PREVOST X3-45 2017, Operator'S Manual

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Controls and Instruments
PA1627 X3-45 Operator’s Manual
4-35
Rear Brake Air Pressure (Psi) – Primary System
06738
Indicates the rear brake air system pressure in psi. The normal
operating pressure is from 122 to 140 psi.
A low air pressure indicator LED illuminates when the rear air
system pressure drops below 85 psi. If the air pressure drops
further, the STOP telltale light will turn on, an audible alarm will
sound and a message will appear in the DID. If the air
pressure drops below 60 psi, the emergency spring brake
applies at full capacity.
STOP telltale light
WARNING
Do not drive the coach when the brake air pressure is low.
32T
DEF level
06735
Indicates the amount of DEF (diesel exhaust fluid) remaining
in the DEF tank. The DEF tank is considered as being full when
it contains 16 gallons (60 liters) of DEF. DEF consumption will
be approximately 2% of the diesel fuel consumed.
CAUTION
DEF will begin to crystallize and freeze at 12°f (-11°c). DEF
expands by approximately 7% when frozen. In order to
permit DEF expansion without causing damages to the DEF
tank, do not fill the DEF tank with more than 16 gallons (60
liters).
32T
Fuel Level
06736
Indicates the amount of fuel remaining in the fuel tank. At the
beginning of the red area, there is approximately 48 gallons
(182 liters) left in the tank.
19T
NOTE
A pop-up message will appear in the DID informing that
there is only 24 gallons (92 liters) left in the fuel tank.