Nissan Frontier D22. Manual - part 33

GOVERNOR VALVE ASSEMBLY

AT-101

[RL4R01A]

D

E

F

G

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M

A

B

AT

GOVERNOR VALVE ASSEMBLY

PFP:31860

Components

ECS007JX

Numbers preceding valve springs correspond with those shown in 

AT-151, "Return Springs"

 .

Inspection

ECS007JY

VALVE SPRINGS

●

Measure free length and outer diameter of each valve spring.
Also check for damage or deformation.

GOVERNOR VALVES AND VALVE BODY

●

Check governor valves and valve body for indication of burning or scratches.

SAT450EB

Inspection standard

: Refer to 

AT-151, "Return 

Springs"

 .

SAT829A

AT-102

[RL4R01A]

PARKING GEAR

PARKING GEAR

PFP:31486

Inspection

ECS007JZ

●

Check contacting surface of parking gear and ring groove areas
for wear.

●

Measure clearance between seal ring and ring groove.

Standard clearance

: 0.15 - 0.40 mm (0.0059 - 
0.0157 in)

Wear limit

: 0.40 mm (0.0157 in)

SAT152G

REVERSE CLUTCH

AT-103

[RL4R01A]

D

E

F

G

H

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A

B

AT

REVERSE CLUTCH

PFP:31510

Components

ECS007K0

Disassembly

ECS007K1

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.

●

Oil seal might be damaged.

●

Fluid might be leaking past piston check ball.

2.

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

AAT108A

SAT841A

SAT842A

AT-104

[RL4R01A]

REVERSE CLUTCH

3.

Remove snap ring from clutch drum while compressing clutch
springs.

●

Set Tool directly over springs.

●

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

ECS007K2

REVERSE CLUTCH SNAP RING AND SPRING RETAINER

●

Check for deformation, fatigue and damage.

REVERSE CLUTCH RETURN SPRINGS

●

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

REVERSE CLUTCH DRIVE PLATES

●

Check facing for burns, cracks and damage.

●

Measure thickness of facing.

●

If not within wear limit, replace.

REVERSE CLUTCH DISH PLATE

●

Check for deformation and damage.

SAT620G

SAT844A

Inspection standard

: Refer to 

AT-151, "Return 

Springs"

 .

SAT829A

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