Komatsu Galeo BR380JG-1E0 Shop Manual page 219

Mobile crusher

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Table of Contents

10 Structure, function and maintenance standard

Travel speed change function

Manual change with travel speed selector

If the travel speed selector switch is changed

over Lo, Mi and Hi, the work equipment and

pump controller controls the pump capacity at

each gear speed as shown below to change

the travel speed.

Travel speed selector

Pump capacity (%)

Travel motor capacity

Travel speed (km/h)

Automatic change by selecting conveyor posi-

tion and radio control selection mode

The conveyor position is judged to be

upper, middle or lower position by the con-

veyor upper position sensor and conveyor

middle position sensor.

The position of the radio control selector

switch is judged.

The position of the mode selector switch is

The drive signals for the travel lock EPC

valv e and LS- EPC v alv e are output

according to 1) – 3) and position of the

travel speed switch to change the travel

interlock and travel speed automatically.

×: Machine cannot travel.

Position of conveyor

Upper Middle Lower

Troubleshooting