NFIRS 5.0 Element: ‘Automatic Extinguishment System (AES) Failure Reason’

Définition : The reason why the automatic extinguishing system failed to operate or did not operate properly.
Purpose : Information on the effectiveness of an AES is important for understanding the reasons why systems fail so they can be redesigned or additional safeguards put in place.
Entry : Check or mark the box that best describes why the AES failed to operate or was not effective.

Element Specification

 Specification   Value 
Requirement Optional
Expected Length 1
Element Type Coded Field – The coded field relating to an entry in the code table. Most coded fields allow for Plus+ One codes. For these fields the expected length of the coded entry is depicted as (National length OR Plus+ One length). Only fields with this notation in the expected length column allow for Plus+ One definitions. If the user has not provided information, an empty field should be transmitted.


Here are the NFIRS codes for the ‘Automatic Extinguishment System (AES) Failure Reason’ element

Automatic Extinguishment System (AES) Failure Reason  Code 
System Shut Off 1
Not Enough Agent Discharged To Control The Fire 2
Agent Discharged, But Did Not Reach The Fire 3
Inappropriate System For The Type Of Fire 4
Fire Not In Area Protected By The System 5
System Components Damaged 6
Lack Of Maintenance, Including Corrosion Or Heads Painted 7
Manual Intervention Defeated The System 8
Reason System Not Effective, Other 0
Undetermined U

Relational Edit Rules for ‘Automatic Extinguishment System (AES) Failure Reason’

NFIRS defines relational edit rules to ensure data consistency and accuracy in its database. These are the rules for ‘Automatic Extinguishment System (AES) Failure Reason’.

Rule Group  Overview 
Relational Edit Rule 79 relational edit rule 79.
Relational Edit Rule 81 relational edit rule 81.

Transactions containing ‘Automatic Extinguishment System (AES) Failure Reason’

The value of this element is captured by the following transaction :

Need more NFIRS help?

Here are some other useful ressources to learn more about NFIRS.

NFIRS Codes Cheat SheetNFIRS CodingNFIRS ExamplesFDIDsPOCsNFIRS TransactionsNFIRS ModulesNFIRS ElementsNFIRS RulesNFIRS ReferenceNFIRS Compliant ?

You can also read this NFIRS 5.0 Complete Reference Guide, and NFIRS 5.0 Design Documentation in order to have a deeper understanding of NFIRS 5.0. Here are also NFIRS 5.0 Forms ready for you to download and use.

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Last Updated on April 27, 2023