Nordson Mesa Fulfill, Customer Product Manual

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Fulfill

Retrofit for Mesa Melters
30
Part 1121938_02 2013 Nordson Corporation
Troubleshooting
NOTE: Refer to Appendix A, Retrofit Refill System With Nordson Level Sensor, for updated
information.
Problem Possible Cause Corrective Action
1. System overfilled
Solenoid stuck open Clean or replace.
Sensor ground wire not connected Connect.
Refill board not working Replace if defective. See Refill PCA
Troubleshooting Instructions shown
later in the Troubleshooting section.
Sensor not calibrated properly Calibrate the sensor. Refer to Level
Sensor Adjustment and Calibration
provided earlier.
2. System underfilled
No adhesive Add adhesive.
No power Ensure that power is available to the
system.
Adhesive bridging Dislodge adhesive. Add optional
vibrator kit if problem persists.
Clogged wand/hose/lid Inspect the parts for improper
connections, clogs or kinks. Replace
as needed.
Clogged filter sock Replace if needed.
No/low air pressure Verify that sufficient air pressure and
flowrate is supplied to the Fulfill unit
from your factory. Static pressure
should be 65 psi min.; operating
pressure should be 45 psi min.
Replace the regulator if defective.
No power to the level sensor Verify that power is being supplied to
the level sensor (LED not lit = no
power) and that the power cord is
installed properly.
Deflector bent Repair or replace.
No power to fill board Verify power to the control box and at
the board. Replace if needed.
Solenoid failure Verify the connections to the
solenoid. Replace if defective.
Bad fill board Replace. See Refill PCA
Troubleshooting Instructions shown
later in the Troubleshooting section.
Overfill timer too short Adjust timer.
Sensor not calibrated properly Calibrate the sensor. Refer to Level
Sensor Adjustment and Calibration
provided earlier.
3. Frequent overfill
alarms with no cause
Timers not properly set Adjust the timer settings. See Time
Settings provided earlier.