Volvo D13F, Руководство оператора

Страница: 16 / 20

10 Volvo Engines
Engine Brake
The engine brake is operated by the Engine
Brake buttons on the steering wheel. It works
together with the exhaust brake to provide
two levels of braking power. There are three
Engine Brake buttons on the steering wheel:
OFF, (1) LOW and (2) HIGH. When the
Engine Brake button (1) LOW is depressed,
only the exhaust brake is engaged. When the
Engine Brake button (2) HIGH is depressed,
both the exhaust brake and the compression
brake are activated. The following conditions
must be met:
•
Engine Brake button (1) LOW or (2)
HIGH depressed
•
Engine Brake/Transmission Retarder
selector switch is set to Engine Brake
position (selector switch can be found
on the dashboard only if the vehicle is
equipped with both systems)
•
Vehicle speed over 12 km/h (7.5 mph)
•
Engine temperature over 43 C
(110 F)
•
Accelerator pedal is released
•
Engine speed exceeds 1150 rpm