VHP caterpillar

[barracane]

VHP caterpillar
Cat D4, D5, D6, D7, D8 potenza variabile

Does anyone know how variable-horsepower Caterpillar crawler tractors work?
We rented a D6 VHP to till the soil. How does it work? Thanks.

CATERPILLAR D6D VHP Special Application
A tidy agricultural spec crawle

 

[V8Druid]

@Bri963 ?????

 

[Bri963]

When you put it in 4th or 5th the gear linkage opens up the rack on the fuel pump.