On July of 2008, the FAA issued a rule making that makes it necessary for Aircraft manufacturers to provide procedures to reduce flammability for all airplanes with heated fuel tanks located all or partially within the Aircraft fuselage.
CFR Title 14, §26.33 requires installation of a CFR Title 14, §25.981 Amendment 25-125 (or later) compliant Flammability Reduction System (FRS), such as an ‘Inerting System’ or ‘Ignition Mitigation System’ on all Transport Category airplanes with Original Manufacturer Certificate of Airworthiness or Export Airworthiness Certificate issued on or after January 1, 1962.
This Supplemental Type Certificate (STC) is an FAA approved method of compliance (MOC) to the requirements of 25.981 and 121.1117 in the flowing aircraft: B737 - (300 - 900), B757 - (200), and B767 - (200-300).
It is an alternative to the Boeing Nitrogen Inerting System.
Installation of Invicta Ignition Mitigation Means (IMM) in the center wing tank (CWT)
Installation of emergency escape path lighting system.
Installation of provisions for smoke/fire detection/suppression system,lower cargo compartments.Installation of active smoke/ fire detection/suppression system, lowercargo compartments.
Installation of fire protection systems, lower cargo compartment Class Dto Class C conversion. Original FAA STC ST01466LA-D for B737-300;this revision is implementing the validation of FAA STC ST00749LA-D forB737-
Conditions: Prior to installation of this modification it must be determined thatthe interrelationship between this modification and any other previouslyinstalled modification and/ or repair will introduce no adverse effectupon the airworthiness
of the product.
Installation of floor proximity escape path marking system.
Installation of a Canadian Marconi CMA-2014 Multi Function Control Display Unit (MCDU) and Data Loader Connector.
Installation of Dual Litton Compass Control Units, P/N 461995-02.