
In addition to installing breakout boxes to combat migrating gas, three simple but vital items are often overlooked. Desiccant dryers, corrosion inhibitors, and conduit seal-offs all help maintain the performance and longevity of your pump control systems by preserving the integrity of wiring, terminals, and other components within the controls enclosure.
Dryers and inhibitors are expendable and replacing them on a regular basis is easy and economical. Installing seal-offs properly at installation is your first line of defense against migrating gas and moisture and are inexpensive compared to the replacement cost of instrumentation, components, and wiring repairs due to corrosion.

Desiccant Dryers:

Change desiccant dryers when color changes from blue to pink. If the desiccant material has turned white, it is no longer protecting the level sensor from moisture.
Color Indicators:
Pink - Effectiveness reduce significantly, replace immediately
Pink - Effectiveness reduce significantly, replace immediately
White - No longer providing protection
Corrosion Inhibitors:

Seal-Offs:

Seal-offs should be installed in each conduit run between riser/sump and control panel.
Seal-offs are ineffective unless the damming fiber and sealing compound are in place. This is typically the responsibility of the electrician so be certain to check that this has been done.
For more information, please call EPG Companies Inc. at 1-800-443-7426
Since 1985, EPG Companies Inc. has designed and manufactured pollution control systems and equipment being used worldwide in various landfill, remediation, water and wastewater and industrial applications. With over 12,000 installations, EPG has become the choice among thousands of environmental professionals.
In addition to manufacturing superior, trouble-free equipment, EPG Companies conducts annual pumps and controls service school designed to help develop knowledge, expertise and troubleshooting ability. Our classes are applicable to all who are involved with the design, installation, and maintenance of Liquid or Gas Handling Systems, Remediation Systems and/or SCADA and Data Acquisition Systems.
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