7-1
TROUBLESHOOTING
www.maxcessintl.com
FIFE-500-XL
MI 2-267 1 D
Troubleshooting
Fault Diagnostics – Fault Rectification
An incorrect setting on the FIFE-500-XL is often the cause of incorrect or undesirable
guiding characteristics. Faults and the procedures for rectifying the faults are described
below.
Fault Description
Probable Cause
Remedy
Reference
Actuator does not
move in Automatic
mode.
System Gain set too
low.
or
Sensor Calibration is
not correct.
Increase the System
Gain.
Perform Sensor Setup.
1X.1.6, System Gain
or
3X.1.6, System Gain
1X.1.7, Sensor Setup
Actuator is unstable
in Automatic mode.
System Gain set too
high.
or
Cable connectors are
loose.
or
Sensor Calibration is
not correct.
Decrease the System
Gain.
Tighten all cable
connectors.
Perform Sensor Setup.
1X.1.6, System Gain
or
3X.1.6, System Gain
1X.1.7, Sensor Setup
Actuator moves the
wrong direction in
Automatic mode.
Guide Polarity is
incorrect.
or
Incorrect sensor mode
selected.
or
Sensor Calibration is
not correct.
Perform Autosetup
or
Change the Guide
Polarity manually.
Select MANUAL mode,
then verify the correct
sensor mode is
selected. If necessary,
press the SENSOR key
to select the correct
sensor mode.
Perform Sensor Setup.
Auto Setup
Configuration,
1X.1.8, Autosetup
or
Manual
Configuration,
1X.2.1 Guide Settings
1X.1.7, Sensor Setup