Service Information: Blanik
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(Formerly Letecke Zavody (LET))
Table of Contents
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| LOB L13/A | en | Bulletins | 07/01/2019 | |
| LOB L13/A | en | Bulletins | 02/01/2017 | |
| LOB L13AC | en | Bulletins | 07/01/2019 | |
| LOB L13AC | en | Bulletins | 01/01/2017 | |
| LOB L23 | en | Bulletins | 07/01/2019 | |
| LOB L23 | en | Bulletins | 01/01/2017 | |
| LOB L33 | en | Bulletins | 07/01/2019 | |
| LOB L33 | en | Bulletins | 01/01/2017 |
| Name | Revision | Lang | Subject | Date |
|---|---|---|---|---|
| SB L13/001 | cs | L13 Sailplanes P/N 170101 through 170105, 170107, 170108, 170201, 170203 through 170206, 170208, 170209, 170211 through 170216 | 07/01/1959 | |
| SB L13/001 | en | L13 Sailplanes P/N 170101 through 170105, 170107, 170108, 170201, 170203 through 170206, 170208, 170209, 170211 through 170216 | 07/01/1959 | |
| SB L13/002 | en | Locking of Rudder Control Cable Against Release | ||
| SB L13/002 | cs | Locking of Rudder Control Cable Against Release | ||
| SB L13/004 | en | Rear Fuselage Section of L13 A/C | ||
| SB L13/005 | en | Securing of Brake Flap Control Rod Against Failure | 10/21/1960 | |
| SB L13/006 | en | L13 Technical Manual - L13 Pilot Notes | ||
| SB L13/007 | en | Reinforcement of L13 Rear Fuselage Skin Panel on 1st through 17 Series | ||
| SB L13/007 | cs | Reinforcement of L13 Rear Fuselage Skin Panel on 1st through 17 Series | ||
| SB L13/010 | cs | L13 Blanik Sailplane Technical Manual | ||
| SB L13/010 | en | L13 Blanik Sailplane Technical Manual | ||
| SB L13/014 | en | Proper Disassembly and Assembly of Expanding Pin into Wing Main Spar Mount and Check of Proper Pin Position | ||
| SB L13/014 | cs | Proper Disassembly and Assembly of Expanding Pin into Wing Main Spar Mount and Check of Proper Pin Position | ||
| SB L13/016 | en | Brakes in Undercarriage Wheel Installed on L13 Sailplane 1st through 22nd Series | 11/05/1962 | |
| SB L13/016 | cs | Brakes in Undercarriage Wheel Installed on L13 Sailplane 1st through 22nd Series | 11/05/1962 | |
| SB L13/017 | en | Modification of Rear Control Handle of Towing Cable Lock on L13 Sailplane P/N 172401 through 172421, 172423 through 172428, 172430 and 172501 through 172505 | 04/16/1963 | |
| SB L13/017 | cs | Modification of Rear Control Handle of Towing Cable Lock on L13 Sailplane P/N 172401 through 172421, 172423 through 172428, 172430 and 172501 through 172505 | 04/16/1963 | |
| SB L13/018 | cs | Modification to L13 Sailplane P/N 170101 through 172530 | 04/16/1963 | |
| SB L13/018 | en | Modification to L13 Sailplane P/N 170101 through 172530 | 04/16/1963 | |
| SB L13/019 | en | Modification to Rear Rudder Pedal Levers on L13 Sailplane P/N 172101 through 172601 | 06/25/1963 | |
| SB L13/019 | cs | Modification to Rear Rudder Pedal Levers on L13 Sailplane P/N 172101 through 172601 | 06/25/1963 | |
| SB L13/021 | en | Installation of Protective Items Over Canopy Hinges | 02/09/1964 | |
| SB L13/021 | cs | Installation of Protective Items Over Canopy Hinges | 02/09/1964 | |
| SB L13/023 | en | Modification of Main Spar Web | ||
| SB L13/023 | cs | Modification of Main Spar Web | ||
| SB L13/024 | en | Pilot's Notes for L-13 Sailplane | ||
| SB L13/024 | cs | Pilot's Notes for L-13 Sailplane | ||
| SB L13/025 | cs | Inspection and Eventual Replacement of Control Rods Eyes on Sailplane L13 - from 1st Series Up to 14th Sailplane of 34th Series | 01/23/1967 | |
| SB L13/025 | en | Inspection and Eventual Replacement of Control Rods Eyes on Sailplane L13 - from 1st Series Up to 14th Sailplane of 34th Series | 01/23/1967 | |
| SB L13/031 | en | Angular Displacement of Pins in Wing Front Hinge can Occur Due to Vibration, Resulting in Release of Safety Wire | 12/22/1970 | |
| SB L13/031 | cs | Angular Displacement of Pins in Wing Front Hinge can Occur Due to Vibration, Resulting in Release of Safety Wire | 12/22/1970 | |
