PREVOST H3-41 Manual page 35

Pre-heater (Optional)
Push down rocker switch to turn
the preheating
supplementing
heating system when required.
The pre-heater will turn on or off
automatically
coolant temperature.
Wheelchair Lift
Activate the optional wheelchair
lift by pressing down on the
rocker
"Wheelchair
Operator's Manual" for operating
instructions.
Battery Master Switch
Both the 12-volt and 24-volt
systems are activated by the
master switch located on the
L.H. lower control panel.
indicator
dashboard will illuminate when
the ignition key is in the OFF
position.
Caution:
When parking the coach overnight, or
for an extended period of time, place the battery
master switch to the off position.
Note:
When the battery master switch is placed
in the OFF position, all electrical equipment
connected to the batteries is cut off, with the
exception of the battery equalizers and monitor,
World Transmission (WT) Electronic Control Unit
(ECU) memory, Vehicle Interface Module (VIM),
preheating system, tachograph, and refrigerator
power supply.
system on,
the central
depending on
switch. Refer to
Lift System
An
light on the L.H.
CONTROLS & INSTRUMENTS
Engine Radiator Fan Override
Depressing this rocker overrides
the radiator fan's thermostatic
switch. Use this feature when
the radiator fan switches on and
off often, such as when driving
up a long grade or in very hot
weather.
ETHER Start Control (Optional)
Activates
starting aid. Refer to "Starting
and
chapter (page 5-2).
Driver's Area Lighting
Press down the rocker switch to
illuminate the two ceiling lights
in the driver's area. These lights
are frequently used at night
when passengers are boarding
or leaving the coach.
Reading Lamps
Pressing
rocker switch will power the
reading lamp circuit to enable
passengers
personal reading lamps. Refer
to "Coach Interior" chapter (page
2-7).
3-11
the engine cold
Stopping Procedures"
down the driver's
to operate their