NATA Safety 1st highlights concerns for Facet Filters Monitor Elements for Jet A & Avgas

Safety 1st Alert – Facet Filters

Facet Filters issued an important notice yesterday, October 4th, regarding their Fuel Filter Monitor elements qualified to EI 1583, 7th edition. The notice recommended that the use of Facet Fuel Filter Monitors be temporarily ceased after ICP Copper Testing performed under EI 1583 Specification yielded results outside the acceptable limits. The notice applies to both jet fuel and Avgas applications where Facet Fuel Filter Monitors are used and can be viewed here: Facet Fuel Monitor Notice_10-4-23.

Since yesterday’s notice, an update has been released by Facet Filters which limits the Fuel Monitor Elements impacted to the model numbers below:  

  • FG-230-7

  • FG-225-7

  • FG-220-7

  • FG-215-7

  • FG-210-7

  • FG-205-7

NATA staff spoke with Alex Russel, president of Facet Filters who stated: “We are expediting new ICP Copper Testing as outlined in EI 1583, with a goal to have an update back to the industry by this Friday, October 6th”.

NATA will continue to update our members with new details as they develop.

For more information or for additional questions please contact NATA at