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 Effective Service Bulletins
Revision: October 8, 2018
No. Content Date of Issue
No. 1AL OVERHAUL PERIODS, SERVICE LIFE LIMITS
AND AIRWORTHINESS PROCEDURES FOR
AVIA PROPELLERS AND ACCESSORIES 		October 8, 2018
No. 2M Possible Spinner Assemblies for AVIA Propellers June 16, 2014
No. 3N Possible Governors, Feathering Pumps, Oil Distributors and Synchrophaser Systems for AVIA Propellers August 10, 2017
No. 4J De-icing Systems of AVIA Propellers May 25, 2015
No. 5G List of AVIA Propeller Certified and Experimental Installations April 22, 2013
No. 6F Propeller V410, V500, V503, V506, V520 Type Series Calendar TBO Specification, Periodic Visual Inspection of the Propeller Blades and Calendar TBO in Field Extension Canceling April 20, 2009
No. 7 P-W( )-( ) Series Propeller Governor Inspection and Upgrade March 7, 2013
No. 8 P-W22-1 PROPELLER GOVERNOR INSPECTION AND MODIFICATION September 12, 2013
No. 9A AV-725-1-E-C-F-R(W): Inspection of Beta Feedback Mechanism January 28, 2016
No. 10A Introduction of P-S-2A Beta Switch March 7, 2018
V 210 Propeller (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V 210/3b End of new propeller production Nov 25, 2003 031125.PDF
V 210/2b-R1 List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 310 Propeller (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V 310/2b-R1 List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 410 Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V410/2-I/59 Mounting and dismounting the propeller V-410 on/from the engine. Jan 1, 1959 590101.PDF
V410/3-I/59 Use of suitable bracket of adjustable electrical gear when ordering spare parts. Apr 1, 1959 590401.PDF
V410/9-I/61 Supplements to technical descriptions and working instructions for the V 410 and the V 410 A airscrews. Jan 1, 1961 610101.PDF
V410/10-I-61 Detail instructions on lubricating the V-410, V-410A, V-410T and V-410AT airscrews. Apr 1, 1961 610401.PDF
V410/11-I/61 Technical Description and Operating Instructions for the Variable Pitch Airscrew Unit Type V 410, V 410A, V 410T, V 410AT. Jul 1, 1961 610701.PDF
V410/12 Final establishment of propeller service life and extension of time to 1-st. capital overhaul /inspection/. Sep 26, 1972 replaced by
SB-1
V410/15b End of new propeller production Nov 25, 2003 031125.PDF
V 410/14b-R1 List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 500A Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V500A/2 Checking the tightening of the nut fixing the propeller on the aircraft engine. Sep 13, 1982 820913.PDF
V500A/3 Recommended time between overhauls. Jul 1, 1991 replaced by
SB-1
V500A/4-R2 "Operatorīs Installation and Maintenance Manual for V 500A Propeller" - new English edition. Jun 23, 2003 030623.PDF
V500A/6a Oil distributor flange on the V 500A propeller, distributor drawing no. P 7900-6111. Apr 15, 1994 940415.PDF
V500A/7a The inspection of P 7900.01 oil distributor flange on V 500A propellers exposed to aerobatic use.
23.1.2008
Correction of wrong date of issue to correspond with Czech version. 		Apr 18, 1995 950418.PDF
V500A/8a-R4 Operation Time Between Overhauls (TBO) and Operational - Technical Life for V 500A Propeller and P7900.01 and LUN 7902. Pressure Oil Distributors Sep 20, 2004 replaced by
SB-1
V500A/9a Repeatable extension of the time between overhaul (TBO) determined in years. Mar 3, 2002 replaced by
SB-1
V500A/11b Possibility of replacement of the pressure oil distributor P 7900.01. Jun 22, 1999 990622.PDF
V500A/12a-R1 Not approved repair method of the damaged propeller blade.
