Nissan 300ZX 1984 Owner's Manual
I
CONTENTS
MANUAL TRANSMISSION
REMOVAL AND INSTALLATION
ON-VEHICLE SERVICE
MAJOR OVERHAUL - FS5W71C.
DISASSEMBLY - FS5W71C
REPAIR FOR COMPONENT PARTS-FS5W71C
ASSEMBLY - FS5W71C
5-SPEED TRANSMISSION [Model BW T-5 (FS5R90AIl
Rear extension
Case cover
Transmission case
Gearstkshafts
Replacement of
Replacement
SERVICE DATA AND SPECIFICATIONS
SPECIAL SERVICE TOOLS
. .
. .
....
oil
of
bearings .
. . .. .. _.
...
.......
..
...
.........
.. .. .. ...
seals
(S D S
....
......
......
..
.....
......
...
.I.
)
......
....
........
...
.....
......... MT-23
....
......
.... MT-24
.....
.......
.. MT-30
,
.
MT-2
MTMiMT- 7
MT-
. .
MT-18
MT-20
MT-23
MT-27
MT-28
MT-29
MT-33
3
4
a
REMOVAL
Remove exhaust front tube, catalytic converter
and exhaust manifold connecting tube
Refer to
a
Remove propeller shaft.
Refer to
Insert plug into rear oil seal after removing pro-
peller shaft.
a
Support engine by placing a jack under oil pan.
CAUTION:
a
Be careful not to damage spline, sleeve yoke
and rear oil seal, when removing propeller
shaft.
Do
a
Remove shift lever
EM
section.
PD
section
not place lack under the oil pan drain
\
BW
T-5
(FS5R90A)
AND
plug.
INSTALLATION
Installation
a
Tighten bolts securing transmission to engine
These
bolts
have different lengths.
22.291
SMT978
FS5W71C
WARNING:
Support Manual Transmission, while removing
\
SMTOlZA
Fill transmission with recommended gear oil
It.
MT-2
ON-VEHICLE SERVICE
0
Rear
extension
oil
seal.
I
MT-3
MAJOR
OVERHAUL-FS5W71C
Case
Components
MT-4
MAJOR
OVERHAUL-FS5W71C
Man
Pilot bearing Gear
drive gear
ball
Mainshaft
bearing
-,
011
Gear
3rd & 4th synchroi
Pay
attention
Baulk ring Gear
Snap
to
~ts
rc
Components
3rd main
Coupling
uu
sleeve
gear
7
Mainshaft
r
Needle bearing
TmGearoiI
)
ball
bearing
I
1st 8 2nd synchronizer
2nd
main
gear-
lnsen
retainer
0
D
(5th)
synchronaer
hub
*
hub
@A?
Reverse
main
Reverse
gear
~ounter
Reverse
gear
gear spacer
idler gear
Speedometer drive geai
Snap ring
Counterrhaft
110
0
-
Countershaft
Overdrive
Reverse
counter
gear
Reverse idler thrust
idler gear bearing
lock
nut
13.0,12.94)
rear
end
*
SMT980
counter
front
bearing
MT-
5
Rwerre idler thrust
Reverse idler
N m (kg-m, ft-lb)
shaft
washer
*
Always replace
*
Select
*
pay
anemon
with proper thickness.
to
Itsdlrectlon.
MAJOR
OVERHAUL-FS5W71C
Shift
Control Components
DlSASSEMBLY-IFS5W71C
1
Remove control housing, check ball and
plunger.
W
2
Remove
rear
extension by lightly tapping
60
SMT982
it.
4 Separate transmission case from adapter
5.
Set up
Tool
on adapter plate
plate
TM753
3.
Remove front cover,
bearing shim, and main drive bearing snap ring
gasket,
countershaft front
SMT983
SMTOll
6
Remove check ball plugs, check springs, and
check balls.
7
Drive out retaining pins Then drive out fork
rods and remove interlock balls
TM754
MT-7
REPAIR FOR COMPONENT PARTS-FS5W71C
Forks and Fork
Rods
INSPECTION
Check for wear, scratches, projection or dam-
age.
