KUSSMAUL ELECTRONICS COMPANY, INC.
(631)567-0314, 800-346-0857, (631) 567-5826, sales@kussmaul.com www.kussmaul.com
INSTALLATION INSTRUCTIONS
+12v
Ignition
Door Switches
+12v
Green
Power Indicator
Model 091-178-7, 7 LED Open Door Display
The Model 091-178-7 Open Door Display provides a graphic representation of doors that are
either open or ajar. One LED is wired to a switch at each compartment door. When the com-
partment or door is opened, the switch provides an electrical path to ground to Illuminate an
LED. Simple and easily installed the display enhances safety and ensures that the operator
will not drive away with an open door.
Wiring Diagram
ORANGE
YELLOW
GREEN
Door Switches
LED’S
Door Switches
RED
BLACK
WHITE
GRAY
VIOLET
BLUE
RED
LED
Black
Ignition
Switch
Switch
Schematic
1. Mount indicator assembly in desired location.
2. Connect the RED wire to +12V through the ignition switch so that the display will be OFF
when the engine is not running. Alternatively, the RED wire may be connected to a constant
12V source to have the display continuously energized.
3. Connect the BLACK wire to GROUND in order to energize the GREEN power indicator.
4. Connect the individual LED’s to the door switches as illustrated in the Wiring Diagram.
SINCE 1967, DESIGNERS OF INNOVATIVE PRODUCTS
170 CHERRY AVENUE, WEST SAYVILLE, NEW YORK, 11796-1221 USA
Phone: Toll Free: Fax: E-Mail: , Web:
File: 091-178-7.pmd
Date: April 25, 2008, MFG
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