Nordson Encore XL Powder, Manual

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6-1 Maintenance
© 2021 Nordson Corporation
1607027-01
Section 6
Maintenance
WARNING: Allow only qualified personnel to perform the following tasks. Follow the
safety instructions in this document and all other related documentation.
NOTE: Maintenance procedures given here are for the feed center only. Refer to your
system component manuals for maintenance procedures for all other system equipment.
Daily Maintenance
NOTE: You may need to perform these procedures more or less often, depending on
your application requirements.
Table 6-1 Daily Maintenance Procedures
Component Maintenance Procedure
Sieve
Disassemble and clean the sieve pan and screen. Inspect the sieve screen and replace it
if powder is fused to it or it is damaged. If applicable, make sure the ground clip is installed
around the screen gasket so it grounds the screen to the pan and deck. More information on
sieve styles is available in the Parts section.
Purge Manifold
Assembly
Raise the lance assembly and blow off the purge manifolds, latches, yokes, and air cylinder.
Make sure all quad ring seals are in place on the purge manifolds.
Lance Assemblies Blow off the lance assemblies and check all powder hose and air tubing connections.
In-Line Pumps
Disassemble the pumps and blow off the parts with low-pressure compressed air. Replace
any worn parts. Refer to the
Encore In-Line Pump
manual, part number 1095928, for repair
procedures and replacement parts.
Cables, Tubing, and
Feed Hoses
Check all external cables, powder hoses, and air tubing for damage. Repair or replace as
necessary.
HDLV Transfer Pumps
Purge the pumps. Inspect the pinch valve body for signs of powder leakage.
If powder is present in the pinch valve section, replace the pinch valves. Refer to the Prodigy
HDLV High-Capacity pump with Electric Timing Valve manual, part number 1619979, for
repair procedures and replacement parts.
Powder Supply Check the powder supply level regularly and add powder as necessary.
Compressed Air
Supply
Check the compressed air dryers and filters. Drain filters if needed. Perform maintenance
as necessary.
Enclosure Clean the interior and exterior of the feed center. Check all equipment ground connections.
Cartridge Filters
Check the seals around the cartridge filters. If the cartridge filters are not sealing properly,
tighten them.