PREVOST H3-41 Maintenance Manual page 725

position which engages a latch on the entrance
door, holding the door positively closed.
Emergency exit valve, which opens the air valve
circuit should be used only in emergencies, or
when the door control system does not function
properly.
Refer to the air system schematic diagram and
to page 29.1 of the wiring diagram.
Operation
•
Lock or unlock the entrance door from outside
the vehicle by turning the key in the door lock
(counterclockwise to lock, clockwise to unlock).
The entrance door can be unlocked from the
inside using the small lever located on the door.
The air-operated door is controlled from inside
the coach by two push-button switches located
on the R.H. dashboard.
FIGURE 32: ENTRANCE DOOR OPERATING BUTTONS
06464
From the inside, open the door by pressing the
door opening switch (L.H. button) on the R.H.
dashboard panel. The door will open to full open
position within 5 seconds.
Close by pressing and holding the door closing
switch (R.H. button) on the dashboard. If the
closing switch is released before the door is fully
closed, the door will stop in that position.
FIGURE 33: ENTRANCE DOOR CONTROL SWITCH
Opening and closing of the door from outside the
coach is accomplished by a momentary toggle
switch located under the front R.H. side marker
light (Figure 33).
To close the door, the switch must be pushed
towards the rear of the coach and held in
position until the door has completed its
movement. The door can be closed to any
position by releasing the switch (or button, if
inside) when the desired position is attained.
However, the door is not locked in any position
other than fully closed. The door can then be
closed further by pushing or pulling on the door.
To open the door, the switch must be pushed
towards the front of the coach and held in
position. When the door reaches the fully
opened position, the system will keep pressure
in the cylinder locking the door in that position.
PA1621 Maintenance Manual All Series | Revised Sept 2019
SECTION 18b: X3 SERIES BODY
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41