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INTEC 1206 SERIES-ICA-1
INSTRUCTIONS FOR
CONTINUED AIRWORTHINESS
STC SR00180SE
ENGINE INLET AIR FILTER SYSTEM
BELL 206 AND 407 SERIES HELICOPTERS
This supplement must be attached to the applicable Bell 206, A, A1, B, B1; Arrow Falcon OH58A, A+, C; Garlick
OH58A, A+, C Jet Ranger; Bell 206L1, L3, or L4 Long Ranger, Bell 407, FAA Approved Maintenance Manual when
the Engine Filtration System, P/N 1206IN1-600, 1206IN1-1600, 1206IN1-1601, 1206IN1-2600 or 1407IN1-600 is
instal
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INTEC 1206 SERIES-ICA-1 RECORD OF REVISIONS REV DATE DESCRIPTION BY IR 11/20/99 INITIAL RELEASE AG/NP A 10/25/02 ADDED FILTER SYSTEM KIT 1206IN1- JW 1600 AND 1206IN1-1601 TO TITLE PAGE. MINOR REVISIONS TO FILTER ELEMENT SERVICING PROCEDURES. B 05/12/03 ADDED FILTER SYSTEM KIT 1407IN1- 600 FOR BELL 407 SERIES HELICOPTERS. LIST OF EFFECTIVE PAGES PAGES REV 1 B 2 B 3 B 4 B 5 B 6 B 7 B 8 B 9 B 10 B REVISION: B – 05/12/03 2 of 10
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INTEC 1206 SERIES-ICA-1 TABLE OF CONTENTS TITLE SECTION PAGE 1 Introduction 4 1.1 General Product Information 4 1.2 Scope of ICA 4 1.3 Precautions 4 1.4 Definitions, Abbreviations, Acronyms and Symbols 5 1.5 Distribution 5 2 Airworthiness Limitations 6 3 Inspection/Test Requirement 7 3.1 General 7 3.2 Service Intervals 7 4 Filter Element Servicing 8 4.1 General 8 4.2 Removal and Reinstallation of Element 8 4.3 Filter Element Cleaning 8 4.3.1 Inspection - Severe Conditio
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INTEC 1206 SERIES-ICA-1 SECTION 1 Introduction 1.1 General Product Information The engine filter system is designed to protect the turbine engine from foreign object damage and micro erosion when operating in normal and severe environmental conditions. The Model 1206 and 1407 Engine Filter Systems consist of a duct assembly, left & right filter elements, low inlet pressure annunciator system, and a pilot actuated alternate air system. The filter elements are comprised of a
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INTEC 1206 SERIES-ICA-1 SECTION 1 Introduction (cont.) 1.4 Definitions, Abbreviations, Acronyms, and Symbols The following are used throughout the manual fl. oz. Fluid Ounce in. lb. Inch Pound (torque) ∆P Differential Pressure EFS Engine Filter System STC Supplemental Type Certificate FAR Federal Aviation Regulation ICA Instructions for Continued Airworthiness 1.5 Distribution From time to time it may be necessary to revise or update information contained in
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INTEC 1206 SERIES-ICA-1 SECTION 2 Airworthiness Limitations The Airworthiness Limitations section is FAA approved and specifies inspections and other maintenance required under §43.16 and §91.403 of the Federal Aviation Regulations unless an alternate program has been approved. No airworthiness limitations associated with this STC. REVISION: B – 05/12/03 6 of 10
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INTEC 1206 SERIES-ICA-1 SECTION 3 Inspection/Test Requirements 3.1 General This section covers the basic maintenance and service requirements necessary for safe operation and continued airworthiness of the Model 1206 and 1407 Engine Filter Systems. The service and inspection intervals designated herein are the maximum allowable and should not be exceeded. 3.2 Service Intervals When severe or unusual environmental conditions exist or as flight requirements dictate, it is t
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INTEC 1206 SERIES-ICA-1 SECTION 4 Filter Element Servicing 4.1 General To insure proper function and maintain a high level of filtration efficiency, great care should be taken when handling the element. The element is most likely to be damaged during servicing than in operation. Special care should be taken when removing and reinstalling the inlet cowling, as well as when removing and replacing the element from the duct. The pleated material’s fragile wire mesh is easily damaged
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INTEC 1206 SERIES-ICA-1 SECTION 4 Filter Element Servicing (cont.) c) Rinse the element with low pressure water from a garden hose. Always flush from the inside to the outside to avoid driving particles further into the filter media. d) After rinsing, gently shake off the excess water and set filter aside. Allow the element to dry naturally. It is permissible to set in direct sunlight for drying. DO NOT use Compressed Air DO NOT use Open Flame DO NOT use Hair Dryers
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INTEC 1206 SERIES-ICA-1 SECTION 4 Filter Element Servicing (cont.) 4.3.2 Inspection – Normal conditions. At each 150 hours of operation or upon activation of the low inlet pressure warning light, Remove the elements and inspect in accordance with paragraphs 4.3.1a, b, c and d. Elements should be replaced after 1500 hours in service. 4.4 Oiling The Filter Element CAUTION: Use only Oil, PN 40 – 10 or PN 40-10CW AeroFilter oil is a compounded mineral based blend, formulated
