Polaris DP-20 User Manual

DP-20 WEB GUIDE CONTROLLER USER MANUAL
9
9-1
9 TROUBLESHOOTING
Fault Diagnostics – Fault Rectification
An incorrect setting on the DP-20 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.
Increase the System
Gain.
1X.1, System Gain
or 3X.1.1,
System Gain
Actuator is unstable
in Automatic mode.
System Gain set
too high.
or
Cable connectors
are loose.
Decrease the
System Gain.
Tighten all cable
connectors.
1X.1, System Gain
or 3X.1.1,
System Gain
Actuator moves the
wrong direction in
Automatic mode.
Guide Polarity is
set incorrectly.
or
Incorrect sensor
mode selected.
Change Guide
Polarity.
Select MANUAL
mode, then verify the
correct sensor mode
is selected. If
necessary, press the
SENSOR key to
select the correct
sensor mode.
3X.1.3, Guide Polarity
Actuator does not
move in Servo-
Center mode.
Servo-Center Gain
is set too low.
Increase the Servo-
Center Gain.
2X.1, Servo-Center Gain or
3X.1.6, Servo-Center Gain
Actuator is unstable
in Servo-Center
mode.
Servo-Center Gain
is set too high.
Decrease the Servo-
Center Gain.
2X.1, Servo-Center Gain or
3X.1.6, Servo-Center Gain
Actuator moves to
either end of the
stroke in Servo-
Center mode.
Servo-Center
Polarity is set
incorrectly.
Change the Servo-
Center Polarity.
3X.1.7, Servo-Center
Polarity
06-05-2007 DP-20 WEB GUIDE CONTROLLER Figure Sheet 1-862-D

Polaris DP-20 Specifications

General

Brand	Polaris
Model	DP-20
Category	Controller
Language	English