CONTROLLER
3 - 12
CX EXCAVATORS
DIAGNOSTIC MODE
Current Condition
Displays the machine’s current condition.
Diagnostic System (CHK1-CHK6) (DIAG1-DIAG6)
Displays recorded fault codes of current and past conditions for the engine
and machine. Records computer hours of detection of fault.
Machine History (H1-HR12)
Displays recorded computer hours of each machine operation.
Resetting (RST1)
Displays the machine’s current settings and allows for the changing of
machine setup.
A To scroll between the Normal display and Diagnostic display screens
press the Travel and Work mode switch simultaneously for 3 seconds.
B To scroll between the CHK, DIAG, HR and RST1 press the Auto mode
switch.
C To scroll through the CHK, DIAG, HR and RST1 screens press the
Buzzer stop switch.
D While in the CHK2 screen push and hold the Travel mode switch you will
scroll to the CHK5 screen. Past TR1, TR2 and TR3 faults will be displayed.
When fault codes in the diagnostic mode (DIAG) is cleared this information
will also be cleared. Do not hold the travel switch longer than 10 seconds.
E Self-Check of the protected transistor circuits can be checked
automatically. While holding the One-Touch idle button turn the key switch
on then release the idle button. The controller will energize each of the TR
circuits automatically. If a over-current is detected the display will indicate a
“ELECTRICAL PROBLEM” and sound the alarm. If no over-current is
detected only the alarm will sound. Return to CHK2 to see which circuits
have been recorded. CHK6 will not appear on the display.
F To erase data in DIAG2 scroll to DIAG2. To erase data in DIAG5 scroll to
DIAG5. To erase data in HR1-HR12 scroll to HR1. At each of these fields,
press the Work mode switch for 10 seconds (buzzer will sound) turn OFF
key.
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