7-4 Safety Features and Equipment
DOB 1300-1556
PA-1639 Operator's Manual 2020 X3-45 Commuter
FIGURE 5: AIR PRESSURE RELIEF VALVE ON THE
LATERAL CONTROL PANEL
Emergency Air Pressure Relief Valve At The
Entrance Steps
To open the door, turn the relief valve in the
direction of the arrows (CW) and push the door
open. Return the valve to its initial position (CCW)
for normal operations.
FIGURE 6: EMERGENCY AIR PRESSURE RELIEF VALVE
AT THE ENTRANCE STEPS
Emergency Air Pressure Relief Valve In The
Front Service Compartment
Another relief valve is located in the front service
compartment to allow depletion of the entrance
door air system from the outside.
FIGURE 7: EMERGENCY AIR PRESSURE RELIEF VALVE
IN THE FRONT SERVICE COMPARTMENT
To open the door, push the knob for two seconds
to release the air. The air pressure relief valve on
the lateral control panel will pop out.
FIGURE 8: RELIEF VALVE ON THE LATERAL CONTROL
PANEL POPS OUT
Push the lateral control panel relief valve back to
reapply air pressure and return to normal
operations.
EMERGENCY EQUIPMENT
The vehicle is equipped with numerous safety
features and equipment. Verify the equipment
regularly and keep on hand and in good condition
at all times. Following is the enumeration and
description of safety equipment found on board.
FIRE EXTINGUISHER
The 5 lbs fire extinguisher is located on the
driver’s L.H. side. Instructions for use are found
on the extinguisher.
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