| SB L13/035 | en | Pilots Notes for L13 Sailplane, 2nd and 3rd Editions | 01/24/1974 | |
| SB L13/035 | cs | Pilots Notes for L13 Sailplane, 2nd and 3rd Editions | 01/24/1974 | |
| SB L13/038 | en | Note on Invalidity of Diagrams Showing Aerodynamic Correction Values of Air Speed Indicating System in Case of Fitting Overall Pressure Pick-Up/Pot Pilot Head Model/Applies No Longer - Vi and Vpo Air Speed Designations Do Not Comply with BCAR Requirements | ||
| SB L13/038 | cs | Note on Invalidity of Diagrams Showing Aerodynamic Correction Values of Air Speed Indicating System in Case of Fitting Overall Pressure Pick-Up/Pot Pilot Head Model/Applies No Longer - Vi and Vpo Air Speed Designations Do Not Comply with BCAR Requirements | ||
| SB L13/039 | en | Limitations on Operating Time, Prescribed by Manufacturer | ||
| SB L13/039 | cs | Limitations on Operating Time, Prescribed by Manufacturer | ||
| SB L13/040 | cs | Mandatory Operation on Airfield with an Uneven Ground Surface May Result in Cracking of Fin Rib, Carrying Rudder Top Mounting Joint | ||
| SB L13/040 | en | Mandatory Operation on Airfield with an Uneven Ground Surface May Result in Cracking of Fin Rib, Carrying Rudder Top Mounting Joint | ||
| SB L13/042 | en | Mandatory Inspections Carried-Out to Determine Actual State of those Gliders, which are Nearing Established Third Overhaul Time Limit, Result in Lengthening Time Before Overhaul No. 3 | 08/16/1976 | |
| SB L13/042 | cs | Mandatory Inspections Carried-Out to Determine Actual State of those Gliders, which are Nearing Established Third Overhaul Time Limit, Result in Lengthening Time Before Overhaul No. 3 | 08/16/1976 | |
| SB L13/045 | en | Mandatory 1. Revised Service Life of L13 and Conditions of its Applicability; 2. Conditions for Future Increase in Service Life | 07/01/1977 | |
| SB L13/045 | cs | Mandatory 1. Revised Service Life of L13 and Conditions of its Applicability; 2. Conditions for Future Increase in Service Life | 07/01/1977 | |
| SB L13/046 | en | Mandatory Supplement Allowance for Elevator Deflection | 11/30/1977 | |
| SB L13/046 | cs | Mandatory Supplement Allowance for Elevator Deflection | 11/30/1977 | |
| SB L13/047 | en | Mandatory A. Increase Rigidity of No. 1 Bulkhead at Location of Tow-Rope Hinge Control-System Countershaft Bracket; B. Secure Tow-Rope Hinge Control-System Countershaft (by Means of Bolts, Nuts and Washers) against Accidental Sliding Out of Bracket Bearings | 01/11/1978 | |
| SB L13/047 | cs | Mandatory A. Increase Rigidity of No. 1 Bulkhead at Location of Tow-Rope Hinge Control-System Countershaft Bracket; B. Secure Tow-Rope Hinge Control-System Countershaft (by Means of Bolts, Nuts and Washers) against Accidental Sliding Out of Bracket Bearings | 01/11/1978 | |
| SB L13/047, Supp 1 | cs | Mandatory A. Increase Rigidity of No. 1 Bulkhead at Location of Tow-Rope Hinge Control-System Countershaft Bracket; B. Secure Tow-Rope Hinge Control-System Countershaft (by Means of Bolts, Nuts and Washers) against Accidental Sliding Out of Bracket Bearings | 04/01/1978 | |
| SB L13/047, Supp 1 | en | Mandatory A. Increase Rigidity of No. 1 Bulkhead at Location of Tow-Rope Hinge Control-System Countershaft Bracket; B. Secure Tow-Rope Hinge Control-System Countershaft (by Means of Bolts, Nuts and Washers) against Accidental Sliding Out of Bracket Bearings | 04/01/1978 | |
| SB L13/048 | en | Mandatory Laps Due to Material Flow during Forming of Semi-Product (Forged Piece) have Teen Found Out on Some Spacers (Dwg. L13.201-22.01) Riveted on Ribs No. 1 at Wing Main Spars | 03/30/1978 | |
| SB L13/048 | cs | Mandatory Laps Due to Material Flow during Forming of Semi-Product (Forged Piece) have Teen Found Out on Some Spacers (Dwg. L13.201-22.01) Riveted on Ribs No. 1 at Wing Main Spars | 03/30/1978 | |