Shortened conclusion of technical report No. 4300477 and pictures of the propeller blade crack (pdf 183 kB) 		Sep 20, 2004 040920.PDF
V 500A/10b-R1 List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 503 Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V503/2 Removal of the leakage of airscrew. Aug 3, 1968 680803.PDF
V503/4 Rating of total service life and interoverhaul service period. Jan 16, 1976 replaced by
SB-1
V503/5 Checking the tightening of the nut fixing the propeller on the aircraft engine. Sep 13, 1982 820913.PDF
V503/6 Replacement of the MK8P oil for the V 503 operation. Feb 11, 1990 900211.PDF
V503/9b End of new propeller production Nov 25, 2003 031125.PDF
V 503/8b-R1 List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 503A Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V503/2 Removal of the leakage of airscrew. Aug 3, 1968 680803.PDF
V503/5 Checking the tightening of the nut fixing the propeller on the aircraft engine. Sep 13, 1982 820913.PDF
V503/6 Replacement of the MK8P oil for the V 503 operation. Feb 11, 1990 900211.PDF
V503A/7 Recommended time between overhauls. Jul 1, 1991 replaced by
SB-1
V503A/8 Recommended overhaul period and the service life of V 503 A propellers. Aug 1, 1991 replaced by
SB-1
V503A/11a Not approved repair method of the damaged propeller blade.
Shortened conclusion of technical report No. 4300477 and pictures of the propeller blade crack (pdf 183 kB) 		Sep 20, 2004 040920.PDF
V 503A/10b-R1 List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 503AP Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V 503AP/1b-R1 List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 506 Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V506/1-I/62 Untightness of the pressure oil distributor of V 506 propellers. May 2, 1962 620502.PDF
V506/3-I/63 Fixing screws of P/N V 506-2203 on the L 200D aeroplanes. Jan 1, 1963 630101.PDF
V506/4-I/64 Pressure oil distributors for V 506 airscrews. Mar 24, 1964 640324.PDF
V506/5-I/64 Demounting of cover front part. Mar 25,1964 640325.PDF
V506/6-I/64 The LUN 7810 speed governor adjustment. Sep 01, 1964 640901.PDF
V506/7-I/65 Protecting the sleeve (P/N V 506-2005) of the V 506 airscrew against tightening by excessive torque. Mar 30, 1965 650330.PDF
V506/8-I/68 Cleaning of the V 506 Propeller in Russia. Nov 4, 1968 681104.PDF
V506/9 Final establishment of propeller service life and extension of time to 1-st. capital overhaul /inspection/. Sep 26, 1972 replaced by
SB-1
V506/12b End of new propeller production Nov 25, 2003 031125.PDF
V 506/11b-R1 List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 508 Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V508/2 Operatorīs Installation and Maintenance manual revision. Overshoot of the RPM. Aug 5, 1977 replaced by E-1500
V508/3 Operatorīs Installation and Maintenance manual revision. Repair of the glue off places on the deicing boots. Aug 3, 1977 replaced by E-1500
V508/1a Operatorīs Installation and Maintenance manual revision. Information for propeller servicing on airplanes L 410MA. Apr 10, 1980 replaced by E-1500
V508/2a Operatorīs Installation and Maintenance Manual revision. Cancel the instruction for propeller blade radial clearance checking. Dec 31, 1987 replaced by E-1500
V508/3a-R2 Number of overhauls during service life and TBO of V 508 series propellers. May 24, 2002 replaced by
SB-1
V508/4a New issue of "Installation and Operation Manual for AVIA V508 - Type Series Aircraft Propellers" P/N 059-8912.7 Jun 20, 2003 replaced by E-1500
V 508/5a Change of "Installation and Operation Manual for AVIA V508 - Type Series Aircraft Propellers" P/N 059-8912.7 Oct 9, 2003 replaced by E-1500
V508/1b V508 and V 508B TBO. Dec 10, 1979 replaced by
SB-1
V508/2b Operatorīs Installation and Maintenance Manual revision. Change of safeguarding-spring pin mounting with lever "Zv". Jun 30, 1984 replaced by E-1500
V508/3b Operatorīs Installation and Maintenance Manual revision. Cancel the instruction for tightening the microswitch bolt "V" on the propeller governor. Jan 1, 1987 replaced by E-1500
V508/6b-R1 Introduction of unified bolts and washers for all versions (models) of V 508 and V 510 propeller series. Jun 17, 2002 replaced by E-1500
