User guide

Problem
Sluggish conveying, excessive
load time, higher than nor-
mal conveying vacuums.
Excessive load time, low vac-
uum.
Excessive filter clogging.
Clogged separating section.
Build-up of dust in bottom
two sections of automatic
unload/reload type dust
collector.
Possible cause
The internal filter is clogged.
Vacuum leak in material, vacuum or dust
return lines.
3-way vacuum valve is leaking.
3-way vacuum valve is inoperative or
ineffective.
Excessive dust carryover from loader.
Build-up of dust in collector container.
Build-up of dust in automatic take-away
section.
Vent air solenoid failure.
Timer failure.
Solution
Clean internal filter, replace as neces-
sary.
Seal “O” ring couplings, check hose
clamps.
Increase air pressure 80-100 psi, clear
obstructions.
Check air pressure; is solenoid valve
energizing? Are conveying vacuums in
the 10-12” Hg. range?
See Troubleshooting Section in the
loader’s manual.
Empty container and clean filter.
Disassemble both bottom sections, clean
as necessary.
Check for 110 volt signal, check
diaphragm for dirt, clean and reassemble
valve.
Check electrical circuit, increase unload
time.
Troubleshooting l 6-3
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Troubleshooting
Troubleshooting