Service-Bulletins
Service-Bulletins und Lufttüchtigkeitsanweisungen für alle Bristell-Flugzeuge. Regelmäßig aktualisiert von BRM Aero.
Bristell B23-Familie
27 von 27 Bulletins| Bulletin-Nr. | Klassifizierung | Ausgegeben / Überarbeitet | Bulletin-Titel & Beschreibung | Betroffene Flugzeuge | Herunterladen |
|---|---|---|---|---|---|
| B23-SBM-0-0-0-ALL-0005-2026 | Kann zur AD werden This SB could be made mandatory by an EASA Airworthiness Directive (AD) | 20.03.2026 | VISUAL INSPECTION OF NOSE LANDING GEAR LEG FOR CRACKS IN WELDSVisual inspection of aircraft nose landing gear leg for possible cracks, especially in areas around welds. | BRISTELL B23 (all models: B23, B23-912iS, B23-915, B23-915 IFR, B23-916) | |
| ADxC-73-SB-021, Issue A4 | Informativ Service bulletin B23 Approved Publications (AFM, AMM, SB) | 23.07.2024 | B23 Approved Publications (AFM, AMM, SB) Service BulletinB23 Approved Publications (AFM, AMM, SB) | All serial numbers of Bristell B23 TCDS EASA.A.642 | |
| ADxC-73-SB-024_C | Informativ Service bulletin | 23.07.2024 | Service Bulletin Software B23Software update by avionic system manufacturer | All B23 aircraft, TCDS EASA.A.642 | |
| ADxC-73-SB-044, Issue A | Optional Service bulletin for convenience or option | 14.05.2024 | Bristell B23 - Exhaust retrofit Reduction of Exhaust back pressureOptional retrofit of exhaust system with higher diameter tubing (DC-110). , Optional retrofit of exhaust system and silencer with higher diameter tubing (DC-115) with corresponding changes to the DC-110 exhaust system and front… | Applicable to all serial numbers of Bristell B23 and B23-912-G500 - TCDS EASA.A.642 | |
| ADxC-DC-73-114 | Informativ Service bulletin | 01.02.2024 | Fuel grade UL91 avoidanceStrong advice to avoid using fuel grade UL91 on Bristell B23 with Rotax 912. | All Bristell B23 TCDS EASA.A.642 with Rotax 912 | |
| ADxC-73-SB-041_A | Kann zur AD werden Service bulletin — This SB could be made mandatory by an EASA AD | 04.01.2024 | Trim Indication PlacardsCheck the Elevator Trim Position Indicator placard if in accordance with the AFM. | All Bristell B23 and B23-915 aircraft | |
| ADxC-73-SB-037_B | Kann zur AD werden Service bulletin — This SB could be made mandatory by an EASA AD | 24.11.2023 Rev. 22.03.2024 | Electric system incl. drawingsCorrection of (potential) non-conformities and design rectifications Rev.B: Compliance time added | All Bristell B23 aircraft | |
| ADxC-73-SB-039_A | Optional Service bulletin for convenience or option | 23.11.2023 | Elevator and tab deflections tolerance and gurney flapUpdate of documentation. Optional improvement of low speed trim range | All Bristell B23-915 aircraft | |
| ADxC-73-SB-035_A | Empfohlen Service bulletin recommended to be accomplished to prevent significant operational disruptions | 17.07.2023 | Avoid engine stress ROTAX 912Recommended power settings to avoid engine stress ROTAX 912 | All Bristell B23 aircraft | |
| ADxC-73-SB-036 | Optional Service bulletin — for convenience or option | 27.06.2023 | Update tow winch system installationOptional update of the tow winch system - Change of guillotine control handle surface to be knurled - Retrofit of a tail skid to the tow winch system at rear fuselage | All BRM Aero B23 models and serial numbers with DC-025 (DC-003: B23-915 with tow winch system), or DC-076 (DC-049/058: B23-915 G500 with tow winch system) | |
| ADxC-73-SB-034 | Empfohlen Service bulletin recommended to be accomplished to prevent significant operational disruptions | 31.05.2023 | Propeller mounting inspectionDegrease contact area between propeller and engine | All BRM Aero B23 models and serial numbers | |
