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8-14
Troubleshooting
No Material (Motor Rotating)
Possible Cause
1.
Tank empty
2.
Filter cartridge
clogged
3.
Material supply hole
to pump or pump
suction hole clogged
4.
Pressure control
valve defective
5.
Safety valve defective
6.
Pump defective
7.
Pressure control
valve setting too low
Too Little Material
Possible Cause
1.
Material supply hole
to pump or pump
suction hole partially
clogged
2.
Filter cartridge partly
clogged
3.
Pressure control
valve defective
4.
Processing
temperature set too
low
5.
Pump block is worn
6.
Safety valve defective
7.
Pump defective
8.
Pressure control
valve setting too low
Part 1120130
Possible Fault / Troubleshooting
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Possible Fault / Troubleshooting
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Corrective Action
Fill tank
Clean or replace filter screen
Detach pump and clean supply hole
or suction hole
Replace pressure control valve
Replace safety valve
Replace pump
Adjust pressure control valve
Corrective Action
Detach pump and clean supply hole
or suction hole
Clean or replace filter screen
Clean or replace
Correct temperature setting
Replace pump
Replace safety valve
Replace pump
Adjust pressure control valve
E 2011 Nordson Corporation
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Table of Contents
Troubleshooting
