Analog Indicators - PREVOST H3-45 2023 Operator's Manual

ANALOG INDICATORS

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).
The tachometer serves as a guide for gear shifting and helps to
prevent engine over-speeding when driving downhill with the engine
brake operating.
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) .
The LEDs above the instrument work in conjunction with the
Adaptive Cruise With Braking (ACB) system. Refer to Adaptive
Cruise With Braking" paragraph for further details.
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-1652 Operator's Manual H3-45 Coach
Controls and Instruments 4-25