| ADxC-73-SB-033 | Empfohlen Service bulletin recommended to be accomplished to prevent significant operational disruptions | 22.05.2023 | Chafing-protection of seat bracketProtection against chafing of the solid rivets heads on the main center spar and of the spar web from the seat brackets | All BRM Aero B23 models and serial numbers | |
| ADxC-73-SB-025 | Informativ Service bulletin | 06.03.2023 | Installation governor for ROTAX 915iS enginesInstallation governor for ROTAX 915iS engines | All B23 models, equipped with ROTAX 915iSc3 A engines | |
| ADxC-73-SB-032 | Verpflichtend This service bulletin is mandatory and must be applied immediately to all aircrafts concerned. | 24.02.2023 | Caliper piston seals replacementCaliper piston seals replacement | All Bristell B23 aircraft | |
| ADxC-73-SB-007_A1 | Informativ Service bulletin | 23.02.2023 | Implementation of DC-023 CO sensorInstallation of CO-sensor DC-023 | All Bristell B23 aircraft | |
| ADxC-73-SB-029 | Verpflichtend This SB is mandatory as per EASA AD | 09.02.2023 Rev. 17.10.2023 | Removal or Change of ballast attached to engine Note: this service bulletin also replaces ADxC-73-SB-020.AInsufficient or loss of attachment bolt torque can lead to excessive wear on attachment bolt shaft and cracks of attachment lugs due to resulting pounding vibration. This, if undetected over long period of time, could lead to partial… Revision B (Change Nr.: ADxC-73-DC-105) | All Bristell B23 aircraft | |
| ADxC-73-SB-023 | Optional Service bulletin for convenience or option | 10.01.2023 | Installation of glare shield with handlesDC-067 introduced the option of glare shield with handles in production. By this service bulletin, this option is made available for retrofit. | All Bristell B23 aircraft | |
| ADxC-73-SB-024 | Empfohlen Service bulletin recommended to be accomplished to introduce improvements | 10.01.2023 | Approved software / Software updateThis service bulletin informs operators and maintenance organizations with respect to the approved software versions for the B23 aircraft. | All Bristell B23 aircraft | |
| ADxC-73-SB-020 | Zurückgezogen Service bulletin recommended to be accomplished to prevent significant operational disruptions | 09.01.2023 Rev. 10.10.2023 | Inspection and change of ballast attached to engineCANCELLED by Revision B — superseded by ADxC-73-SB-029 Issue B. Originally: optional ballast change at engine (design change ADxC-73-DC-005/-007) for B23 with Rotax 912, enabling more loading flexibility within the unchanged weight and balance envelope. Revision B (Change Nr.: ADxC-73-DC-105) | All Bristell B23 models with Rotax 912. | |
| ADxC-73-SB-018 | Empfohlen Service bulletin recommended to be accomplished to prevent significant operational disruptions | 14.10.2022 | Aileron AP system improvementImprovement of the bracket connection (also called “sleeve”) connecting the aileron AP push rod with the aileron control system. | All BRM Aero B23 models and serial numbers with installed auto pilot system. | |
| ADxC-73-SB-019 | Informativ Service bulletin to introduce improvements | 20.09.2022 | Editorial change of the AFMFor model Bristell B23: Update cabin smoke procedure. Editorial endorsement of fuel type. Update of Carburettor heat use in normal procedures. List of supplements. | All serial numbers of Bristell B23 and Bristell B23-915 TCDS EASA.A.642 | |
| ADxC-73-SB-015 | Optional Service Bulletin for convenience or option | 26.08.2022 | Replacement of oil cooler DC-045Increase of cooling capacity of the oil cooler for hot and high operation for ROTAX Engine Type 912 (Series). Under very hot and high conditions with prolonged engine run on ground, as well as prolonged climbs at low speeds, the oil… | All BRM Aero B23 with 912 series engines installed | |
