VEHICLE CONTROL BOX 1A4A8.
PRESS TO ACKNOWLEDGE Switch/Indicator 1A4A8S1/DS1
When pressed, acknowledges call from control box assembly and turns off DRIVER ALERT
Provides control and power lines for interfacing the Electronic Control Console (ECC),
Electronically Programmed Governor (EPG), and ECV wiring to the vehicle control box.
Provides control and power lines for interfacing the control box assembly to the vehicle control
PRESS AND HOLD 2 SEC TO RING Switch/Indicator 1A4A8S2/DS2
Used to alert LMS crew to a call. Buzzer sounds and SHELT ALERT indicator lights (white)
on vehicle control box in cab and on control box assembly.
Audible Alarm (inside box) 1A4A8LS1
Sounds when LMS crew presses and holds DRIVER ALERT switch/indicator. Audible alarm
stops when switch/indicator is released.
FIELD PHONE INTERCOM Jacks 1A4A8E1/E2
Provides phone connection for communicating with CBPS.
EPG ON/OFF Switch 1A4A8S3
Enables EPG system which controls ECV engine idle speed during static operation with