Analog Indicators - PREVOST X3-45 Commuter 2020 Operating Manual

4-22 Controls and Instruments

ANALOG INDICATORS

DOB 1300-1556
Tachometer (Rpm X 100)
Indicates the operating speed of the engine in hundreds of
revolutions per minute. Use the green range for normal driving (1000
to 1600 RPM).
CAUTION
Never allow the engine to go into the red range. This could lead to
severe engine damage.
Speedometer (MPH, Km/h)
Indicates the vehicle speed in miles per hour (mph) and in
kilometers per hour (km/h) .
Turbo Boost Pressure (psi)
Indicates the turbo boost pressure in psi. This pressure should be the
same at a given engine temperature, speed, and load. An unusual
reading could indicate an engine failure.
PA-1639 Operator's Manual 2020 X3-45 Commuter