PREVOST H3-41 Manual page 41

14 - Lavatory Door Lock Indicator
Illuminates when the lavatory door is locked.
15 - Baggage Compartment Door Lock
Indicator
Illuminates when at
compartment door is unlocked.
16 - Turbo Boost Pressure Gauge
Indicates turbo boost gauge (inches of mercury
[Hg]) or pressure (psi).
engine speed and load conditions.
17 - Engine Oil Pressure Gauge
Indicates engine oil pressure.
reading should be between 50 and 70 psi (345 -
480 kPa) at 55 mph (90 km/h).
18 - Adjustable HVAC Registers
Refer to "Interior of coach" section.
19 - Pyrometer
Indicates exhaust manifold
hundreds of degrees Fahrenheit (°F x 100). At
55 mph (90 km/h) the normal reading should be
between 500°F and 1,100 °F (260°C and 590°C)
depending on the operating conditions.
20 - Voltmeter (12-Volt System)
Indicates the condition of the 12-volt electrical
system. With the engine running, the normal
reading should be between 12.8 and 14.2 volts.
21 - Voltmeter (24-Volt System)
Indicates the condition of the 24-volt electrical
system. With the engine running, the normal
reading should be between 26.5 and 28.0 volts.
least one baggage
The reading reflects
The normal
temperature in
L.H. LOWER CONTROL PANEL
1 - Ignition Switch
The coach may be equipped with a
NOTE:
keyless ignition.
The ignition switch has four positions:
- ACCESSORIES
To operate the accessories only, turn the ignition
key counter-clockwise.
removed in this position.
- OFF
In OFF position, ignition cannot take place. The
key can be removed in this position.
- ON
To place ignition switch to ON, turn the key
clockwise to the first position. The key cannot be
removed in this position.
- START
Turn the key clockwise to the second position
and release as soon as the engine starts. The
key will return to the ON position. If the engine
did not start, return the ignition key to the OFF
position before trying to restart the engine.
3-14
CONTROLS & INSTRUMENTS
The key cannot be
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