| SB L13/052 | en | Mandatory Inspection and, if Necessary, Repair Stabilizer | ||
| SB L13/052 | cs | Mandatory Inspection and, if Necessary, Repair Stabilizer | ||
| SB L13/053 | en | Mandatory Laps on Spacers Dwg. No. L13.201-22.01 | 05/29/1981 | |
| SB L13/053 | cs | Mandatory Laps on Spacers Dwg. No. L13.201-22.01 | 05/29/1981 | |
| SB L13/056 | cs | Correction of Printing Error | 10/30/1981 | |
| SB L13/058 | en | Mandatory Precisioning Strength Value of Weakest Link of Winch Tow Take-Off Cable | 04/01/1983 | |
| SB L13/058 | cs | Mandatory Precisioning Strength Value of Weakest Link of Winch Tow Take-Off Cable | 04/01/1983 | |
| SB L13/059 | cs | Mandatory Unification of Flight Hours till General Overhaul and Service Life | 07/01/1985 | |
| SB L13/059 | en | Mandatory Unification of Flight Hours till General Overhaul and Service Life | 07/01/1985 | |
| SB L13/062 | en | Mandatory Inspection of Flange Strap and Visible Parts of Wing Spar have to be Carried Out | ||
| SB L13/062 | cs | Mandatory Inspection of Flange Strap and Visible Parts of Wing Spar have to be Carried Out | ||
| SB L13/067a | en | Mandatory Aerobatic Operation Precising | 12/14/1992 | |
| SB L13/067a | cs | Mandatory Aerobatic Operation Precising | 12/14/1992 | |
| SB L13/071 | 1 | en | Mandatory Procedure Assessment for Prolongation of Period till L13 Blanik Soaring Glider Overhaul Operated according to "L13/4 Soaring Glider Maintenance Manual" | 06/26/1995 |
| SB L13/071 | 1 | cs | Mandatory Procedure Assessment for Prolongation of Period till L13 Blanik Soaring Glider Overhaul Operated according to "L13/4 Soaring Glider Maintenance Manual" | 06/26/1995 |
| SB L13/072a | cs | Minot Changes and Typographical Errors | 08/31/1995 | |
| SB L13/073a | en | Mandatory Minor Changes and Print Errors to Manual for Operation and Maintenance of L13 Sailplane without Overhaul | 08/31/1995 | |
| SB L13/074a | en | Mandatory Modifications Related to Conversion of L13 Sailplane to L13A Sailplane | 04/30/1996 | |
| SB L13/074a | cs | Mandatory Modifications Related to Conversion of L13 Sailplane to L13A Sailplane | 04/30/1996 | |
| SB L13/075a | cs | Withdrawal of LUN 1202 Electric Horizon Including Instructions for its Use and PAG-1F Converter Due to Fact that they Do Not have a Civil Aviation Approval. Incorporation of Additional SLI Comments | 10/30/1981 | |
| SB L13/078a | en | Mandatory Determination of Allowable Plays in Deflections of Elevator Trim Tab and Method of their Measuring and Inspection in Operation | ||
| SB L13/078a | cs | Mandatory Determination of Allowable Plays in Deflections of Elevator Trim Tab and Method of their Measuring and Inspection in Operation | ||
| SB L13/079a | en | Determination of Allowable Plays in Deflections of Elevator Trim Tab and Method of their Measuring and Inspection in Operation | 03/25/1997 | |
| SB L13/079a | cs | Determination of Allowable Plays in Deflections of Elevator Trim Tab and Method of their Measuring and Inspection in Operation | 03/25/1997 | |
| SB L13/081a | cs | Determining Size of Permissible Clearance in Deflections of Height Rudder Balancing Surfaces and their Measurement Methodology and Values in Operation | 07/30/1997 | |
| SB L13/082a | en | Mandatory Prevention of Elevator Drive Inverted Adjustment (180 Degrees) During its Reinstallation Back on Glider | 12/10/1998 | |
| SB L13/082a | cs | Mandatory Prevention of Elevator Drive Inverted Adjustment (180 Degrees) During its Reinstallation Back on Glider | 12/10/1998 | |
| SB L13/083a | en | Mandatory Reinforcement of Fuselage Rear Part and Fin According to Type Documentation | 07/19/1999 | |
| SB L13/083a | cs | Mandatory Reinforcement of Fuselage Rear Part and Fin According to Type Documentation | 07/19/1999 | |
| SB L13/084a | en | Mandatory Replacement of Lower Dive Flap | 07/19/1999 | |
| SB L13/084a | cs | Mandatory Replacement of Lower Dive Flap | 07/19/1999 | |