| ADxC-73-SB-014 | Optional Service Bulletin for convenience or option | 21.04.2022 | Replacement of fuel filler neck placard- Addition of fuel grade AVGAS UL91 to the corresponding section in the AFM - Replacement of fuel filler neck placards according to ADxC-DC-73-046 - Replacement of AFM ADxC-73-001-AFM by latest revision B | B23 All aircraft | |
| ADxC-73-SB-013 | Optional Service Bulletin for convenience or option | 11.04.2022 | Replacement of fuel filler neck placard- Addition of fuel grade AVGAS UL91 to the corresponding section in the AFM - Replacement of fuel filler neck placards according to ADxC-DC-73-042 - Replacement of AFM ADxC-73-003-AFM by latest revision B | B23-915 All aircraft | |
| ADxC-73-SB-012_A | Informativ Service bulletin to introduce improvements | 18.02.2022 | Replacement of wheel pant bracketsTo improve the durability of the parts, the surface protection is changed from zink – plating to normal painting. | All B23, B23-915 models | |
| ADxC-73-SB-008 | Informativ Service Bulletin to introduce improvements | 13.08.2021 | AFM changesChanges of the AFM: Increase of demonstrated cross wind performance 9kts →15kts corrections of typos, correction of current warning trigger values, minor wording, addition of GDU460 to the MMEL AFM download:… | B23 All aircraft | |
| ADxC-73-SB-004 | Informativ Service Bulletin | 24.02.2021 | Implementation of optional water coolant heaterImplementation of optional water coolant heater DEFA and subsequent 411423, corresponding extension cable furnishing of AFM and AMM supplements | All Bristell B23 aircraft |
- Kann zur AD werden
Bulletin-Nr.
B23-SBM-0-0-0-ALL-0005-2026
VISUAL INSPECTION OF NOSE LANDING GEAR LEG FOR CRACKS IN WELDS
This SB could be made mandatory by an EASA Airworthiness Directive (AD)
Visual inspection of aircraft nose landing gear leg for possible cracks, especially in areas around welds.
- Ausgegeben
- 20.03.2026
- Betroffen
- BRISTELL B23 (all models: B23, B23-912iS, B23-915, B23-915 IFR, B23-916)
- Informativ
Bulletin-Nr.
ADxC-73-SB-021, Issue A4
B23 Approved Publications (AFM, AMM, SB) Service Bulletin
Service bulletin B23 Approved Publications (AFM, AMM, SB)
B23 Approved Publications (AFM, AMM, SB)
- Ausgegeben
- 23.07.2024
- Betroffen
- All serial numbers of Bristell B23 TCDS EASA.A.642
- Informativ
Bulletin-Nr.
ADxC-73-SB-024_C
Service Bulletin Software B23
Service bulletin
Software update by avionic system manufacturer
- Ausgegeben
- 23.07.2024
- Betroffen
- All B23 aircraft, TCDS EASA.A.642
- Optional
Bulletin-Nr.
ADxC-73-SB-044, Issue A
Bristell B23 - Exhaust retrofit Reduction of Exhaust back pressure
Service bulletin for convenience or option
Optional retrofit of exhaust system with higher diameter tubing (DC-110). , Optional retrofit of exhaust system and silencer with higher diameter tubing (DC-115) with corresponding changes to the DC-110 exhaust system and front…
- Ausgegeben
- 14.05.2024
- Betroffen
- Applicable to all serial numbers of Bristell B23 and B23-912-G500 - TCDS EASA.A.642
- Informativ
Bulletin-Nr.
ADxC-DC-73-114
Fuel grade UL91 avoidance
Service bulletin
Strong advice to avoid using fuel grade UL91 on Bristell B23 with Rotax 912.
- Ausgegeben
- 01.02.2024
- Betroffen
- All Bristell B23 TCDS EASA.A.642 with Rotax 912
- Kann zur AD werden
Bulletin-Nr.
ADxC-73-SB-041_A
Trim Indication Placards
Service bulletin — This SB could be made mandatory by an EASA AD
Check the Elevator Trim Position Indicator placard if in accordance with the AFM.
- Ausgegeben
- 04.01.2024
- Betroffen
- All Bristell B23 and B23-915 aircraft
- Kann zur AD werden
Bulletin-Nr.
ADxC-73-SB-037_B
Electric system incl. drawings
Service bulletin — This SB could be made mandatory by an EASA AD
Correction of (potential) non-conformities and design rectifications Rev.B: Compliance time added
- Ausgegeben
- 24.11.2023 · Rev. 22.03.2024
- Betroffen
- All Bristell B23 aircraft
- Optional
Bulletin-Nr.