V508/7b-R1 Designation the models of the V 508 series propeller. Apr 9, 2002 replaced by E-1500
V 508/5b-R1 List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 508 B Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V508B/1a Operatorīs Installation and Maintenance Manual revision. Information for propeller servicing on L 410MA airplanes. Apr 10, 1980 replaced by E-1500
V508B/2a Operatorīs Installation and Maintenance Manual revision. Cancel the instruction for propeller blade radial clearance checking. Dec 31, 1987 replaced by E-1500
V508B/3a-R2 Number of overhauls during service life and TBO of V 508 series propellers. May 24, 2002 replaced by
SB-1
V508B/4a New issue of "Installation and Operation Manual for AVIA V508 - Type Series Aircraft Propellers" P/N 059-8912.7 Jun 20, 2003 replaced by E-1500
V 508B/5a Change of "Installation and Operation Manual for AVIA V508 - Type Series Aircraft Propellers" P/N 059-8912.7 Oct 9, 2003 replaced by E-1500
V508B/1b V508 and V 508B TBO. Dec 10, 1979 replaced by
SB-1
V508B/2b V 508B TBO. Oct 23, 1981 replaced by
SB-1
V508B/3b V 508B TBO. Jan 19 1982 replaced by
SB-1
V508B/4b Operatorīs Installation and Maintenance Manual revision. Change of safeguarding-spring pin mounting with lever "Zv". Jun 30, 1984 replaced by E-1500
V508B/5b Operatorīs Installation and Maintenance Manual revision. Cancel the instruction for tightening the microswitch bolt "V" on the propeller governor. Jan 1, 1987 replaced by E-1500
V508B/10b-R1 Introduction of unified bolts and washers for all versions (models) of V 508 and V 510 propeller series. Jun 17, 2002 replaced by E-1500
V508B/11b-R1 Designation the models of the V 508 series propeller. Apr 9, 2002 replaced by E-1500
V 508B/9b-R1 List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 508 D Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V508D/1a Operatorīs Installation and Maintenance Manual revision. Cancel the instruction for propeller blade radial clearance checking. Dec 11, 1987 replaced by E-1500
V508D/2a V 508D propeller airworthiness limitations for PZL 106 BT-601 Turbokruk aeroplanes. Jun 9, 1994 replaced by
SB-1
V508D/3a-R2 Number of overhauls during service life and TBO of V 508 series propellers. May 24, 2002 replaced by
replaced by E-1500
V508D/4a Operatorīs Installation and Maintenance Manual revision. The section "Airworthiness Limitations" has been appended. Sep 14, 2001 replaced by E-1500
V508D/5a New issue of "Installation and Operation Manual for AVIA V508 - Type Series Aircraft Propellers" P/N 059-8912.7 Jun 20, 2003 replaced by E-1500
V 508D/6a Change of "Installation and Operation Manual for AVIA V508 - Type Series Aircraft Propellers" P/N 059-8912.7 Oct 9, 2003 replaced by E-1500
V508D/1b Inspection of the V 508D propeller overspeed governor function. Oct 1, 1983 replaced by E-1500
V508D/2b Operatorīs Installation and Maintenance Manual revision. Change of safeguarding-spring pin mounting with lever "Zv". Jun 30, 1984 replaced by E-1500
V508D/3b Operatorīs Installation and Maintenance Manual revision. Cancel the instruction for tightening the microswitch bolt "V" on the propeller governor. Dec 18, 1986 replaced by E-1500
V508D/7b Repeatable extension of the time between overhaul (TBO) fixed in years. Jan 17, 1997 replaced by
SB-1
V508D/10b-R1 Operatorīs Installation and Maintenance Manual revision. New instructions for unsticking and gluing the Goodrich deicing boots. May 11, 2000 replaced by E-1500
V508D/11b-R1 Introduction of unified bolts and washers for all versions (models) of V 508 and V 510 propeller series. Jun 17, 2002 replaced by E-1500
V508D/12b-R1 Designation the models of the V 508 series propeller. Apr 9, 2002 replaced by E-1500
V 508D/9b-R1 List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 508 D-2 Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V508D-2/1a Operatorīs Installation and Maintenance Manual revision. The section "Airworthiness Limitations" has been appended. Sep 14, 2001 replaced by E-1500
V508D-2/3a-R2 Number of overhauls during service life and TBO of V 508 series propellers. May 24, 2002 replaced by
SB-1
V508D-2/4a New issue of "Installation and Operation Manual for AVIA V508 - Type Series Aircraft Propellers" P/N 059-8912.7 Jun 20, 2003 replaced by E-1500