| SB L13/085a | en | Mandatory Tail-Fuselage Attachment Fitting P/N A 102 021 N Made of 424253.11 Material has Been Damaged in Service | 11/17/1999 | |
| SB L13/085a | cs | Mandatory Tail-Fuselage Attachment Fitting P/N A 102 021 N Made of 424253.11 Material has Been Damaged in Service | 11/17/1999 | |
| SB L13/088a | cs | Extension of Calendar Period for Periodic Maintenance Inspections | 05/31/2001 | |
| SB L13/089a | en | Mandatory Prolongation of Periodical Inspections Time Limits and Time to Overhaul for L13 Sailplane | 05/31/2001 | |
| SB L13/089a | cs | Mandatory Prolongation of Periodical Inspections Time Limits and Time to Overhaul for L13 Sailplane | 05/31/2001 | |
| SB L13/090a | en | Mandatory Prolongation of Periodical Inspections Time Limits and Time to Overhaul for L13 Sailplane | 05/31/2001 | |
| SB L13/090a | cs | Mandatory Prolongation of Periodical Inspections Time Limits and Time to Overhaul for L13 Sailplane | 05/31/2001 | |
| SB L13/091a | cs | Extending Time to GO, Editing Text | 04/26/2001 | |
| SB L13/095a | en | Mandatory Cracks in Bedding of Control Levers on Bridge of Controls Dwg. No. A741 210N on Glider L13AC S/N 988604 Occurring in Operation after 130 Flight Hours of Full Aerobatics | 10/18/2001 | |
| SB L13/095a | cs | Mandatory Cracks in Bedding of Control Levers on Bridge of Controls Dwg. No. A741 210N on Glider L13AC S/N 988604 Occurring in Operation after 130 Flight Hours of Full Aerobatics | 10/18/2001 | |
| SB L13/096a | cs | Mandatory Time Limit between Inspections for Tow-Hooks is Deleted | 03/04/2002 | |
| SB L13/096a | en | Mandatory Time Limit between Inspections for Tow-Hooks is Deleted | 03/04/2002 | |
| SB L13/097a | en | Mandatory "Warning: Never Use Front Hook for Winch - Launching" is Supplied into Section 4 | 03/15/2002 | |
| SB L13/097a | cs | Mandatory "Warning: Never Use Front Hook for Winch - Launching" is Supplied into Section 4 | 03/15/2002 | |
| SB L13/098a | en | Mandatory Max. Airspeed Placard Adaptation | 04/30/2002 | |
| SB L13/098a | cs | Mandatory Max. Airspeed Placard Adaptation | 04/30/2002 | |
| SB L13/103a | en | Mandatory Installation of New Handles of Flaps Control Levers to Enlarge Difference between Flaps and Air-Brakes Levers Handles | 01/28/2004 | |
| SB L13/103a | cs | Mandatory Installation of New Handles of Flaps Control Levers to Enlarge Difference between Flaps and Air-Brakes Levers Handles | 01/28/2004 | |
| SB L13/105a | en | Mandatory Check of Control Bridge at Place of Gripping of Control Levers in Front and Rear Cockpit to Exclude Presence of Eventual Cracks | 05/22/2007 | |
| SB L13/105a | cs | Mandatory Check of Control Bridge at Place of Gripping of Control Levers in Front and Rear Cockpit to Exclude Presence of Eventual Cracks | 05/22/2007 | |
| SB L13/108a | en | Mandatory Checks for Cracks at Ribs and Stringers in Areas of Wing Skin Joints at Ribs No. 5, 7, 9 and 13 of Wing | 07/14/2011 | |
| SB L13/108a | 1 | en | Mandatory Checks for Cracks at Ribs and Stringers in Areas of Wing Skin Joints at Ribs No. 5, 7, 9 and 13 of Wing | 03/26/2020 |
| SB L13/108a | 1 | cs | Mandatory Checks for Cracks at Ribs and Stringers in Areas of Wing Skin Joints at Ribs No. 5, 7, 9 and 13 of Wing | 03/26/2020 |
| SB L13/109a | en | Mandatory Check of Connection Area of Bottom Wing Suspension with Spar Cap. Review of Glider Operation History | 06/18/2010 | |
| SB L13/109a | cs | Mandatory Check of Connection Area of Bottom Wing Suspension with Spar Cap. Review of Glider Operation History | 06/18/2010 | |
| SB L13/112a | en | Mandatory Determination of Compliance of Individual Sailplane with L13A Type Design - Verification of Work Range Completeness, that have been Performed on L13A and L13 Sailplanes During a Repair or a Modification. Sailplane Service Life and its Further Operation Shall be Assessed According to Real Range of Performed Modification | 05/16/2011 | |
