Starting And Stopping Procedures; Starting Engine From Driver's Compartment - PREVOST H3-41 Manual

CHAPTER 5 : STARTING AND STOPPING
PROCEDURES
STARTING ENGINE FROM
DRIVER'S COMPARTMENT
Start or stop the engine as follows:
Starting Engine
•
Set the master switch located in the main
power compartment to the ON position;
MASTER SWITCH IN MAIN POWER COMPARTMENT
•
Make sure the starter selector switch located
in the engine compartment is set to the
NORMAL position.
engine from the front of the coach, set the
battery master switch located on the
dashboard to the ON position. Refer to the
"Controls & Instruments" chapter;
•
Apply the spring-loaded parking brakes by
pulling the parking brake control button all
the way up;
•
Place transmission in neutral;
•
Turn key in ignition to START position,
release after starting.
Caution :
Do not engage starter for more than
15 seconds at a time. If engine does not start
within 15 seconds, release ignition key and let
starter cool for one minute before attempting to
restart.
Caution :
Do not press accelerator pedal
before starting. This could result in an electronic
control unit fault and degrade the fuel system
control.
When starting the
5-1
Caution :
Special precautions are necessary
with turbocharged engines to avoid possible
turbine damage. After starting, run the engine at
slow idle for two minutes to allow lubricating oil to
reach the turbocharger. Then run the engine at
fast idle. Let oil pressure reach normal operating
range before driving.
Note :
If engine does not start, return key to
OFF position before attempting to restart.
Note :
If the accelerator pedal is depressed
before starting, release and wait 30 seconds
before attempting to restart.
Stopping Engine
•
Apply parking brake and place transmission
in neutral (N).
•
Allow engine to idle for at least two minutes
before shutting-off engine. This insures that
the turbine speed drops and allows time for
the engine exhaust gas temperature to drop
to 300 °F (150 °C).
•
Turn key in ignition switch to OFF position.
Caution :
Do not shut-off engine when
running above slow idle.
Caution :
Set the battery master switch to
the OFF position after parking and when left
unattended for an extended period of time. Refer
to "Controls & Instruments" chapter.
STARTING FROM THE ENGINE
COMPARTMENT
Switches to start and stop the engine from inside
the engine compartment are mounted on a small
panel to the right of the engine.
Starting Engine
Warning :
Apply parking brake and place
transmission in neutral (N) before starting engine
from inside engine compartment.
•
Set the master switch located in the main
power compartment to the ON position;
•
Set the starter selector switch to the REAR
START position. Set the battery master