V508D-2/5a Change of "Installation and Operation Manual for AVIA V508 - Type Series Aircraft Propellers" P/N 059-8912.7 Oct 9, 2003 replaced by E-1500
V508D-2/1b-R1 Introduction of unified bolts and washers for all versions (models) of V 508 and V 510 propeller series. Jun 17, 2002 replaced by E-1500
V508D-2/2b-R1 Designation the models of the V 508 series propeller. Apr 9, 2002 replaced by E-1500
V 508D-2/3b List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 508 D-AG Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V508D-AG/3a-R2 Number of overhauls during service life and TBO of V 508 series propellers. May 24, 2002 replaced by
SB-1
V508D-AG/4a New issue of "Installation and Operation Manual for AVIA V508 - Type Series Aircraft Propellers" P/N 059-8912.7 Jun 20, 2003 replaced by E-1500
V 508D-AG/5a Change of "Installation and Operation Manual for AVIA V508 - Type Series Aircraft Propellers" P/N 059-8912.7 Oct 9, 2003 replaced by E-1500
V508D-AG/1b Repeatable extension of the time between overhaul (TBO) fixed in years. Jan 17, 1997 replaced by
SB-1
V508D-AG/4b-R1 Introduction of unified bolts and washers for all versions (models) of V 508 and V 510 propeller series. Jun 17, 2002 replaced by E-1500
V508D-AG/5b-R1 Designation the models of the V 508 series propeller. Apr 9, 2002 replaced by E-1500
V 508D-AG/3b-R1 List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 508 E Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V508E/3a-R2 Number of overhauls during service life and TBO of V 508 series propellers. May 24, 2002 replaced by
SB-1
V508E/4a New issue of "Installation and Operation Manual for AVIA V508 - Type Series Aircraft Propellers" P/N 059-8912.7 Jun 20, 2003 replaced by E-1500
V508E/5a Change of "Installation and Operation Manual for AVIA V508 - Type Series Aircraft Propellers" P/N 059-8912.7 Oct 9, 2003 replaced by E-1500
V508E/1b-R1 Designation the models of the V 508 series propeller. Apr 9, 2002 replaced by E-1500
V508E/2b Introduction of unified bolts and washers for all versions (models) of V 508 and V 510 propeller series. Jun 17, 2002 replaced by E-1500
V 508E/3b List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 508 E-AG Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V508E-AG/3a-R2 Number of overhauls during service life and TBO of V 508 series propellers. May 24, 2002 replaced by
SB-1
V508E-AG/4a New issue of "Installation and Operation Manual for AVIA V508 - Type Series Aircraft Propellers" P/N 059-8912.7 Jun 20, 2003 replaced by E-1500
V508E-AG/5a Change of "Installation and Operation Manual for AVIA V508 - Type Series Aircraft Propellers" P/N 059-8912.7 Oct 9, 2003 replaced by E-1500
V508E-AG/1b-R1 Designation the models of the V 508 series propeller. Apr 9, 2002 replaced by E-1500
V508E-AG/2b Introduction of unified bolts and washers for all versions (models) of V 508 and V 510 propeller series. Jun 17, 2002 replaced by E-1500
V 508E-AG/3b List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 508 Z Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V508Z/1a Operatorīs Installation and Maintenance Manual revision. Cancel the instruction for propeller blade radial clearance checking. Dec 30, 1987 replaced by E-1500
V508Z/3a Operatorīs Installation and Maintenance Manual revision. Change the take off RPM. Apr 12, 1989 replaced by E-1500
V508Z/4a Propeller governor adjusting. Apr 13, 1989 replaced by E-1500
V508Z/5a-R2 Number of overhauls during service life and TBO of V 508 series propellers. May 24, 2002 replaced by
SB-1
V508Z/6a New issue of "Installation and Operation Manual for AVIA V508 - Type Series Aircraft Propellers" P/N 059-8912.7 Jun 20, 2003 replaced by E-1500
V508Z/7a Change of "Installation and Operation Manual for AVIA V508 - Type Series Aircraft Propellers" P/N 059-8912.7 Oct 9, 2003 replaced by E-1500
V508Z/1b Operatorīs Installation and Maintenance Manual revision. Cancel the instruction for tightening the microswitch bolt "V" on the propeller governor. Jan 2, 1987 replaced by E-1500
V508Z/3b Repeatable extension of the time between overhaul (TBO) fixed in years. Jan 17, 1997 replaced by
SB-1
