Troubleshooting
6-5
Part 1611362
−
01
E
2018 Nordson Corporation
Corrective Action
Possible Cause
Problem
10. Damage to sieve
screens
Ultrasonic sieve uses very fine
wire on the sieve screens.
Mishandling during cleaning or
replacement can damage sieve
screen.
Use care when handling and cleaning
sieve screens.
11. Powder build up on
sieve screen
Screen not cleaned frequently
enough
Clean the sieve mesh at more
frequent intervals.
12. Sieve screen backing
up with certain
powders
Incorrect amplitude valve setting in
controller
Default valve for sieve screen
amplitude is set to 50% from factory.
Use the controller operator interface
to increase amplitude.
Loose transducer to controller (if
sieve not operating)
Check transducer connection.
Transducer should be torqued to
160 in-lbs (15
−
20 N
S
m).
13. Excessive sieve noise
Knobs or clamps not tightened;
screen gasket damaged
Make sure the clamps are tight.
Check the screen gasket and replace
it if damaged.
14. Problems related to
the sieve
See the supplier sieve manual.
15. Reclaim or Fresh
powder transfer pump
turned on, but pump
does not run
E
−
Stop button pressed
Reset the E
−
Stop button.
Afterfilter exhaust fan not running,
or fan interlock circuit defective
Turn on the exhaust fan. Check the
fan interlock wiring between the feed
center panel and the main system
panel.
Sieve motor not running
Reclaim or fresh powder transfer
pumps will not run unless the sieve is
on. Turn on the sieve.
Reclaim or Fresh Powder wiring
circuit is defective
Check the wiring. Repair or replace
as needed.
No air supply to solenoid valve
assembly, or solenoid valve not
opening
Check the air supply to the solenoid
valve assembly on the side of feed
center. Check the solenoid valve and
wiring. Replace the valve or repair
the wiring as needed. Refer to
Section 2 for the solenoid valve
location.
P
roblem with transfer pump
controls or pump.
Check the transfer pump and
controls. Refer to
Prodigy High
Capacity HDLV Pump
manual.
L
evel sensor failed or wiring
defective
Check level sensor and wiring.
Repair or replace as needed.
16. Reclaim or Fresh
powder transfer pump
cannot be purged
Reclaim or Fresh powder transfer
pump not turned on
Turn the Reclaim or Fresh powder
transfer pump switch to the On
position.
Continued...
Содержание Spectrum VT Feed Center
Страница 4: ...Change Record ii Part 1611362 01 E 2018 Nordson Corporation...
Страница 8: ...Table of Contents vi Part 1611362 01 E 2018 Nordson Corporation...
Страница 12: ...Safety 1 4 Part 1611362 01 E 2018 Nordson Corporation...
Страница 24: ...Description 2 12 Part 1611362 01 E 2018 Nordson Corporation...
Страница 52: ...Operation 4 24 Part 1611362 01 E 2018 Nordson Corporation...
Страница 64: ...Troubleshooting 6 10 Part 1611362 01 E 2018 Nordson Corporation...
Страница 86: ...Repair 7 22 Part 1611362 01 E 2018 Nordson Corporation...
Страница 90: ...Parts 8 4 Part 1611362 01 E 2018 Nordson Corporation Hopper 10014043 4 5 7 8 6 1 2 3 Figure 8 2 Controller...
Страница 100: ...Diagrams 9 2 Part 1611362 01 E 2018 Nordson Corporation...
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