Printronix SLPA8000 User Manual page 242

Chapter 6
Troubleshooting Other Symptoms
Sympton
Label falling off the tamp
pad after being
dispensed.
Labels buckling while
feeding onto the tamp
pad assembly.
242
Table 13. Applicator Troubleshooting Chart
Diagnosis
1. Check air jet pressure and
angle adjustment.
2. Check vacuum setting and
that all the holes on the pad
are covered.
3. Check for defective or old
label supplies that are
curling.
1. Clean any debris on the
tamp pad surface.
2. Check for a worn tamp pad.
Solution
1. Adjust air jet regulator
clockwise and position the
air jet to blow onto the first
1/3 of the label. If no air jet
stream, check the valve air
input and 24V to valve. If
still no air jet stream, check
the connector. Check the
air solenoid valve is
connected to the vacuum
generator.
2. Adjust vacuum valve
clockwise for 20 in. hg.
Check for obstruction in the
vacuum holes. Check for
clogged vacuum carb.
Check the vacuum filter.
3. Order new labels from
Printronix.
4. Check for 20 inches hg at
the hose.
1. Clean the tamp pad
surface.
2. Replace worn tamp pad
assembly.
3. Increase the vacuum delay
time.