Mazda 1990 323 Workshop Manual Supplement page 352

K2
TRANSAXLE AND TRANSFER UNIT
,
86UO7B-195
I
03UOKX-227
03UOKX-22;
03UOK2-16
03UOKX-230
K2-176
4. Remove the
SST
from the reverse and forward drum.
5. Remove the snap ring with a screwdriver.
Reverse piston
1. Place the reverse and forward drum on the oil pump.
2. Remove the reverse piston by applying compressed air
through the fluid passage.
Inspection
Drive plates
1. Measure the facing thickness in three places, and deter-
mine the average of the three readings.
Standard: 1.6mm (0.063 in)
Minimum: 1.4mm (0.055 in)
2. If not within specification, replace the drive plates.
Spring and retainer assembly (coasting clutch)
1. Measure the spring free length and check for deformation.
Free length: 29.80mm (1.173 in)
2. If not within specification, replace the spring and retainer
assembly.
Coasting clutch drum
1. Verify that there is no air leakage when applying compressed
air through the oil hole opposite the return spring.
2. Verify that there is air flow when applying compressed air
through the oil hole on the return spring side.
Air pressure: 392 kPa (4.0 kg/cm2, 57 psi) max.