ADxC-73-SB-039_A
Elevator and tab deflections tolerance and gurney flap
Service bulletin for convenience or option
Update of documentation. Optional improvement of low speed trim range
- Ausgegeben
- 23.11.2023
- Betroffen
- All Bristell B23-915 aircraft
- Empfohlen
Bulletin-Nr.
ADxC-73-SB-035_A
Avoid engine stress ROTAX 912
Service bulletin recommended to be accomplished to prevent significant operational disruptions
Recommended power settings to avoid engine stress ROTAX 912
- Ausgegeben
- 17.07.2023
- Betroffen
- All Bristell B23 aircraft
- Optional
Bulletin-Nr.
ADxC-73-SB-036
Update tow winch system installation
Service bulletin — for convenience or option
Optional update of the tow winch system - Change of guillotine control handle surface to be knurled - Retrofit of a tail skid to the tow winch system at rear fuselage
- Ausgegeben
- 27.06.2023
- Betroffen
- All BRM Aero B23 models and serial numbers with DC-025 (DC-003: B23-915 with tow winch system), or DC-076 (DC-049/058: B23-915 G500 with tow winch system)
- Empfohlen
Bulletin-Nr.
ADxC-73-SB-034
Propeller mounting inspection
Service bulletin recommended to be accomplished to prevent significant operational disruptions
Degrease contact area between propeller and engine
- Ausgegeben
- 31.05.2023
- Betroffen
- All BRM Aero B23 models and serial numbers
- Empfohlen
Bulletin-Nr.
ADxC-73-SB-033
Chafing-protection of seat bracket
Service bulletin recommended to be accomplished to prevent significant operational disruptions
Protection against chafing of the solid rivets heads on the main center spar and of the spar web from the seat brackets
- Ausgegeben
- 22.05.2023
- Betroffen
- All BRM Aero B23 models and serial numbers
- Informativ
Bulletin-Nr.
ADxC-73-SB-025
Installation governor for ROTAX 915iS engines
Service bulletin
Installation governor for ROTAX 915iS engines
- Ausgegeben
- 06.03.2023
- Betroffen
- All B23 models, equipped with ROTAX 915iSc3 A engines
- Verpflichtend
Bulletin-Nr.
ADxC-73-SB-032
Caliper piston seals replacement
This service bulletin is mandatory and must be applied immediately to all aircrafts concerned.
Caliper piston seals replacement
- Ausgegeben
- 24.02.2023
- Betroffen
- All Bristell B23 aircraft
- Informativ
Bulletin-Nr.
ADxC-73-SB-007_A1
Implementation of DC-023 CO sensor
Service bulletin
Installation of CO-sensor DC-023
- Ausgegeben
- 23.02.2023
- Betroffen
- All Bristell B23 aircraft
- Verpflichtend
Bulletin-Nr.
ADxC-73-SB-029
Removal or Change of ballast attached to engine Note: this service bulletin also replaces ADxC-73-SB-020.A
This SB is mandatory as per EASA AD
Insufficient or loss of attachment bolt torque can lead to excessive wear on attachment bolt shaft and cracks of attachment lugs due to resulting pounding vibration. This, if undetected over long period of time, could lead to partial…
- Ausgegeben
- 09.02.2023 · Rev. 17.10.2023
- Betroffen
- All Bristell B23 aircraft
- Optional
Bulletin-Nr.
ADxC-73-SB-023
Installation of glare shield with handles
Service bulletin for convenience or option
DC-067 introduced the option of glare shield with handles in production. By this service bulletin, this option is made available for retrofit.
- Ausgegeben
- 10.01.2023
- Betroffen
- All Bristell B23 aircraft
- Empfohlen
Bulletin-Nr.
ADxC-73-SB-024
Approved software / Software update
Service bulletin recommended to be accomplished to introduce improvements
This service bulletin informs operators and maintenance organizations with respect to the approved software versions for the B23 aircraft.
- Ausgegeben
- 10.01.2023
- Betroffen
- All Bristell B23 aircraft
- Zurückgezogen
Bulletin-Nr.
