Nissan Frontier D22. Manual - part 119

REVERSE CLUTCH

AT-445

[RE4R01A]

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REVERSE CLUTCH

PFP:31510

Components

ECS007PS

Disassembly

ECS007PT

1.

Check operation of reverse clutch.

a.

Install seal ring onto oil pump cover and install reverse clutch.
Apply compressed air to oil hole.

b.

Check to see that retaining plate moves to snap ring.

c.

If retaining plate does not contact snap ring:

●

D-ring might be damaged.

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Oil seal might be damaged.

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Fluid might be leaking past piston check ball.

LCIA0276E

SAT841A

AT-446

[RE4R01A]

REVERSE CLUTCH

2.

Remove drive plates, driven plates, retaining plate, dish plate
and snap ring.

3.

Remove snap ring from clutch drum while compressing clutch
spring(s).

●

Do not expand snap ring excessively.

4.

Remove spring retainer and return spring.

5.

Install seal ring onto oil pump cover and install reverse clutch
drum. While holding piston, gradually apply compressed air to
oil hole until piston is removed.

●

Do not apply compressed air abruptly.

6.

Remove D-ring and oil seal from piston.

Inspection

ECS007PU

REVERSE CLUTCH SNAP RING AND SPRING RETAINER

●

Check for deformation, fatigue or damage.

REVERSE CLUTCH RETURN SPRINGS (VG33E ONLY)

●

Check for deformation or damage. Also measure free length and
outside diameter.

SAT842A

SAT524G

SAT844A

Inspection standard

: Refer to 

AT-497, "Return 

Springs"

 .

SAT829A

REVERSE CLUTCH

AT-447

[RE4R01A]

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REVERSE CLUTCH DRIVE PLATES

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Check facing for burns, cracks or damage.

●

Measure thickness of facing.

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If not within wear limit, replace.

REVERSE CLUTCH DISH PLATE

●

Check for deformation or damage.

REVERSE CLUTCH PISTON

●

Shake piston to assure that balls are not seized.

●

Apply compressed air to check ball oil hole opposite the return
spring. Make sure there is no air leakage.

●

Also apply compressed air to oil hole on return spring side to
assure that air leaks past ball.

Assembly

ECS007PV

1.

Install D-ring and oil seal on piston.

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Apply ATF to both parts.

2.

Install piston assembly by turning it slowly and evenly.

●

Apply ATF to inner surface of drum.

Thickness of drive 
plate

Standard value

: 1.90 - 2.05 mm (0.0748 - 
0.0807 in)

Wear limit

: 1.80 mm (0.0709 in)

SAT845A

SAT846A

SAT847A

SAT848A

AT-448

[RE4R01A]

REVERSE CLUTCH

3.

Install return springs and spring retainer (VG33E only) or spring
retainer (VG33ER only).

4.

Install snap ring while compressing clutch springs.

●

Do not align snap ring gap with spring retainer stopper.

5.

Install drive plates, driven plates, retaining plate and dish plate.

6.

Install snap ring.

SAT849A

SAT524G

SAT850A

SAT842A