Chapter 9. TROUBLESHOOTING
9-4
Press
RUN/HOLD
to set the controller to the RUN mode. (The
controller can be reset in case of external switch input
or communications even in the READY mode.)
Press
PROG
+
RUN/HOLD
to set the controller to the READY
mode, and press
RUN/HOLD
again to set the controller to the
RUN mode.
Set constant-value operation data M .O D E setting to 0.
Set variable parameter
L O C setting to 0 to 2.
■ The program is not advanced by pressing
+
DISP
in the basic display state
The controller is in the READY mode.
The controller is in the END mode.
The controller is in the constant-value opera-
tion mode.
Key lock is enabled.
Cause Remedy
■ The controller does not change to FAST mode by pressing
FUNC
+ in the basic
display state
The controller is in the READY mode.
The controller is in the END mode.
The controller is in the constant-value opera-
tion mode.
Key lock is enabled.
Cause Remedy
Press
to set the controller to the RUN mode. (The
controller can be reset in case of external switch input
or communications even in the READY mode.)
Press
+
RUN/HOLD
to set the controller to the READY
mode, and press
again to set the controller to the
RUN mode.
Set constant-value operation data M .O D E setting to 0.
Set variable parameter
L O C setting to 0 to 2.
■ The controller does not change to MANUAL mode by pressing
A/M
in the basic
display state
ON-OFF control is being carried out by 0D
and 6D outputs.
3-position-proportional control is selected by
3D output.
Key lock is enabled.
Cause Remedy
Set PID set
P setting in use to other than 0.0 and switch
to PID control from ON-OFF control.
Set setup data C 4 5 setting to 0 and switch to PID
control from 3-position-proportional control.
Set variable parameter
L O C setting to 0 to 2.
■ The controller does not change to AUTO mode by pressing
A/M
in the basic dis-
play state
Key lock is enabled. Set variable parameter L O C setting to 0 to 2.
Cause Remedy
The controller is in the READY mode.
The controller is in the MANUAL mode.
Input 1 over-range
Controller set not to execute AT.
The controller is set to programmer functions
by 5G output.
This is a heat/cool model.
Key lock is enabled.
Cause Remedy
Press
RUN/HOLD
to set the controller to the RUN mode.
Press
A/M
to set the controller to the AUTO mode.
Correctly wire input 1 to correct input state.
Set variable parameter
A T setting to other than 0.
Set setup data
C 1 8 setting to 0.
AT cannot be executed by 3D and 5K outputs.
Set variable parameter L O C setting to 0 to 2.
■ Auto-tuning (AT) is not started by pressing
AT
in the basic display state
