Material Residue In Tank; Material Hardens In Tank; Others - Nordson AltaBlue Customer Product Manual

8-16
Troubleshooting

Material Residue in Tank

Possible Cause
1. Tank setpoint
temperature set too
high

Material Hardens in Tank

Possible Cause
1. Tank setpoint
temperature set too
high/too low

Others

Problem
1. Leakage at pump
shaft seal
2. Material pressure too
low, output quantity
too low
3. Pump blocked
4. Leakage at applicator
during heatup phase
Part 1120130
Possible Fault / Troubleshooting
—
Material of low quality or not
appropriate for application
(temperature resistance poor)
Possible Fault / Troubleshooting
—
Possible Cause
Pump shaft seal is worn
—
Pump is worn
Processed material too cold
Foreign material in pump
Safety valve does not open
(expansion pressure)
Corrective Action
Correct temperature setting
Consult material supplier
Corrective Action
Correct temperature setting
Corrective Action
Tighten the gland bolt
Replace pump
Replace pump
Correct temperature setting (observe
data sheet of material manufacturer)
Replace pump
Replace safety valve
E 2011 Nordson Corporation