Mazda Transaxle FN4A-EL. Manual — part 6

K1–16

AUTOMATIC TRANSAXLE

54. Remove the oil pipe.

End Of Sie

ACCUMULATORS DISASSEMBLY/ASSEMBLY

A6E561419200A01

1. Disassemble in the order indicated in the table.
2. Assemble in the reverse order of disassembly.

.

Assembly Procedure

1. Measure the spring free length.

2. If not as specified, replace the spring.

X3U517ABB

1

Servo apply accumulator

2

Servo apply accumulator large spring

3

Servo apply accumulator small spring

4

Forward accumulator

5

Forward accumulator large spring

6

Forward accumulator small spring

A6E5714A032

Spring

Outer diameter

mm {in}

Free length

mm {in}

No. of coils

Wire diameter

mm {in}

Servo apply accumulator large spring

21.0 {0.827}

67.8 {2.669}

10.3

3.5 {0.138}

Servo apply accumulator small spring

13.0 {0.512}

67.8 {2.669}

17.1

2.2 {0.087}

Forward accumulator large spring

21.0 {0.827}

75.0 {2.953}

10.7

2.3 {0.091}

Forward accumulator small spring

15.6 {0.614}

49.0 {1.929}

7.7

2.4 {0.094}

AUTOMATIC TRANSAXLE

K1–17

K1

3. Install the forward accumulator small spring,

forward accumulator large spring and forward
accumulator.

4. Install the servo apply accumulator small spring,

servo apply accumulator large spring and servo
apply accumulator.

End Of Sie

X3U517ABD

X3U517ABE

K1–18

AUTOMATIC TRANSAXLE

CLUTCH COMPONENT DISASSEMBLY/ASSEMBLY

A6E561419500A01

1. Carry out the preinspection before disassembly. (See

K1–50 Clutch Component Preinspection

.)

2. Disassemble in the order indicated in the table.
3. Assemble in the reverse order of disassembly.

.

A6E5714A033

1

Snap ring

2

Rear sun gear plate

3

Bearing

4

3-4 clutch hub

5

Bearing

6

Snap ring

7

Retaining plate

8

Drive and driven plate

9

Snap ring
(See

K1–19 Snap Ring (3-4 clutch) Disassembly

Note

)

10

Seal plate

11

Spring and retainer component

12

3-4 clutch piston
(See

K1–19 3-4 Clutch Piston Disassembly Note

)

13

3-4 clutch drum

14

Snap ring

15

Retaining plate

16

Drive and driven plate

17

Dish plate

18

Snap ring
(See

K1–19 Snap Ring (Reverse clutch)

Disassembly Note

)

19

Reverse return stopper

20

Piston return spring

21

Reverse piston
(See

K1–20 Reverse Piston Disassembly Note

)

22

2-4 brake drum

23

Bearing

AUTOMATIC TRANSAXLE

K1–19

K1

Snap Ring (3-4 clutch) Disassembly Note

1. Install the SST as shown.

Caution

••••

Depress the seal plate only enough to remove the snap ring. Overpressing will damage the seal
plate assembly edges.

2. Compress the seal plate.
3. Remove the snap ring.
4. Remove the SST, then remove the seal plate and

spring and retainer component.

3-4 Clutch Piston Disassembly Note

1. Set the 3-4 clutch drum onto the end cover.
2. Remove the 3-4 clutch piston from the 3-4 clutch

drum by applying compressed air through the
fluid passage.

Air pressure

392 kPa {4.0 kgf/cm

2

, 57 psi} max.

Snap Ring (Reverse clutch) Disassembly Note

1. Install the SSTs as shown.

Caution

••••

Depress the piston return spring only enough to remove the snap ring. Overpressing will damage
the piston return spring assembly edges.

2. Compress the piston return spring.
3. Remove the snap ring.
4. Remove the SSTs, then remove the reverse

return stopper and return spring.

A6E5714A034

A6E5714A035

A6E5714A036