| SB L13/112a | cs | Mandatory Determination of Compliance of Individual Sailplane with L13A Type Design - Verification of Work Range Completeness, that have been Performed on L13A and L13 Sailplanes During a Repair or a Modification. Sailplane Service Life and its Further Operation Shall be Assessed According to Real Range of Performed Modification | 05/16/2011 | |
| SB L13/113a | en | Mandatory Specification of Average Operating Conditions of L 13 A Sailplanes | 09/10/2014 | |
| SB L13/113a | cs | Mandatory Specification of Average Operating Conditions of L 13 A Sailplanes | 09/10/2014 | |
| SB L13/116a | cs | Mandatory Check of Mechanical Characteristics of Material Upper and Lower Spar Cap | 01/24/2013 | |
| SB L13/116a | en | Mandatory Check of Mechanical Characteristics of Material Upper and Lower Spar Cap | 01/24/2013 | |
| SB L13/117a | en | Mandatory Lower Attachment Hinges of L-13 Modification According to TDC-002-L13-BL | 01/20/2016 | |
| SB L13/117a | 1 | en | Mandatory Lower Attachment Hinges of L-13 "Blanik" Modification According to TDC-002-L13-BL | 09/29/2016 |
| SB L13/117a | 1 | cs | Mandatory Lower Attachment Hinges of L-13 "Blanik" Modification According to TDC-002-L13-BL | 09/29/2016 |
| SB L13/117a | 2 | en | Mandatory Lower Attachment Hinges of L-13 "Blanik" Modification According to TDC-002-L13-BL | 10/01/2019 |
| SB L13/117a | 2 | cs | Mandatory Lower Attachment Hinges of L-13 "Blanik" Modification According to TDC-002-L13-BL | 10/01/2019 |
| SB L13a/064 | cs | Increasing Lifespan of L13A Glider to 10,000 Flight Hours Based on Tests Performed | 08/01/1988 | |
| SB L13AC/011a | cs | Mandatory Addition of Equipment/Furnishing List | 05/14/2003 | |
| SB L13AC/011a | en | Mandatory Addition of Equipment/Furnishing List | 05/14/2003 | |
| SB L13AC/012a | en | Mandatory Specified Sailplane Life. Addition of Acceleration Monitoring Unit | 01/30/2003 | |
| SB L13AC/012a | cs | Mandatory Specified Sailplane Life. Addition of Acceleration Monitoring Unit | 01/30/2003 | |
| SB L13AC/013a | en | Mandatory Modification of Sailplane Minimum Equipment List | 05/28/2003 | |
| SB L13AC/013a | cs | Mandatory Modification of Sailplane Minimum Equipment List | 05/28/2003 | |
| SB L13AC/014a | en | Mandatory Replacement of Original Control Column Mounting Points Dwg. No. A741 210N on which Cracks Occurred in Operation by Strengthened One Dwg. No. A740 370N | 07/17/2003 | |
| SB L13AC/014a | cs | Mandatory Replacement of Original Control Column Mounting Points Dwg. No. A741 210N on which Cracks Occurred in Operation by Strengthened One Dwg. No. A740 370N | 07/17/2003 | |
| SB L13AC/016a | en | Mandatory Determination of a Sailplane Safe Life | 01/23/2013 | |
| SB L13AC/016a | 1 | cs | Mandatory Determination of a Sailplane Safe Life | 03/08/2017 |
| SB L13AC/016a | 1 | en | Mandatory Determination of a Sailplane Safe Life | 03/08/2017 |
| SB L23-037a | cs | UCL's Request to Cancel Word "PROZATIMNI" in Name of LP | 05/04/1999 | |
| SB L23/001a | cs | Mandatory Content of Sections 1, 4 and 8 of Flight Manual is Modified According to Possibility of Optional Equipment of Some L23 Sailplanes with a Bottom Winch-Launch Hook and a Different Suitable Type of Radio (Transceiver) | ||
| SB L23/001a | en | Mandatory Content of Sections 1, 4 and 8 of Flight Manual is Modified According to Possibility of Optional Equipment of Some L23 Sailplanes with a Bottom Winch-Launch Hook and a Different Suitable Type of Radio (Transceiver) | ||
| SB L23/002a | cs | Mandatory Change of Lower Tail Skid Suspension and Reinforcement of Fuselage in Place of Attachment | 09/01/1990 | |
| SB L23/002a | en | Mandatory Change of Lower Tail Skid Suspension and Reinforcement of Fuselage in Place of Attachment | 09/01/1990 | |
| SB L23/003a | cs | Mandatory Tail Skid Replacement | 09/01/1990 | |
| SB L23/003a | en | Mandatory Tail Skid Replacement | 09/01/1990 | |