SMT137
Gears
D
ISASSEMB
Before disassembly, measure each gear end
1.
LY
and
Shafts
play.
0
If
end play
IS
not within the specified limit, dis-
assemble and check the parts
IS
Replace any part which
Mainshaft
or
bushing
worn or damaged
WL
SMT025
Gear
1
st
2nd
3rd
OD
Reverse idler
I
End play
031 .037 (00122
0
11
-0
0
11
-
0
032-035(00126-00138~
0
05
-
0
50
17
(00043
17
(0
(0
mrn
0043
0020
(in1
-0
01461
-0
00671
-
0
00671
-
0
01971
2 Mesh 2nd and reverse gear, then draw
counter front bearing.
out
MT-8
TM398
REPAIR FOR COMPONENT PARTS-FS5W71C
Gears
Remove snap ring and draw out counter drive
3
gear with main drive gear
and
S
ifts
(Cont'd)
Draw out reverse counter gear and spacer.
7
Remove snap ring from reverse idler shaft, and
8
draw out reverse idler gear
steel
Remove snap rings,
9
and bearing
ball, speedometer
gear
SMT023
4 Remove snap ring and draw out 3rd & 4th
synchronizer and 3rd
5
Release staking on counter gear nut and main-
shaft nut and loosen these nuts
gear
-37
II
10.
Remove mainshaft nut, thrust washer,
ball,
baulk ring
11
Remove
0
D synchronizer.
\\
\\
KV32101330
steel
roller, needle bearing, 0 D
0
D
gear bushing, insert retainer and
.'
I
.-
.
gear
TM760
steel
and
Mainshaft
Pull
6
nut:
out counter
Left-hand thread
0.D
gear with bearing
TM757
MT-9
REPAIR FOR COMPONENT PARTS-FS5W71C
Gears
12.
Draw out mainshaft assembly together with
counter gear, by tapping rear end of mainshaft
-
d
counter gear.
13
Remove thrust washer,
Be careful not to
14
Press
out
1st
with 2nd gear.
lose
gear mainshaft bushing together
steel
steel ball.
ball, and
1st
d
H
and
gear
TMMSA
S
ifts
(Cont'd)
bulk rings
0
If found to be deformed, cracked or otherwise
damaged excessively, replace baulk ring
0
Place baulk ring
While holding baulk ring against gear
will go, measure gap between baulk ring and
gear
If the clearance
replace baulk ring.
Baulk ring to
Standard
1st
&
1.00
(0.0394
3rd & main drive gear
1.20
(0.0472
O.D.
1
(0.0394 - 0.0551 in)
Wear
limit
1st
&
0.5
3rd
&
0.8
O.D.
0.5
in
position
is
smaller than
gear
clearance:
2nd gear
-
1.40
mm
-
0
0551
-
1.60
mm
-
0
0630
gear
.OO
-
1.40
mm
2nd gear
mm
(0.020 in)
main drive gear
mm
(0.031
gear
mm
(0.020
in)
in)
in)
in)
on
gear cone
as
the
wear limit,
SMT026
far
as
it
INSPECTION
0
Check
cracks, replace
0
Check shaft for bending, cracks and wear, if
necessary, replace
all
gears for excessive wear, chips and
as
required.
MT-10
hulk
gear
w
ring
to
clearance
SMT140
REPAIR FOR COMPONENT PARTS-FS5W71C
ifts
Gears and
S
(Cont'd)
Shifting inserts and springs
If
worn excessively, worn unevenly, deformed,
damaged, replace
ASSEMBLY
Note:
Apply gear oil to each
Needle bearings
Baulk rings
Shafts
Gears
Oil
seals
part.
or
SMTO64
3rd &4th
SMT994
OD
1 Place inserts
1st
&
2nd
0
D (5th)
hub
Assemble 2nd gear and 1st & 2nd synchronizer
2
assembly, then press 1st gear bushing on mainshaft
synchronizer
SMT986
MT-11
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