Troubleshooting
6-5
Part 1108061-02
E 2015 Nordson Corporation
Corrective ActionPossible CauseProblem
9. Powder escaping
from canopy or
powder feed center
openings
Cartridge filters clogged, exhaust
fan draw insufficient to retain
powder within the canopy or
powder feed center.
If the differential pressure gauge
shows more than 6-in. wc, refer to
problem 7.
Cross drafts interfering with
exhaust fan draw
Check for cross drafts at all
enclosure openings. Eliminate or
divert drafts.
Workpieces entering booth are too
hot
Cool the workpieces before moving
them into the booth. The workpiece
temperature should not exceed
49 _C (120 _F).
Powder spray gun output exceeds
booth containment capability
Reduce the powder flow and/or the
number of the spray guns.
Booth openings too large Close or decrease the size of the
openings.
Workpieces too large for booth Contact your Nordson Corporation
representative.
Fan rotation backward Reverse the rotation of the motor.
Refer to the Reversing Motor
Direction procedure in this section.
Air leaks in ducts, duct extensions,
or duct seals
Inspect duct joints, extensions, and
seals for air leaks. Repair and seal
all leaks.
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