Parking Brake Indicator Light; Parking Brake / Wheelchair Lift Interlock And Alarm; Wheelchair Lift Extension Operation - IC Bus CE Series Operation And Maintenance Manual

CAUTION
To prevent property / vehicle damage, if air
system pressure falls below 70 psi (483 kPa), pull
off the roadway, apply the parking brake, and
correct the low pressure condition.
If air pressure is reduced to approximately 40 psi (276 kPa) in
both the primary and secondary systems, the parking brakes will
automatically apply.

Parking Brake Indicator Light

The parking brake indicator is illuminated
when the Parking Brake is applied. During
engine cranking period the parking brake
indicator should illuminate.
goes out after the engine is started if the
parking brake is not applied. If the parking
brake is applied, this indicator remains on after engine has
started. If the indicator does not illuminate during cranking
period, the light bulb may be defective.

Parking Brake / Wheelchair Lift Interlock and Alarm

On vehicles equipped with an optional Wheelchair Lift, the
following will describe the optional Parking Brake / Wheelchair
Lift interlock and Parking Brake / Wheelchair lift alarm.
Read and understand these paragraphs and the Wheelchair
lift manufacturer's Operator Manual before operating the
Wheelchair lift.
Power will not be supplied to the wheelchair lift mechanism
unless all of the following steps have been performed.
This indicator

Wheelchair Lift Extension Operation

NOTE: Some vehicles with wheelchair lift extensions are
configured to operate with the ignition switch off. This
optional configuration requires the lift door to be open, the
transmission to be placed in Neutral and the parking brake
to be applied.
1. Ensure that the ignition switch is in the ON or
ACCESSORY position.
2. Place transmission shift lever in "PB" (Parking Brake),
"P" (Park), or N (Neutral) position.
3. For Air Brakes, pull Parking Brake knob (Park indicator
on Instrument Panel Gauge Cluster will turn on).
4. For Hydraulic Brakes, pull and hold the Parking Brake
knob to apply Parking Brake.
An (Optional) feature provides for the Hydraulic Parking
Brake to automatically be applied (Auto-Apply) when the
transmission shift lever is moved to the "PB" Parking Brake
or "P" Park position.
5. Open the Wheelchair Lift door.
The Wheelchair Lift can now be operated (according to the
manufacturer's Operator Manual instructions). The LIFT DOOR
Instrument Panel Gauge Cluster indicator turned On and will
remain On as long as the wheelchair lift door is opened.
Operation
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