Air Registers - PREVOST H3-45 VIP Owner's Manual

Windshield Defogger
Upon pressing
dashboard damper sends air only to
the lower windshield. The fan is turned
on to maximum speed, the fresh air
damper opens completely (REC off)
and the driver set point is increased to
4°F (2°C) over the passenger's section
set point.
The dashboard damper sends air only
to the lower
activated. The footwell damper is also
closed but the fan speed can be
reduced or increased.
Panel And Footwell
The dashboard damper sends air to the
panel vents and footwell.
Panel
Air is sent to panel registers. The foot
damper is closed.
Temperature Degree Selector
Toggles the
temperature units between Fahrenheit
and Celsius. The driver's section must
be on. Also toggles
temperature units displayed on the
telltale panel.

AIR REGISTERS

FIGURE 26: AIR REGISTER
Adjustable air registers feed air to the driver's area.
Three are located in the dashboard and one near
the door . Use the HVAC control panel to set air
temperature and fan speed.
Three additional auxiliary unit registers are also
located behind the driver (with driver's HVAC
systems only).
this button, the
windshield when
HVAC control unit
the outside
PA-1619 Owner's Manual H3-45 VIP
Controls and Instruments 4-27
Navigator's Area Controls
FIGURE 27: NAVIGATOR'S AIR REGISTER & FAN
SPEED SELECTOR
For the navigator, two adjustable registers and a
fan speed selector switch are located near the
entrance door, at bottom of first lateral window.
Upon turning on of the HVAC control unit, right and
left windshield defogging/defrosting fan speed is
set according to the driver section settings. The
navigator can afterwards, use this switch to
increase or decrease the right
defogging/defrosting fan speed as needed.
Navigator Air Registers
On driver's HVAC system, these registers are part
of the auxiliary unit. Use the auxiliary unit fan
speed switch on the R.H. portion of the control unit
(AUX. FAN) to regulate the fan speed. Doing so
will also reduce air from the three registers located
behind the driver.
On vehicles equipped with the high capacity
central HVAC system, these registers are
supplied in air by the passenger's (cabin) unit.
windshield