| SB L23/004a | cs | Mandatory During Winch Launching Towing Rope is Automatically Disconnected from Bottom Towing Hook before Proper Time | 10/01/1990 | |
| SB L23/004a | en | Mandatory During Winch Launching Towing Rope is Automatically Disconnected from Bottom Towing Hook before Proper Time | 10/01/1990 | |
| SB L23/005a | cs | Mandatory Change of Text on Titlepage Concerning SAI CSFR Approval of Flight Manual by Statement that SAI CSFR Approved Sections 2, 3, 4 and 5 (in Accordance with JAR-22 Requirements). A Text Describing Pilot's Techniques for Side-Slip has been Supplemented | ||
| SB L23/005a | en | Mandatory Change of Text on Titlepage Concerning SAI CSFR Approval of Flight Manual by Statement that SAI CSFR Approved Sections 2, 3, 4 and 5 (in Accordance with JAR-22 Requirements). A Text Describing Pilot's Techniques for Side-Slip has been Supplemented | ||
| SB L23/008a | cs | Mandatory Inclusion of New Requirements Based on Operational Experience and SAI CSFR Restriction of "Half Loop and Half Roll" and "Half Roll and Half Loop" in Dual Flight (According to JAR - 22.3 Paragraph) | ||
| SB L23/008a | en | Mandatory Inclusion of New Requirements Based on Operational Experience and SAI CSFR Restriction of "Half Loop and Half Roll" and "Half Roll and Half Loop" in Dual Flight (According to JAR - 22.3 Paragraph) | ||
| SB L23/009a | en | Mandatory Wheel Spur Adjustment | 01/01/1992 | |
| SB L23/009a | cs | Mandatory Wheel Spur Adjustment | 01/01/1992 | |
| SB L23/010a | cs | Mandatory During Glider Operation Suspensions of Tail Landing Gear are Damaged | 05/01/1992 | |
| SB L23/010a | cs | Mandatory During Glider Operation Suspensions of Tail Landing Gear are Damaged | 05/01/1992 | |
| SB L23/010a | en | Mandatory During Glider Operation Suspensions of Tail Landing Gear are Damaged | 05/01/1992 | |
| SB L23/011a | en | Mandatory To Make Aerobatic Operation More Detailed | 03/24/1993 | |
| SB L23/012a | en | Mandatory Damage of Backrest Adjustment Strap of Buckle of Front Pilot | ||
| SB L23/012a | cs | Mandatory Damage of Backrest Adjustment Strap of Buckle of Front Pilot | ||
| SB L23/013a | en | Mandatory Compliance of Sailplanes Delivered to USA with FAA Requirements | 03/17/1993 | |
| SB L23/013a | cs | Mandatory Compliance of Sailplanes Delivered to USA with FAA Requirements | 03/17/1993 | |
| SB L23/014a | en | Mandatory Centre of Gravity Admissible Range Extension on Base of Flight Checks. Margin Aft Center of Gravity Position Moved to 40% MAC | 04/18/1993 | |
| SB L23/014a | cs | Mandatory Centre of Gravity Admissible Range Extension on Base of Flight Checks. Margin Aft Center of Gravity Position Moved to 40% MAC | 04/18/1993 | |
| SB L23/015a | en | Mandatory Centre of Gravity Admissible Range Extension on Base of Flight Checks. Margin Aft Center of Gravity Position Moved to 40% MAC. Changes on Account of Reminders LBA | ||
| SB L23/016a | cs | Limiting Maximum Permissible VF Speed with Height | 05/20/1993 | |
| SB L23/018a | en | Mandatory Structure Under Rudder Footstep Bearing is Not Sufficiently Right which may Influence Cracking | ||
| SB L23/021a | en | Mandatory Small Changes and Correct of Misprint in Flight Manual | 02/15/1995 | |
| SB L23/022a | en | Mandatory Possibility of Using Wing Tip Extensions on L23 Super Blanik Sailplane S/N 938101 and Subsequent | 01/20/1994 | |
| SB L23/024a | en | Mandatory Wing Tip Extensions which Limit Max Allowed Speed to 230 km/h IAS | ||
| SB L23/024a | cs | Mandatory Wing Tip Extensions which Limit Max Allowed Speed to 230 km/h IAS | ||
| SB L23/025a | cs | Prescription Requirement - Article JAR 22.3, Minor Changes, Corrections | 06/15/1995 | |
| SB L23/026a | en | Mandatory Flight Manual Supplementation and Minor Changes | 12/20/1995 | |
| SB L23/026a | cs | Mandatory Flight Manual Supplementation and Minor Changes | 12/20/1995 | |
