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INTEC 1206 

SERIES-ICA-1 

REVISION: B – 05/12/03 

1 of 10 

 

 
 

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 
installed in accordance with INTEC Supplemental Type Certificate (STC) SR00180SE.  The information in this 
manual supplements or supersedes the basic manual only in those areas listed. 

 

THE SERVICE INFORMATION CONTAINED IN THIS DOCUMENT SUPERCEEDS THE SERVICE 

INFORMATION SECTION CONTAINED IN DOCUMENT NO. 1206-EFS/SRV. 

Summary of Contents for FDC/aerofilter STC SR00180SE

Page 1: ...er 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 installed in accordance with INTEC Supplemental Type Certificate STC SR00180SE The information in this manual supplements or supersedes the basic manual only in those areas listed THE SERVICE INFORMATION CONTAINED IN ...

Page 2: ...NITIAL RELEASE AG NP A 10 25 02 ADDED FILTER SYSTEM KIT 1206IN1 1600 AND 1206IN1 1601 TO TITLE PAGE MINOR REVISIONS TO FILTER ELEMENT SERVICING PROCEDURES JW 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 ...

Page 3: ...itions 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 Conditions 9 4 3 2 Inspection Normal Conditions 10 4 4 Oiling the Filter Element 10 ...

Page 4: ... actuated alternate air system is provided to bypass the filter elements in the event that engine performance is degraded due to filter blockage The alternate air system should be inspected at regular intervals or prior to flight into environmental conditions that may require its use 1 2 Scope of ICA This manual describes the airworthiness limitations service instructions inspection procedures and...

Page 5: ... update information contained in this ICA Although best efforts will be made to distribute revisions and updates to the registered owner of the product it is ultimately the responsibility of the current user to ensure he or she is using the most current information available Additional copies of this ICA as well as revisions and updates may be obtained by contacting Filtration Development Corporat...

Page 6: ...mitations 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 ...

Page 7: ...er element do not cause an appreciable airflow restriction large obvious debris such as leaves brush litter etc should be removed prior to flight Good judgment and practice will ensure safe operation as well as long filter life Inspections scheduled and conditional shall be performed by qualified personnel and in accordance with standard aircraft practice Compliance with all applicable Service Bul...

Page 8: ...e and carefully remove them from the duct c Reinstallation is reverse of above 4 3 Filter Element Cleaning a Holding the element clean side up Gently tap the element to dislodge any large imbedded debris and dirt b Use only INTEC filter cleaner PN 40 15 Severe conditions Soak element dirt side down in a pan of sufficient depth to allow complete coverage with INTEC filter cleaner Allow soak for 20 ...

Page 9: ...he fine mesh on the forward surface of the element pleats Complete erosion of more than 50 in is cause for element rejection b Inspect the course mesh on the aft surface of the element Any evidence of mesh wire wear or general signs of mesh deterioration are cause for element rejection c After cleaning and before reoiling hold the element up to a light and check for holes in the element material g...

Page 10: ...entually the red color will fade but the oil will remain CAUTION Never use the filter element without AeroFilter oil DO NOT use Engine Oil DO NOT use Transmission Oil DO NOT use Hydraulic Fluid DO NOT use Lightweight Oils WD 40 LPS etc a Fill sprayer with recommended quantity of Aerofilter oil 8 Fluid Ounces b Charge sprayer with compressed air c Apply oil to the filter element with smooth complet...

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