The Aviation DataBase: Service Information: AVStar Fuel Systems
The Aviation DataBase®
Complete Aviation Regulatory Library
Sept. 11 Sept. 11
DataBases updated: Jul 18th, 2025
Home Products Library Support Account Login Contact
Illustrated Parts Catalogs
NameRevisionLangSubjectDate
en LFR-NMLH10, LFR-NNLH10 & LFR-NNLS10 Servos4/19/2021
en LVC-3-3A, LVC-3-3PA and LVC-5-4PA Carburetors4/19/2021
en LVC-5-5BPA and LVC-5-5PA Carburetors4/19/2021
en LHC-6-6BPA and LHC-6-6BA Carburetors4/19/2021
en LFR-NNSS5 Fuel Injection Servos4/19/2021
en LFR-NNSH10 Servos4/19/2021
en LFR-NNSM10 Servos4/19/2021
en Air Bleed Nozzles5/4/2021
en Flow Dividers (Manifold)5/4/2021
Operation & Maintenance Manuals
NameRevisionLangSubjectDate
en LVC-3-3A, LVC-3-3PA, LVC-5-4PA, LVC-5-5BPA, LVC-5-5PA, LHC-6-6BA and LHC-6-6BPA Carburetors9/25/2023
en LFR-NNSS5, LFR-NMLH10, LFR-NNLH10, LFR-NNLS10, LFR-NNSH10 & LFR-NNSM10 Servo Fuel Injectors with Air Bleed Injection Nozzles & Flow Divider5/27/2022
Service Bulletins
NameRevisionLangSubjectDate
en The Use of AvStar's PMA Parts in the Overhaul & Repair of Carburetors8/4/2009
en The Use of AvStar's Brass Floats in the Overhaul & Repair of Carburetors8/6/2009
en The Inspection of Float Clearances in All MA Series Carburetors8/6/2009
en Accelerator Pump Plungers3/16/2010
en Use of FAA-PMA Approved Replacement Parts in Fuel Injection Systems3/19/2010
2 en Mandatory The Fracture of a Fuel Diaphragm Stud in Fuel Servos4/6/2011
en Overhaul Periods for AvStar Carburetors1/25/2012
1 en Overhaul Periods for AvStar Carburetors7/23/2014
en Carburetor Throttle Body to Bowl Retaining Screw Inspection5/21/2012
1 en Carburetor Throttle Body to Bowl Retaining Screw Inspection7/23/2014
2 en Carburetor Throttle Body to Bowl Retaining Screw Inspection5/16/2015
en Adjustment of Servo Regulators Fitted with AvStar Diaphragms12/2/2013
en Fuel Servos Installed in an Updraft Configuration12/5/2013
en Service Limits for AvStar Fuel Servos7/1/2014
en Flow Divider - Manufacturing Defect5/20/2016
en New Fuel Nozzle for AVStar LVC-5-4PA Carburetor for Lycoming O-360-J2A installed on Guimbal Helicopters5/22/2017
1 en New Fuel Nozzle for AVStar LVC-5-4PA Carburetor for Lycoming O-360-J2A installed on Guimbal Helicopters4/23/2020
2 en LVC-5-5PA & LVC-5-5BPA AvStar Carburetors Manufactured in 20111/8/2019
Service Information
NameRevisionLangSubjectDate
1 en LFC-10AD2 Servos Installed on Lycoming IO-390 Engines6/10/2019
en Servo - Fuel Inlet Strainer11/13/2020
en Caarburetor Idele Mixture Adjustment2/1/2022
Miscellaneous
NameRevisionLangSubjectDate
en Customer Property Overhaul /Core Return Form
en Warranty Return Form
en Commercial Warranty - New Certified Fuel Systems6/1/2008
4 en Warranty Policy - Overhauled Fuel Systems12/1/2003