Service manual

TRANSMISSION
TRANSMISSION
CONTENTS
DESCRIPTION
SPECIFICATIONS
REMOVAL
DISASSEMBl Y
INSPECTION
Transmission
case
and
rear extension
Bearing
TM
l
TM
l
TM 3
TM 4
TM
7
TM
7
TM
7
DESCRIPTION
Datsun
521 series vehicles
adopt
type
R4W63 4
forward I
reverse
column
shift transmission
and
F4W63 4 forward I
reverse floor
shift
transmission
Both the
type
R4W63
and
type
F4W63 transmission
consist of transmission case
rear
extension
housing
and
gear assembly The
transmission
case and rear extension
housing
are made of
aluminum
alloy
metal
The
clutch
SPECIFICATIONS
Gear and shaft
Balk
ring
Shifting
insert
Oil seal
Rear
engine
mounting
insulator
REASSEMBLY AND
ADJUSTMENT
REINSTAllATION
TM 8
TM
8
TM 8
TM 9
TM
9
TM 9
TM 12
housing
and transmission case are combined to
a
single
unit
The transmission
case
is
provided
with a bottom
cover
With this construction
maintenance service
can be
made
easily
This
chapter mainly
describes
about the
type
R4W63
transmission
UNL521
U521U
L521T NL52 IT PL521TU
N521U GN521U 521U G521U UL521
LG521 T
GNL52 IT
PL52ITN NL521 GNL52 I
VN521U
L521
LG521 V521U
Item
VNL52
I
VL521
Final
gear
ratio 4
875
4 625
4 375 4
625
4 375 4
875
4
625
Type
F4W63 R4W63
R4W63
Con trol
system
Floor shift Column shift
Column shift
s
1st 3 657
4 243
5 000
6
s
2nd
2
177 2 558 3 014
os
os
E
3rd 1 419 1 589
1
685
4th
1
000
1
000
1
000
Reverse 3
638
4 367 5
146
Speedometer gear
ratio
19 5 18 5
17 5
18
5
17 5
19
5 18 5
Oil
capacity
1
7
L
2
0 17 L 2 0L
2 0L 1
7 L
2
0 t
Note
a
See
Figure
TM l
b
1 7 L 3 6
US
pts
3 0
Imp pts
2 0
L 4 2 US
pts
35
Imp pts
TM 1