Aerometals is a full service aerospace manufacturer offering a full range of production services including CNC machining and turning, sheet metal Sikorsky S-76 fabrication, welding, autoclave, composites, and precision assembly. Inlet Barrier Filter System

Manufacturing Excellence Please contact us at 1.800.350.6674 or visit our website at www.aerometals.aero Manufacturing Excellence 50 years of fi eld experience has shown performance degradation and premature failure in turbine engine components and accessories are directly related to S-76 Inlet Barrier Filter Filter Health Monitor fi ltration effi ciencies. By nature, Aerometals S-76 Inlet Barrier Filter (IBF) The Aerometals S-76 IBF rotorcraft operate in low level system is fi eld tested and proven to perform. system features a Filter “nap-of-the-earth” altitudes The innovative light weight design provides Health Monitor (FHM) (1,000 feet AGL or less). Turbine system that displays complete engine inlet protection in any operating helicopters operating within this environment. The advanced system is designed fi lter status to the pilot. environment are unavoidably for ease of installation and boasts an ample and If maximum allowable subjected to high levels of erosive effi cient fi lter surface area with maintenance blockage level is reached, tailored to your operations. the FHM transmits a and corrosive airborne particles. signal to panel mounted indicator switches, alerting the pilot to The resultant costs of increased • Prevents premature erosion activate the bypass doors. For maintenance, the FHM is useful for maintenance and reduced aircraft • Eliminate FOD planning element cleaning. productivity can be staggering. • Extend engine life Aerometals provides a proven solution. • Preserve power margins Estimated Installation Time: 100 hours • Reduce engine overhaul cost The S-76 IBF system is designed for ease of installation and The Aerometals provides superior • Reduce aircraft down time service. No major modifi cations to the airframe are required. Installation can usually be performed by maintenance personnel engine protection, reduced with our expert support engineers available to assist if required. maintenance costs, and greater Advantages of IBF System: installed performance. • Eliminates 99% of microscopic particles Performance Characteristics Service (99.3 capture effi ciency-SAE Test Dust) The S-76 IBF certifi cation is a result of Hundreds of thousands of fl ight The fi lter elements are serviced at practical intervals that can be comprehensive testing in desert and • Prevents Premature compressor/turbine tailored to your maintenance hours in many environments mountainous regions. blade erosion cycle, typically 100 – 300 hours including mining, agricultural, • Reduces corrosion due to ingestion of airborne • No performance penalty or as required. A water soluble forestry, law enforcement, military, salt nuclei present in coastal operations cleaner is sprayed onto the and air medical have shown • Certifi ed for use with basic performance charts elements and then rinsed with • Prevents premature governor, bleed valve and excellent results. Inspection and • Certifi ed for CAT-A operations clean water, allowed to dry, re- fuel nozzle contamination overhaul results show Aerometals oiled and returned to service. • Certifi ed for fl ight in falling and blowing snow systems deliver a substantial • Protects the labyrinth seals and all Element life is “on-condition” components impacted by cooling airfl ow – not time or cleaning cycle reduction in overhaul costs, hourly operating costs and increased • Prevents ash compaction on turbine wheels limited. Aerometals’ large fi lter surface area means longer times reliability. and resulting hot spots between cleaning cycles • Prevents centrifugal coating of internal shafts Specifi cations and resulting imbalance • STCs: FAA - SR01616SE, • Decreased wear in oil path and bearings EASA - IM.R.S.01459 • System Weight: 41/43 Ibs. Engine Inlet Barrier Filtration Systems for Pure Air in • Eligible for installation: 76A+, A++, C, C+ Any Environment.