PREVOST X3-45 VIP 2015, Owner'S Manual

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Controls and Instruments 4-46
On vehicles equipped with an engine brake, the engine brake provides two levels of braking
power. Press this button for low engine braking power (about 66 % of full braking power). Refer
to
Other Features chapter for more information about the engine brake operation.
WARNING
Engine brake must be used on dry road only. Never use the engine brake on slippery roads;
loss of control could result.
10 Retarder / Engine Brake Off
Press this button to cancel operation of the transmission retarder or the engine brake.
11 Retarder / Engine Brake High
If your vehicle is equipped with a transmission retarder, this button has the same effect than the
Retarder/Engine Brake Low
button.
On vehicles equipped with engine brake, pressing this button will permit full application of engine
brake (100 % of braking power). Refer to
Other Features chapter for more information
concerning the engine brake operation.
WARNING
Engine brake must be used on dry road only. Never use the engine brake on slippery roads;
loss of control could result.
13 Volume (Dashboard Radio)
Use this button to increase or decrease the dashboard radio (driver’s radio) volume.
14 Seek (Dashboard Radio)
Use this button to seek up or down for a radio station.
HORNS
The electric horn (city horn) and air horn
(highway horn) are operated from the steering
wheel center pad. Use the Horn Selector switch
located on the lateral control panel to select the
appropriate horn type.
NOTE
When the vehicle is stationary, the electric
horn will sound to inform the driver that a fire is
detected in the engine compartment.
STEERING WHEEL
14068