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ISSN

3082-8279(Oline)
3082-8287(Print)

Publication Frequency

Monthly

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Published

2026-11-10

Issue

Vol 3 No 10 (2026): Published

Section

Articles

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A320系列飞机正常刹车伺服活门17GG电气故障的诊断与排除

钟 静

深圳航空有限责任公司


DOI: https://doi.org/10.59429/sksj.v3i10.15840


Keywords: A320;正常刹车;伺服活门;BSCU;TSM;故障诊断


Abstract

本文以一起落地滑行阶段出现的 BRAKE SYS 1 FAULT 警告为研究对象,结合系统原理图分析了 BSCU 双通 道控制构型与正常刹车伺服活门双线圈结构的监控机理,依据 TSM 32-42-00-810-806-A 给出的排故分支,通过 BITE 自测试、CFDS 历史代码读取和伺服活门本体线圈电阻测量完成了故障定位,并对 E21*** 与 C20*** 两类件号 电阻标准的差异、线圈温度对阻值的影响等判断细节进行了讨论。更换 17GG 并完成刹车放气、功能测试与渗漏检 查后,故障彻底消除。该案例表明,将系统原理、TSM 隔离逻辑与件号判据三者结合,能够明显压缩排故时间、避 免无效串件。


References

[1] Airbus. A318/A319/A320/A321 Troubleshooting Manual: TASK 32-42-00-810-806-A, Electrical or Hydraulic Failure of the Normal Brake Servovalve 17GG[S]. Revision 90, 2026.

[2] Airbus. A318/A319/A320/A321 Aircraft Maintenance Manual: TASK 32-42-48-000-001-A, Removal of the Normal Brake Servovalve; TASK 32-42-48-400-001-A, Installation of the Normal Brake Servovalve[S]. Revision 90, 2026.

[3] Airbus. A318/A319/A320/A321 Aircraft Schematic Manual: 32-42-02, Landing Gear - Normal Braking - Skid Control System[S]. Revision 90, 2026.



ISSN: 3082-8279
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