ADxC-73-SB-020
Inspection and change of ballast attached to engine
Service bulletin recommended to be accomplished to prevent significant operational disruptions
CANCELLED by Revision B — superseded by ADxC-73-SB-029 Issue B. Originally: optional ballast change at engine (design change ADxC-73-DC-005/-007) for B23 with Rotax 912, enabling more loading flexibility within the unchanged weight and balance envelope.
- Ausgegeben
- 09.01.2023 · Rev. 10.10.2023
- Betroffen
- All Bristell B23 models with Rotax 912.
- Empfohlen
Bulletin-Nr.
ADxC-73-SB-018
Aileron AP system improvement
Service bulletin recommended to be accomplished to prevent significant operational disruptions
Improvement of the bracket connection (also called “sleeve”) connecting the aileron AP push rod with the aileron control system.
- Ausgegeben
- 14.10.2022
- Betroffen
- All BRM Aero B23 models and serial numbers with installed auto pilot system.
- Informativ
Bulletin-Nr.
ADxC-73-SB-019
Editorial change of the AFM
Service bulletin to introduce improvements
For model Bristell B23: Update cabin smoke procedure. Editorial endorsement of fuel type. Update of Carburettor heat use in normal procedures. List of supplements.
- Ausgegeben
- 20.09.2022
- Betroffen
- All serial numbers of Bristell B23 and Bristell B23-915 TCDS EASA.A.642
- Optional
Bulletin-Nr.
ADxC-73-SB-015
Replacement of oil cooler DC-045
Service Bulletin for convenience or option
Increase of cooling capacity of the oil cooler for hot and high operation for ROTAX Engine Type 912 (Series). Under very hot and high conditions with prolonged engine run on ground, as well as prolonged climbs at low speeds, the oil…
- Ausgegeben
- 26.08.2022
- Betroffen
- All BRM Aero B23 with 912 series engines installed
- Optional
Bulletin-Nr.
ADxC-73-SB-014
Replacement of fuel filler neck placard
Service Bulletin for convenience or option
- Addition of fuel grade AVGAS UL91 to the corresponding section in the AFM - Replacement of fuel filler neck placards according to ADxC-DC-73-046 - Replacement of AFM ADxC-73-001-AFM by latest revision B
- Ausgegeben
- 21.04.2022
- Betroffen
- B23 All aircraft
- Optional
Bulletin-Nr.
ADxC-73-SB-013
Replacement of fuel filler neck placard
Service Bulletin for convenience or option
- Addition of fuel grade AVGAS UL91 to the corresponding section in the AFM - Replacement of fuel filler neck placards according to ADxC-DC-73-042 - Replacement of AFM ADxC-73-003-AFM by latest revision B
- Ausgegeben
- 11.04.2022
- Betroffen
- B23-915 All aircraft
- Informativ
Bulletin-Nr.
ADxC-73-SB-012_A
Replacement of wheel pant brackets
Service bulletin to introduce improvements
To improve the durability of the parts, the surface protection is changed from zink – plating to normal painting.
- Ausgegeben
- 18.02.2022
- Betroffen
- All B23, B23-915 models
- Informativ
Bulletin-Nr.
ADxC-73-SB-008
AFM changes
Service Bulletin to introduce improvements
Changes of the AFM: Increase of demonstrated cross wind performance 9kts →15kts corrections of typos, correction of current warning trigger values, minor wording, addition of GDU460 to the MMEL AFM download:…
- Ausgegeben
- 13.08.2021
- Betroffen
- B23 All aircraft
- Informativ
Bulletin-Nr.
ADxC-73-SB-004
Implementation of optional water coolant heater
Service Bulletin
Implementation of optional water coolant heater DEFA and subsequent 411423, corresponding extension cable furnishing of AFM and AMM supplements
- Ausgegeben
- 24.02.2021
- Betroffen
- All Bristell B23 aircraft
Keine Bulletins entsprechen Ihrer Suche. Löschen Sie die Suche oder wählen Sie Alle Modelle.
