A field certification confirms that an installed cabinet is operating in accordance with the field test specifications of NSF Standard 49 (if currently listed by NSF) or the manufacturer. Field certification does not include the microbiological challenge and cross contamination tests that are performed in the factory by the manufacturer.
|Required Test||Optional Test|
*Part of LTS Standard Certification Report
In addition to the above NSF/ANSI 49 recommends the lifespan of a unit be 15 years. Starting at age 16 Lewis Testing Services requires a degradation inspection be performed to reduce the safety risks that an aging unit generates.