| SB L23/027a | en | Mandatory Specification Completion and Unification of Chapter 5 According to Modifications Performed on Sailplanes Manufactured Since 1996 | 04/26/1996 | |
| SB L23/027a | cs | Mandatory Specification Completion and Unification of Chapter 5 According to Modifications Performed on Sailplanes Manufactured Since 1996 | 04/26/1996 | |
| SB L23/028a | en | Mandatory Adding of Optional ILEK SC-7 Vertical Speed Indicator and Second RAZ Indicator in Maintenance Manual Chapter 5 Starting from S/N 968301 | 04/23/1996 | |
| SB L23/029a | en | Mandatory Adding of Optional ILEC SC-7 Vertical Speed Indicator and Second RAZ Indicator in Flight Manual Starting from S/N 938301 and Minor Changes | 09/20/1996 | |
| SB L23/029a | cs | Mandatory Adding of Optional ILEC SC-7 Vertical Speed Indicator and Second RAZ Indicator in Flight Manual Starting from S/N 938301 and Minor Changes | 09/20/1996 | |
| SB L23/030a | en | Mandatory Preflight Check Supplementation; Text Change of Approved Maneuvers Placard; Flight Manual Effectivity Extension for 96: Basic Dimension, Canopy Jettison & Front Canopy - Air Vent Control Change | 12/02/1996 | |
| SB L23/031a | en | Mandatory Customer Request for Change of Instrument Equipment, Placards and Physical Units from Traditional British and American System to Metric System | 02/15/1997 | |
| SB L23/032a | en | Mandatory Flight Manuals Effectivity Extension for 96: Basic Dimensions, Canopy Jettison, Front Cockpit - Air Vent Control Changes, Minor Changes | 03/28/1997 | |
| SB L23/033a | en | Mandatory Maintenance Manual for L23 Super Blaník - Revision | ||
| SB L23/033a | cs | Mandatory Maintenance Manual for L23 Super Blaník - Revision | ||
| SB L23/035a | en | Mandatory Insertion of Section 9 into Sailplane Flight Manual | 01/28/1999 | |
| SB L23/035a | cs | Mandatory Insertion of Section 9 into Sailplane Flight Manual | 01/28/1999 | |
| SB L23/036a | en | Mandatory New Item Oxygen Equipment - Cylinder Scott 5500-B1A-BE20B and Mask DUO-SEAL 28318-13; Time Limits/Maintenance Checks | 05/25/1999 | |
| SB L23/036a | cs | Mandatory New Item Oxygen Equipment - Cylinder Scott 5500-B1A-BE20B and Mask DUO-SEAL 28318-13; Time Limits/Maintenance Checks | 05/25/1999 | |
| SB L23/039a | en | Mandatory Extending Periodical Maintenance Inspection Time Limits | 02/16/2001 | |
| SB L23/039a | cs | Mandatory Extending Periodical Maintenance Inspection Time Limits | 02/16/2001 | |
| SB L23/041a | en | Mandatory Maintenance Manual - Chapter 11 - Placards and Markings | 03/15/2002 | |
| SB L23/041a | cs | Mandatory Maintenance Manual - Chapter 11 - Placards and Markings | 03/15/2002 | |
| SB L23/043a | en | Mandatory Flight Manual - Correction of Maximum Useful Load Value | 04/23/2002 | |
| SB L23/043a | cs | Mandatory Flight Manual - Correction of Maximum Useful Load Value | 04/23/2002 | |
| SB L23/048a | en | Mandatory Check of Elevator Rocker Lever for Possible Cracks Finding | 01/16/2004 | |
| SB L23/048a | cs | Mandatory Check of Elevator Rocker Lever for Possible Cracks Finding | 01/16/2004 | |
| SB L23/050a | 2 | en | Mandatory Check of Control Bridge at Place of Gripping of Control Levers in Front and Rear Cockpit to Exclude Presence of Eventual Cracks | 09/12/2007 |
| SB L23/050a | 2 | cs | Mandatory Check of Control Bridge at Place of Gripping of Control Levers in Front and Rear Cockpit to Exclude Presence of Eventual Cracks | 09/12/2007 |
| SB L23/051a | en | Mandatory Checks for Cracks at Ribs and Stringers in Areas of Wing Skin Joints at Ribs No. 7 and 13 of Wing | 07/14/2011 | |
| SB L23/051a | cs | Mandatory Checks for Cracks at Ribs and Stringers in Areas of Wing Skin Joints at Ribs No. 7 and 13 of Wing | 07/14/2011 | |
| SB L23/052a | en | Mandatory Check of Internal Elevator Hinges on Stabilizer Area and its Potential Replacement | 03/02/2010 | |