V508Z/6b-R1 Introduction of unified bolts and washers for all versions (models) of V 508 and V 510 propeller series. Jun 17, 2002 replaced by E-1500
V508Z/7b-R1 Designation the models of the V 508 series propeller. Apr 9, 2002 replaced by E-1500
V 508Z/5b-R1 List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 510 Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V510/1a V 510 Propeller Operatorīs Installation and Maintenance Manual revision. The section "Airworthiness Limitations Valid for Canada Only" has been appended. Mar 6, 2001 010306.PDF
Appendix
V510/2a Change of "Operatorīs Installation and Maintenance Manual - V510 Propeller" P/N 068-8912.7 Jun 11, 2003 030611.PDF
V510/1b V 510 Propeller Operatorīs Installation and Maintenance Manual revision. Cancel the instruction for tightening the microswitch bolt "V" on the propeller governor. Dec 1, 1987 871201.PDF
V510/2b The prolongation of V 510 propeller overhaul period. Sep 7, 1988 replaced by
SB-1
V510/3b Increasing the period of operation till the next overhaul and the total service life of the V 510 propellers. Jan 1, 1991 replaced by
SB-1
V510/5b-R1 Time Between Overhaul (TBO) and service life of V 510 propeller. Mar 21, 2000 replaced by
SB-1
V510/7b Repeatable extension of the time between overhaul (TBO) fixed in years. Jan 17, 1997 replaced by
SB-1
V510/9b V 510 Propeller Operatorīs Installation and Maintenance Manual revision. The section "Airworthiness Limitations" has been changed. May 29, 1998 980529.PDF
V510/11b-R1 V 510 Propeller Operatorīs Installation and Maintenance Manual revision. New instructions for unsticking and gluing the Goodrich deicing boots. May 12, 2000 000512.PDF
V510/12b Decrease of the forward thrust in landing regime. Oct 31, 2000 001031.PDF
V510/13b Designation the models of the V 510 series propeller. Mar 7, 2002 020307.PDF
V510/14b-R1 Introduction of unified bolts and washers for all versions (models) of V 508 and V 510 propeller series. Jun 17, 2002 020617.PDF
V 510/10b-R1 List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 510 T Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V510T/1a-R1 Operation limitations to the overhaul of V 510T propeller. Feb 17, 2004 replaced by
SB-1
V510T/1b Repeatable extension of the time between overhaul (TBO) fixed in years. Jan 17, 1997 replaced by
SB-1
V510T/4b Decrease of the forward thrust in landing regime. Oct 31, 2000 001031.PDF
V510T/5b Designation the models of the V 510 series propeller. Mar 7, 2002 020307.PDF
V 510T/3b-R1 List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 510 AG Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V510AG/1a V 510AG Propeller Operatorīs Installation and Maintenance Manual revision. The section "Airworthiness Limitations Valid for Canada Only" has been appended. Mar 8, 2001 010308.PDF
V510AG/1b Repeatable extension of the time between overhaul (TBO) fixed in years. Jan 17, 1997 replaced by
SB-1
V510AG/3b V 510AG Propeller Operatorīs Installation and Maintenance Manual revision. The section "Airworthiness Limitations" has been changed. May 30, 1998 980530.PDF
V510AG/5b Decrease of the forward thrust in landing regime. Oct 31, 2000 001031.PDF
V510AG/6b Designation the models of the V 510 series propeller. Mar 7, 2002 020307.PDF
V510AG/7b-R1 Introduction of unified bolts and washers for all versions (models) of V 508 and V 510 propeller series. Jun 17, 2002 020617.PDF
V 510AG/4b-R1 List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3

V 520 Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
V520/6a Specification of the service life and air service period between the separate general overhauls of the V 520 propeller. Apr 2, 1985 replaced by
SB-1
V 520/8b-R1 List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3
V520/9B Time between Overhaul (TBO) and Life Limits of V520 Propeller Type Series July 17, 2008 replaced by
SB-1

AV 723 Propeller Up BACK Up (a) - Mandatory    (b) - Information
Bulletin No. Content Date of Issue Files (.PDF)
AV 723/1b List of complete documentation for periodical maintenance, standard repairs and overhauls of aircraft propellers. Feb 23, 2007 replaced by
SL-3


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AVIA PROPELLER
Tel: (+420) 296 336 530; -32,    Fax: (+420) 296 336 519
E-Mail: sales@aviapropeller.cz,