/housng assembly 20 Control houmg screw
21 Dampersleeve
22 Offset lever 23 Spmg-pm
24 Detentspmg
25 Ball
26 Extennon housmg Not sewiced 27 Detent & guide plate ! separately
28 Bushmg
29 Cup plug 30 01Iseal
31 Hex head flanged bolt
32 Breath
Mi-20
33 Case 34 Magnet 35 cllp 36 Plvatpm
37 Back-up lamp swtch
38 Welsh plug
39 Plpeplug 40 5th and reverse relay lever
42 5th and ~everse rhrft rad Not sernced
separately
Not se~ced
separately
41 Retammgmg
43 Roller cam and pm
44 Reverse duft fork
4$ Roller cam and pm
46 5th gear duft fork 47 Insert
48 Spring-pin 49 sprmg
!