Troubleshooting
5-1
Part 104373
−
03
E
2015 Nordson Corporation
Section 5
Troubleshooting
WARNING:
Allow only qualified personnel to perform the following tasks.
Follow the safety instructions in this document and all other related
documentation.
These troubleshooting procedures cover only the most common problems
that you may encounter. If you cannot solve the problem with the
information given here, contact your local Nordson representative for help.
No.
Problem
Page
Pump fails to start
Pump stops during operation
Air leaking continuously into muffler
Pump strokes irregularly or fluid pressure fluctuates
Gradual loss of fluid pressure while air supply
pressure remains constant
Coating material mixing with solvent chamber fluid
Pump strokes when circulation and drain-off valves
are closed
Fluid pressure drops when the spray devices are
triggered
Fading or narrowing of the spray pattern after the
spray device is triggered
Spray device nozzle plugging
Trails appearing in a spray pattern that was normal
Temperature drops after spray devices are triggered
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