代码 L9: Malfunction of inverter compressor startup error (Stall prevention)
问题描述与安全警告
Daikin SM-TS3 HVAC Self-Diagnosis 触发了严重的 Malfunction of inverter compressor startup error (Stall prevention) 警报。需要由合格的操作员或维修技师立即处理，以防止在制造周期中对设备造成二次损坏或导致零件报废。在接触电气控制箱之前，请务必确保遵循标准安全和停机挂牌 (LOTO) 程序。
官方故障排除步骤
Unit area: Outdoor Unit Product scope: RA, SkyAir, VRV, Package, Heat reclaim ventilator, Chiller, Fan Coil Chart object marker: kkkk Supposed causes: - The stop valve is not opened - Defective compressor - Error in wire connections to compressor - Large differential pressure before compressor startup
Source: Daikin SM-TS3 Simple Self-Diagnosis by Malfunction Code chart
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
关于 Daikin SM-TS3 HVAC Self-Diagnosis 警报
由 Daikin 制造的工业控制器具有广泛的诊断系统，用于保护内部电路和机械连杆。当 SM-TS3 HVAC Self-Diagnosis 出现类似 L9 的错误代码时，通常表示指令值与实际传感器反馈之间存在不匹配。
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