PREVOST X3 Commuter, Руководство по эксплуатации

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Safety Features and Equipment 7-3
DOB 1300-1556 PA-1639 Operator's Manual 2020 X3-45 Commuter
FIGURE 3: EMERGENCY ROOF ESCAPE OPENING
NOTE
In the event of ventilation blower motor failure,
the roof hatch may be used to aid ventilation by
pushing the hatch upward.
CAUTION
Be aware of reduced vehicle overhead
clearance when driving under overpasses with
an open roof hatch.
To latch escape hatch after use, vent arms must
be pushed upright in FULL OPEN VENT position.
Insert edge firmly between the two sections of the
bracket and then return knob to original position
(arrow pointing “LATCHED”) to lock the hatch.
Finally, pull the hatch into closed position, one
side at a time.
FIGURE 4: ROOF ESCAPE LATCHING
ENTRANCE DOOR OPENING IN CASE OF
EMERGENCY
In case of an emergency, three relief valves are
present on the vehicle to allow depletion of the
entrance door cylinders and latching cylinders air
pressure. Once the air pressure is released, the
entrance door can be opened by pushing or
pulling with the hands.
NOTE
The entrance door must be unlocked to allow
opening of the door manually. The door can be
unlocked from the outside with the GM key
(driver key) or from the inside with the locking
lever located near the upper fore hinge.
Emergency Air Pressure Relief Valve On The
Lateral Control Panel
To open the door in an emergency, pull the knob
to release the air pressure. Push the lateral
control panel relief valve down to reapply air
pressure for normal operations.