To clearly label DEF and all other fluid storage containers as such. To avoid potential fluid contamination, it’s not recommended to reuse DEF containers, even approved ones. Stainless steel, polypropylene, and high-density polyethylene are appropriate options. Because DEF is corrosive to aluminum, storage containers made from It must be stored in ISO-approved containers made from durable composite materials. Proper DEF storage enhances its shelf life. It sit too long can result in bad, unusable fluid. Smaller fleets, however, should take a closer look at their estimated DEF usage, as over-buying and having offers DEF in bulk, a great option for large fleets that regularly service equipment and DEF is needed frequently. The good news is, it’s a fairly long shelf life DEF can usually be stored up to one year without any issues. So what causes DEF to go bad and how can it be prevented? Here are seven key areas.īecause it doesn’t include any preservatives, DEF does come with a shelf life. In the instance of equipment failure or component damage due to bad DEF, the manufacturer’s warranty even may be void, turning these issues into expensive fixes. Malfunctions with the machine’s SCR system Potential damage to components, including DEFĭosing pump and diesel particulate filter Issues with equipment, including engine de-rating or shut-down
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Here’s what happens when good DEF goes bad – and how to preventįirst, need to know the basics about diesel exhaust fluid? Read our 10 FAQs and answers about DEF.īad DEF can lead to a host of equipment issues, including: If mismanaged, this crucial fluid can become contaminated or degraded, and lead to problems with equipment. is committed to ensuringĪll are aware of how to properly manage and care for DEF. But more than just offering it to customers, RDO Equipment Co. Diesel exhaust fluid (DEF) is required in all Final Tier4 engines, so it’s not uncommon to find it sold at gas stations and dealerships, including RDO Equipment Co.