Threshold Warning System - MCi J4500 Operator's Manual

THRESHOLD WARNING SYSTEM

The threshold warning system is located above the
wheelchair parking (threshold) area ( Figure 32 ). The
module status indicator light illuminates when the
wheelchair lift is powered, indicating that the module is
activated.
32
Two acoustic sensors monitor the doorway
threshold area. If the acoustic sensors detect a
passenger in the threshold area; when the lift is below
coach floor height and the cabin access door is open,
an audible buzzer and flashing light are actuated.
Figure 32.
June 2016