| SB L23/052a | cs | Mandatory Check of Internal Elevator Hinges on Stabilizer Area and its Potential Replacement | 03/02/2010 | |
| SB L23/053a | en | Mandatory Inspection of Welded Bracket (Dwg. No. A730 420N) Located on Fin | 12/14/2010 | |
| SB L23/053a | cs | Mandatory Inspection of Welded Bracket (Dwg. No. A730 420N) Located on Fin | 12/14/2010 | |
| SB L23/054b | en | Replacement of A730 420N Bracket in Case of Cracks Finding in Course of MB L23/053a Execution | 12/20/2010 | |
| SB L23/060a | 1 | en | Mandatory Inspection Check of Controls Cable Attachment Screws and Rudder Hinge Bolt | 02/06/2020 |
| SB L23/060a | 1 | cs | Mandatory Inspection Check of Controls Cable Attachment Screws and Rudder Hinge Bolt | 02/06/2020 |
| SB L23/060a | 2 | en | Mandatory Inspection Check of Controls Cable Attachment Screws and Rudder Hinge Bolt | 03/17/2020 |
| SB L23/061b | 1 | en | Replacement of Controls Cable Attachment Screws and Rudder Hinge Bolt | 09/17/2020 |
| SB L33/001a | en | Mandatory Crack in Boarder of Fuselage - Vertical Stabilizer Connection during Operation | ||
| SB L33/001a | cs | Mandatory Crack in Boarder of Fuselage - Vertical Stabilizer Connection during Operation | ||
| SB L33/002a | en | Mandatory Modification of Sailplanes to Standard Design for USA | 06/28/1996 | |
| SB L33/002a | cs | Mandatory Modification of Sailplanes to Standard Design for USA | 06/28/1996 | |
| SB L33/003a | en | Mandatory Flight Manual - Minor Changes | 10/31/1995 | |
| SB L33/004a | en | Mandatory Flight Manual - Small Changes | 01/24/1995 | |
| SB L33/005a | en | Mandatory Fault of Speedometer System | ||
| SB L33/005a | cs | Mandatory Fault of Speedometer System | ||
| SB L33/006a | en | Mandatory Flight Manual - Print Errors | 08/25/1995 | |
| SB L33/007a | en | Mandatory Installation of Adapted Jettisoning System | ||
| SB L33/007a | cs | Mandatory Installation of Adapted Jettisoning System | ||
| SB L33/008a | en | Mandatory Exchange of Wing Main Hinges | 01/20/1998 | |
| SB L33/008a | cs | Mandatory Exchange of Wing Main Hinges | 01/20/1998 | |
| SB L33/009a | cs | Minor Changes, Change of Approach Speed, Addition of Speed/Altitude Label, Adjustment of Winch Launches and Addition of Chapter 6 to List of Equipment and to Table for Determining Weight and Center of Gravity of Glider | 03/10/1998 | |
| SB L33/010a | cs | Update of Operational Technical Manual | 06/02/1998 | |
| SB L33/011a | en | Mandatory Addition of Metric Units to SFM | 04/23/1999 | |
| SB L33/011a | cs | Mandatory Addition of Metric Units to SFM | 04/23/1999 | |
| SB L33/012a | en | Mandatory Maintenance Manual - Actualize | 01/21/2000 | |
| SB L33/014a | en | Mandatory Maintenance Manual L33 SOLO Sailplane {Do-L33.1031.3} | 03/04/2002 | |
| SB L33/014a | cs | Mandatory Maintenance Manual L33 SOLO Sailplane {Do-L33.1031.3} | 03/04/2002 | |
| SB L33/015a | en | Mandatory Flight Manual - Installation of Section 9 - Supplements and Max. Airspeed Placards Change | 03/15/2002 | |
| SB L33/015a | cs | Mandatory Flight Manual - Installation of Section 9 - Supplements and Max. Airspeed Placards Change | 03/15/2002 | |
| SB L33/018a | en | Mandatory Maintenance Manual - Addition of Equipment/Furnishing List | 07/11/2002 | |
| SB L33/018a | cs | Mandatory Maintenance Manual - Addition of Equipment/Furnishing List | 07/11/2002 | |
| SB UH-L13-NZ1 | cs | Securing Control Cable of Auger Against Pulling Out | 06/30/1959 | |
| SB UH-L13-NZ2 | cs | Increase of Clearance between Edge of Aileron and Rib and Control Rod at Maximum Upward Deflection of Aileron | 07/01/1959 | |
| SB UH-L13-NZ4 | cs | Construction at Customers Request | 12/15/1959 | |
| SB UH-L13-NZ6 | cs | Addition of Front Pedals with Locking Sands | 07/18/1960 | |
| SB UH-L13-NZ7 | cs | Securing Brake Lever | 10/21/1960 | |
| SB UH-L13-NZ8 | cs | Back of Torso | 10/01/1960 | |
| SB UH-L13-NZ9 | cs | Technical Manual L 13 - Instructions for Pilot | 12/09/1960 |