1975 Datsun 280z FSM - Spooled up Racing

Automatic Transmission
AT 148
-yzzzzA
B .5
C ON
e-20 mm
(0.079 in)
Cut off,hatched portion
Fig. AT-80
Modifying coil spring
compressor
3. Take out spring retainer (7) and
spring (8). See Figure AT-78.
4. Blow out piston by directing a jet
of air into hole in clutch drum. See
Figure AT-81.
AT 150
Fig. AT-82
Lubrication hole
Inserting clutch plate
3. After clutch is assembled, make
sure that clearance between snap ring
0 and retaining plate (2) is held
within specified limits. If necessary,
try with other plates having different
thickness until correct clearance is
obtained. See Figure AT-83.
Specified clearance:
1.6 to 1.8 mm
(0.063 to 0.071 in)
Fig. AT-84 Testing front clutch
REAR CLUTCH
Disassembly
AT 149
Available retaining plate
Fig.AT-81
Blowing out piston
Thickness mm (in)
inspection
1. Check for signs of wear or damage
to clutch drive plate facing. If
found worn or damaged excessively,
discard. See "Service Data" for limits.
2. Check for wear on snap ring and
for weakened or broken coil spring.
If necessary, replace with new ones.
Spring retainer should also be inspected
for warpage.
Assembly
1. Assembly is in reverse the order
of disassembly. Dip all parts in clean
automatic transmission fluid before
installing.
2. Line up driven plates so that
stripped arcs are properly aligned,
paying particular attention to the location
of oil holes in clutch drum. See
Figure AT-82.
Note: The number of drive and driven
plates varies with the type of vehicle.
For detailed information, see
"Service Data & Specifications."
10.6 (0.417)
10.8 (0.425)
11.0 (0.433)
11.2 (0.441)
11.4 (0.449)
11.6 (0.457)
AT151
Fig. AT-83 Measuring ring to plate
clearance
4. Testing front clutch
With front clutch assembled on oil
pump cover, direct a jet of air into
hole in clutch drum. See Figure AT-
AT-41
1
2
3
4
5
Rear clutch drum
Piston
Dished plate
Coil spring
Retaining plate
AT313
Snap ring
Spring retainer
Drive plate
Driven plate
Fig. AT-85 Sectional view of
rear clutch
1. Take out snap ring \5) , retaining
plate © , drive plate @ , driven plate
@ and dished plate ®, . Same techas
in disas-
nique can be applied
sembling front clutch. See Figure AT-
85.
2. Remove snap ring from coil
spring retainer. See Figure AT-86.
5420001
32001
Fig. A T-86 Removing snap ring