Bristell Ultraleicht & LSA
11 von 11 Bulletins| Bulletin-Nr. | Klassifizierung | Ausgegeben / Überarbeitet | Bulletin-Titel & Beschreibung | Betroffene Flugzeuge | Herunterladen |
|---|---|---|---|---|---|
| ALL-SBM-0-0-0-DE-0006-2026 GERMANY ONLY | Verpflichtend Mandatory service bulletin | 20.03.2026 | CG RANGE CHANGECompliance of aircraft with weight and CG limits specified in German Kennblatt 66253 | BRISTELL LSA (Ultra-light category aircraft) All models listed in German Kennblatt 66253 Issue 12 or later | |
| ALL-SA-0-0-0-ALL-0004-2025 | Verpflichtend Mandatory service bulletin — Safety directive/alert | 17.07.2025 | Nose wheel steering inspectionNose wheel steering inspection Kontrola řízení příďového kola | Models with fixed tricycle landing gear with steerable nose wheel | |
| ALL-SB-0-0-0-CZ-0003-2025 | Verpflichtend Mandatory Service Bulletin | 14.07.2025 | Front undercarriage inspectionVisual inspection of the front undercarriage leg and fork for possible cracks, especially around welds and for deformation. | All models with fixed tricycle landing gear | |
| ALL-SB-0-0-0-0-0001-2025 | Verpflichtend Mandatory Service Bulletin — Safety Directive/Alert | 04.02.2025 | Rivets check inside of the frameMissing rivets were found in the internal fuselage structure. | Affected models and serial numbers listed in the bulletin (PDF) | |
| ALL-SB-0-0-0-DE-0002-2024 GERMANY ONLY | Verpflichtend Mandatory Service Bulletin | 19.07.2024 | Control surfaces deflectionIt was found that the deflections of the ailerons are not in the specified range. Measurement/adjustment of control surfaces deflections. | All models listed in German Kennblatt 66253: • LSA, LSA-915 • LSA-K,LSA-K-RG,LSA-K-915,LSA-K-RG-915 | |
| ALL-SA-5-0-0-ALL-0001-2024 | Verpflichtend SAFETY DIRECTIVE/ALERT | 08.02.2024 | ROTAX 912 IS Engine AttachmentEngine attachment inspection, screw replacement. Kontrola uchycení motoru, výměna šroubů. | All models equipped with Rotax 912 iS engine and the original one-piece engine mount. | |
| 22112 Rev. A | Verpflichtend Mandatory Service Bulletin | 28.11.2022 | Automatic Trim/GDU™ 4XX ResetIn G3X, G3X Touch, and G5 systems with GSA 28 autopilot servos connected to trim actuators, an uncommanded automatic trim runaway may occur when the autopilot is first engaged. Software update required | All Bristell experimental, ultralight, and Light-Sport Aircraft fitted G3X, G3X Touch, and G5 systems | |
| ALL-SA-0-0-0-ALL-0002-2021 | Verpflichtend Safety directive/Safety alert | 11.11.2021 | Seat attachmentSeat attachment brackets replacement. Výměna konzol uchycení sedačky. | All UL and LSA models of BRISTELL | |
| ALL-SA-0-0-0-0001-2020 | Verpflichtend Safety Alert Directive | 07.08.2020 Rev. 07.12.2022 | AOI revisionChange of crew arm for aeroplane C.G. calculation. (Rev.1 – Re-classification to Safety Directive on FAA request) Rev.2: MAC origin distance correction Rev. 2 — MAC origin distance correction (Rev. 1: re-classification to Safety Directive on FAA request) | All BRISTELL aircraft. | |
| ALL-SA-0-0-0-0005-2020 | Verpflichtend Safety Alert | 11.05.2020 | KAVLICO PRESSURE SENSORSPotential leak of Kavlico pressure sensors Možný únik snímačů tlaku Kavlico | All BRISTELL aircraft fitted with Kavlico pressure sensors. | |
| ALL-SA-3-0-5-0001-2017 | Verpflichtend Safety Alert | 05.10.2017 | ELEVATOR CONTROL STUCKElevator servo rod check Kontrola táhla serva výškovky | All BRISTELL aircraft fitted with Rotax 912 iS, iS Sport, Rotax 914 engines and an autopilot. |
- Verpflichtend
Bulletin-Nr.
ALL-SBM-0-0-0-DE-0006-2026
GERMANY ONLYCG RANGE CHANGE
Mandatory service bulletin
Compliance of aircraft with weight and CG limits specified in German Kennblatt 66253
- Ausgegeben
- 20.03.2026
- Betroffen
- BRISTELL LSA (Ultra-light category aircraft) All models listed in German Kennblatt 66253 Issue 12 or later
- Verpflichtend
Bulletin-Nr.
