Page 53
45-J Desel - Servce & Parts Manual
January 2022
Secton 16 - Control System
GP400 Calibration Procedure
IMPROPER CALIBRATION OF THE CONTROL SYSTEM CAN RESULT IN
MACHINE INSTABILITY LEADING TO DEATH OR SERIOUS PERSONAL
INJURY������ THE FOLLOWING OPERATION MUST BE PERFORMED IN ITS
ENTIRETY AS DESCRIBED HEREIN TO PREVENT IMPROPER MACHINE
OPERATION������
ONLY TRAINED AND AUTHORIZED PERSONNEL SHALL BE PERMITTED
TO CALIBRATE THE PLATFORM OVERLOAD SENSING SYSTEM������ READ
ALL INSTRUCTIONS CLOSELY BEFORE ATTEMPTING EACH STEP OF
THE CALIBRATION PROCEDURE������
In the event of a GP400 replacement, the GP400 must be calibrated before it will operate properly.
The following procedures and additional tasks detailed in Section 19 - Troubleshooting can only be
performed using an EZ-Cal scan tool or optional on-board diagnostic display. If you do not have an
EZ-Cal, please contact MEC to obtain one.
ART_4893
SYMBOL
KEY FUNCTIONS
ESC/ENTER BUTTONS
To move back and forth between menu
and sub-menu
LEFT/RIGHT BUTTONS
Select menus and setting to be adjusted
UP/DOWN BUTTONS
Adjust setting values
GP400 Control Module
Calibrator
MEC P/N 90888
1
3
13
15
1
3
10
12
1
3
10
12
1
3
13
15
1
3
13
15
1
3
13
15
1
3
1
3
1
3
1
4
13
15
LED
GP400
Module
Lower Controls Box
Diagnostic
LED
EZ-Cal
Diagnostic
Port
