Volvo Construction EquipmentCustomer Support AB

1

23

4 5

6 7 8

9

1011

12

L69148A

HTE Transmission

GEAR SOLENOID

N1F2F3F4F1R2R3R(4R)

SA SB SC SD SE SF

XXXX

XX

XX

XX

XX

XX

XX

SD

SA

SE

SF

SC

SB

R

F

4

3

2

1

Co

Pa

Pa

SE406

SE401

SE405

TORQUE CONVERTEROUTLET PRESSURE

LUBRICATIONPRESSURE

MAINPRESSURE

T

L63066D

HYDRAULIC DIAGRAM

Volvo Construction EquipmentCustomer Support AB

Volvo Construction EquipmentCustomer Support AB

Gear changingfrom 1F to 2R

time

Pressure_Direction

Pressure_Speed

time

Pressure clutch F

Pressure clutch R

Pressure clutch 2

Pressure clutch 1

L68047B

Pressure build-up

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Volvo Construction EquipmentCustomer Support AB

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L63267B

AWB50 Front axle