ALL-SA-0-0-0-ALL-0004-2025
Nose wheel steering inspection
Mandatory service bulletin — Safety directive/alert
Nose wheel steering inspection Kontrola řízení příďového kola
- Ausgegeben
- 17.07.2025
- Betroffen
- Models with fixed tricycle landing gear with steerable nose wheel
- Verpflichtend
Bulletin-Nr.
ALL-SB-0-0-0-CZ-0003-2025
Front undercarriage inspection
Mandatory Service Bulletin
Visual inspection of the front undercarriage leg and fork for possible cracks, especially around welds and for deformation.
- Ausgegeben
- 14.07.2025
- Betroffen
- All models with fixed tricycle landing gear
- Verpflichtend
Bulletin-Nr.
ALL-SB-0-0-0-0-0001-2025
Rivets check inside of the frame
Mandatory Service Bulletin — Safety Directive/Alert
Missing rivets were found in the internal fuselage structure.
- Ausgegeben
- 04.02.2025
- Betroffen
- Affected models and serial numbers listed in the bulletin (PDF)
- Verpflichtend
Bulletin-Nr.
ALL-SB-0-0-0-DE-0002-2024
GERMANY ONLYControl surfaces deflection
Mandatory Service Bulletin
It was found that the deflections of the ailerons are not in the specified range. Measurement/adjustment of control surfaces deflections.
- Ausgegeben
- 19.07.2024
- Betroffen
- All models listed in German Kennblatt 66253: • LSA, LSA-915 • LSA-K,LSA-K-RG,LSA-K-915,LSA-K-RG-915
- Verpflichtend
Bulletin-Nr.
ALL-SA-5-0-0-ALL-0001-2024
ROTAX 912 IS Engine Attachment
SAFETY DIRECTIVE/ALERT
Engine attachment inspection, screw replacement. Kontrola uchycení motoru, výměna šroubů.
- Ausgegeben
- 08.02.2024
- Betroffen
- All models equipped with Rotax 912 iS engine and the original one-piece engine mount.
- Verpflichtend
Bulletin-Nr.
22112 Rev. A
Automatic Trim/GDU™ 4XX Reset
Mandatory Service Bulletin
In G3X, G3X Touch, and G5 systems with GSA 28 autopilot servos connected to trim actuators, an uncommanded automatic trim runaway may occur when the autopilot is first engaged. Software update required
- Ausgegeben
- 28.11.2022
- Betroffen
- All Bristell experimental, ultralight, and Light-Sport Aircraft fitted G3X, G3X Touch, and G5 systems
- Verpflichtend
Bulletin-Nr.
ALL-SA-0-0-0-ALL-0002-2021
Seat attachment
Safety directive/Safety alert
Seat attachment brackets replacement. Výměna konzol uchycení sedačky.
- Ausgegeben
- 11.11.2021
- Betroffen
- All UL and LSA models of BRISTELL
- Verpflichtend
Bulletin-Nr.
ALL-SA-0-0-0-0001-2020
AOI revision
Safety Alert Directive
Change of crew arm for aeroplane C.G. calculation. (Rev.1 – Re-classification to Safety Directive on FAA request) Rev.2: MAC origin distance correction
- Ausgegeben
- 07.08.2020 · Rev. 07.12.2022
- Betroffen
- All BRISTELL aircraft.
- Verpflichtend
Bulletin-Nr.
ALL-SA-0-0-0-0005-2020
KAVLICO PRESSURE SENSORS
Safety Alert
Potential leak of Kavlico pressure sensors Možný únik snímačů tlaku Kavlico
- Ausgegeben
- 11.05.2020
- Betroffen
- All BRISTELL aircraft fitted with Kavlico pressure sensors.
- Verpflichtend
Bulletin-Nr.
ALL-SA-3-0-5-0001-2017
ELEVATOR CONTROL STUCK
Safety Alert
Elevator servo rod check Kontrola táhla serva výškovky
- Ausgegeben
- 05.10.2017
- Betroffen
- All BRISTELL aircraft fitted with Rotax 912 iS, iS Sport, Rotax 914 engines and an autopilot.
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