Nordson Encore HD iControl 2, Installation, Troubleshooting, Repair

Page: 77 / 114

© 2022 Nordson Corporation
1609758-04
4-27 Troubleshooting
Problem Cause Correction
No movement from
reciprocator in response
to move command
(continued)
Remote disable applied
to reciprocator controller.
No status display on
iControl 2 screens.
If Nordson USA ColorMax system:
Disable action is applied by a remote system control panel
keyswitch. In the Disable position, the keyswitch opens the
disable input circuit at the controller.
No corrective action is required unless the keyswitch Normal
position does not allow motion. Refer to your system drawings
for circuit details.
If not Nordson USA ColorMax system:
Apply jumper to force On the remote disable input. Refer to
system drawings for jumper application.
No reciprocator response
when Auto mode
selected
A fault has occurred
preventing Auto
operation.
Check iControl 2 alarm screen.
Identify the fault and correct. Review the related faults and
corrections listed in this table.
iControl 2 reciprocator
configuration settings
have not been
completed.
Refer to Network Configuration and Reciprocator Configuration in
the iControl 2 Operator Interface manual. Make sure all required
settings have been made and are correct.
Reciprocator changes
direction before or after
the programmed
turn-around position in
Auto mode
Turn-around offset not
set correctly.
An error close to ± 1/2 in. of the set
turn-around position is normal. Before making adjustments to the
offset setting, make sure the encoder resolution is correct. Refer
to Reciprocator Configuration in the iControl 2 Operator Interface
manual.
Incorrect reciprocator
encoder resolution
entered.
The accuracy of the displayed position versus the actual position
of the reciprocator is determined by the configured encoder
resolution. Check the encoder resolution value.
Reciprocator does not
display 0.0 position after
the homing process
Reciprocator has
overtraveled the position
slightly before coming to
a stop
This is normal. The position displayed after homing is the actual
position. During homing, the 0.0 position is set at the forward
limit, then the reciprocator moves down 1 inch before stopping.
The stop action produces the overtravel.
Continued...