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ADJUSTABLE FEATURES
SX TRANSISTOR CONTROLS
Section 6. SX FAMILY GE HANDSET
INSTRUCTIONS
Section 6.1 General Features
The GE Handset is a multi-functional tool to be used with the
LX, ZX, and SX Series GE solid-state controls. The Handset
consists of a Light Emitting Diode (LED) display and a
keyboard for data entry.
Note: The Handset is the same for all GE controls, however,
the cable will change between some control types.
Section 6.2 Purpose / Setup Functions
The purpose of the Handset is to allow authorized personnel
to perform the following functions of the SX family of
Controls:
• Monitor existing system fault codes
• Monitor intermittent random fault codes
• Monitor battery state of charge on systems with BDI
• Monitor hourmeter reading
• Monitor or adjust the following control functions:
♦ Creep speed
♦ Armature Controlled Acceleration and 1A Time
♦ Regenerative Braking Current Limit and Disable
♦ Armature and Field Current Limit
♦ Plugging Distance (Current)
♦ Pedal Position Plug Range or Disable
♦ 1A Drop Out Current or Disable
♦ Speed Limit Points
♦ Truck Management Fault Speed Limit
♦ Internal Resistance Compensation for Battery State
of Charge Indication
♦ Battery Voltage ( 36/48 volts is auto ranging )
♦ Selection of Card Operation Type.
Warning: Before connecting or disconnecting the Handset
tool, turn off the key switch, unplug the battery and jack up
the drive wheels of the vehicle.
At the transistor control traction card, unplug the "Y plug" if
the dash display is in use, and plug in the Handset to the
plug location "Y" on the control card. After installing the
Handset tool, plug the battery in and turn the key switch on.
The following is the start-up display sequence that will
occur:
START-UP DISPLAY SEQUENCE
Key Switch On
Verify Each LED Segment
8 8 8 8
If Maintenance Code
Is Active
Display Code "-99"
For Four Seconds and
Activate Speed Limit
(if selected)
BDI Display or
Blank Display
(no BDI used)
Run Mode
BDI Display or
Blank Display
(no BDI used)
Key Switch
Display Traction Hourmeter
For Four Seconds
Display Pump Hourmeter
For Four Seconds
NOTE: The vehicle can be operated with the Handset
connected, however, the adjustment knob must be set fully
clockwise to insure the control operates at top speed.
Warning: Before making any adjustments to the control,
you must consult the operating and maintenance
instructions supplied by the vehicle manufacturer. Failure
to follow proper set up instructions could result in mis-
operation or damage to the control system.
Section 6.3 Set-up Function Procedures
39
Page
If Maintenance Code
Is Not Active
Diagnostics Override
With Fault
Diagnostics Override
With Fault
Off
November 2001
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