Mazda Automatic Transaxle JA5A-EL. Manual — part 27
AUTOMATIC TRANSAXLE
K113
K1
(2) Remove the direct clutch accumulator piston
by applying compressed air through the hole
of the direct clutch accumulator piston.
(3) Remove the springs.
62. Remove the output gear.
(1) Remove the installation bolts of output gear.
(2) Set the SSTs to the output gear, and remove
the output gear using a press.
63. Remove the brake band servo.
(1) Remove the snap ring.
Warning
•••• Using compressed air can cause dirt and
other particles to fly out, causing injury
to the eyes. Wear protective eye wear
whenever using compressed air.
Caution
•••• Applying compressed air to the
assembled clutch pack for longer than 3
seconds at a time will damage the seal.
Do not apply compressed air for more
than the aforementioned time when
testing the system.
(2) Remove the servo retainer and reduction
accumulator piston component by applying
compressed air as shown.
AMU0517A146
AMU0517A177
AMU0517A018
AMU0517A147
K114
AUTOMATIC TRANSAXLE
(3) Pushing the piston stem using a wood stick,
remove the snap ring.
(4) Remove the spacer, band servo piston, and
spring.
64. Remove the oil pipe from the converter housing.
65. Remove the baffle plate.
66. Set the SST to the reduction gear bearing outer
race, and remove it.
End Of Sie
TORQUE CONVERTER INSPECTION
AME571419100A01
1. Inspect the outer surface of the torque converter for damage or cracks, and replace it if necessary.
2. Inspect for rust and damage on the pilot hub of the torque converter or on the boss.
• If there is any, remove the rust completely.
End Of Sie
OIL PUMP DISASSEMBLY
AME571419220A01
1. Disassemble in the order indicated in the table.
AMU0517A160
AMU0517A133
AMU0517A125
AMU0517A187
AUTOMATIC TRANSAXLE
K115
K1
Oil Pump Cover Disassembly Note
1. Remove mounting bolts evenly in the pattern
shown and remove the oil pump cover from the oil
pump housing.
Inner Rotor, Outer Rotor Disassembly Note
1. Mark the outer and inner rotors without scratching
or denting them, then remove them from the oil
pump housing.
End Of Sie
1
O-ring
2
Bolt
3
Oil pump housing
4
Inner rotor
K115 Inner Rotor, Outer Rotor Disassembly
5
Outer rotor
K115 Inner Rotor, Outer Rotor Disassembly
6
Oil pump cover
K115 Oil Pump Cover Disassembly Note
)
7
Seal ring
8
Oil seal
AME5714A002
AMU0517A048
AMU0517A143
K116
AUTOMATIC TRANSAXLE
OIL PUMP INSPECTION
AME571419220A02
1. Check frictional surfaces of the inner rotor, outer rotor, and oil pump housing for damage or abnormal wear.
2. Check bushings for damage or abnormal wear.
3. Check other parts for external.
4. Measure the inner diameter of the oil pump
housing A.
Specification A
Maximum: 42.045 mm {1.6553 in}
• If not as specified, replace the oil pump
housing.
5. Measure the rotor side clearances.
(1) Install outer and inner rotors to the oil pump
housing.
(2) Using straightedge and thickness gauge,
measure height difference (side clearance)
between the oil pump end surface and the
rotor upper surface.
Clearance
Outer rotor: 0.020.04 mm
{0.00080.0015 in}
Inner rotor: 0.020.05 mm
{0.00080.0019 in}
• If not as specified, replace the oil pump.
6. Using thickness gauge, measure the clearance
between the outer rotor and the inner rotor.
Oil clearance
Standard: 0.020.15 mm
{0.00080.0059 in}
• If not as specified, replace the oil pump
component where necessary.
End Of Sie
OIL PUMP ASSEMBLY
AME571419220A03
Assembly Procedure
1. Install the new oil seal to the oil pump housing
using the SSTs.
2. Apply ATF to the outer and inner rotors.
AMU0517A188
AMU0517A049
AMU0517A050
AMU0517A168
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